bug_id string | issue_url string | bug_type string | base_commit string | knowledge_cutoff timestamp[s] | lit_test_dir list | hints dict | patch string | tests list | issue dict | verified bool | properties dict | bisect string | test_commit string |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
180456 | https://github.com/llvm/llvm-project/issues/180456 | miscompilation | b4e9cf03a608f18d610ad4ad8ef7826bb9418039 | 2026-02-09T03:33:33 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "95ef1a5c3139c44bb171df225cb2b0aa17b50f1d",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
1080,
1134
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 95ef1a5c3139c44bb171df225cb2b0aa17b50f1d
Author: Ryan Buchner <rbuchner@qti.qualcomm.com>
Date: Thu Feb 12 09:34:44 2026 -0800
[SLP] Use the correct identity when combining binary opcodes with AND/MUL (#180457)
Fixes #180456
Fix bug in the following SLP lowering:
```
define void ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/semanticly-same.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -slp-threshold=-50 < %s",
"opt -S --passes=slp-vectorizer -mtriple=aarch64-unknown-linux-gnu -slp-threshold=-50 < %s"
],
"tests": [
{
... | {
"title": "[SLP] Binary combines with MUL and AND may use the wrong identity value",
"body": "The following lowering currently occurs: \n`opt -S --passes=slp-vectorizer -mtriple=aarch64-unknown-linux-gnu -slp-threshold=-50`\n```llvm\ndefine void @sub_mul(ptr %p, ptr %s) {\nentry:\n %p1 = getelementptr i16, ptr %p... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
121432 | https://github.com/llvm/llvm-project/issues/121432 | miscompilation | b51a082e1afd707f8cf1473e4c49374e7e951d2d | 2025-01-01T11:07:27 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "c05599966cd594c15834378f57669719d221c4d4",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit c05599966cd594c15834378f57669719d221c4d4
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Mon Jan 6 16:23:46 2025 +0800
[InstCombine] Fix FMF propagation in `copysign Mag, (copysign ?, X) -> copysign Mag, X` (#121574)
Closes https://github.com/llvm/llvm-project/issues/121432.
diff --git a/llv... | [
{
"file": "llvm/test/Transforms/InstCombine/copysign.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "copysign_sign_arg_mixed",
"test_body": "; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)\ndeclar... | {
"title": "[InstCombine] FMF flags should not be propagated",
"body": "Alive2: https://alive2.llvm.org/ce/z/ajCxTh\n```\ndefine float @src1(float noundef %x, float noundef %y, float noundef %z) {\n %s = call float @llvm.copysign.f32(float %y, float %z)\n %r = call nnan float @llvm.copysign.f32(float %x, float %s... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
134085 | https://github.com/llvm/llvm-project/issues/134085 | crash | f475ccd3794ebce22950b707ad390fae7e235b46 | 2025-04-02T13:46:38 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "843ef77dc22afd1923b891acd4c46c8f8c8c93ae",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
14335,
14341
],
[
14552,
14557
],
[
14596,
14601
... | commit 843ef77dc22afd1923b891acd4c46c8f8c8c93ae
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Apr 2 11:44:36 2025 -0700
[SLP]Update mapping between values and their matching entries upon selection
Need to update the mapping between gathered values and their matching
entries, if the list of ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/matched-nodes-updated.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "target datalayout = \"e-m:e-p270:32:32-p271:32:32-p272... | {
"title": "clang crashes at -O{s,2,3} on x86_64-linux-gnu: Assertion `idx < size()' failed",
"body": "It appears to be a recent regression as it doesn't reproduce with 20.1.0.\n\nCompiler Explorer: https://godbolt.org/z/nKW8o5f8a\n\n```\n[516] % clangtk -v\nclang version 21.0.0git (https://github.com/llvm/llvm-pro... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Invalid order | null |
158660 | https://github.com/llvm/llvm-project/issues/158660 | crash | dbc96f41f15fc30d4fc6198eb1c2dcb57547a160 | 2025-09-15T15:25:10 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "1858532c48cf5d93aa82966110fe1cada6ab6ba8",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 1858532c48cf5d93aa82966110fe1cada6ab6ba8
Author: Florian Hahn <flo@fhahn.com>
Date: Mon Sep 15 21:46:49 2025 +0100
[VPlan] Handle predicated UDiv in VPReplicateRecipe::computeCost.
Account for predicated UDiv,SDiv,URem,SRem in
VPReplicateRecipe::computeCost: compute costs of extra phis and ap... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/cost-conditional-branches.ll",
"commands": [
"opt < %s -passes=loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S"
],
"tests": [
{
"test_name": "test_predicated_udiv",
"test_body": "target triple = \"x86... | {
"title": "New case of \"VPlan cost model and legacy cost model disagreed\"",
"body": "Our testing encountered a new regression which bisects to 91d4c0dfdf226665c17d4a44e2fab466e6103d18 (tag @fhahn ).\n\nLet me know if you need any more info!\n\n\nhttps://godbolt.org/z/r4qo3e9fs\n\n```\ntarget triple = \"x86_64-un... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 91d4c0dfdf226665c17d4a44e2fab466e6103d18 | null |
138345 | https://github.com/llvm/llvm-project/issues/138345 | crash | 1c1238d3615a7e1a99570d1e02de3b538d2e0669 | 2025-05-02T21:00:30 | [
"llvm/test/Transforms/GVNSink"
] | {
"fix_commit": "43eafc0c4aca0b2fd159c09d4b162c1941b4f4ed",
"components": [
"Local"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp": nul... | commit 43eafc0c4aca0b2fd159c09d4b162c1941b4f4ed
Author: Paul Kirth <paulkirth@google.com>
Date: Mon May 5 18:16:33 2025 -0700
[llvm][gvn-sink] Don't try to sink inline asm (#138414)
Fixes #138345. Before this patch, gvn-sink would try to sink inline
assembly statements. Other GVN passes avoid them (... | [
{
"file": "llvm/test/Transforms/GVNSink/pr138345.ll",
"commands": [
"opt -passes=\"gvn-sink\" -S %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n;; See https://github.com/llvm/llvm-project/issues/138345 for details.\n;; The program below used to crash due to ... | {
"title": "Assertion failure with gvn-sink",
"body": "I tried to enable GVN hoist/sink when compiling Fuchsia at -Oz, since that should improve size slightly, and ran into this. I know those passes have had some issues, but I figured they had some attention a while back and we should try again. Probably some value... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
113810 | https://github.com/llvm/llvm-project/issues/113810 | crash | ce0368eb8417f2d369499bb98b1f0ccbe2219598 | 2024-10-27T14:16:44 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "7152bf3bc805b8d9b1873058ab0a084d7b6079d6",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
7947,
7954
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 7152bf3bc805b8d9b1873058ab0a084d7b6079d6
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Mon Oct 28 06:37:24 2024 -0700
[SLP]Do not create new vector node if scalars fully overlap with the existing one
If the list of scalars vectorized as the part of the same vector node,
no need to genera... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/full-overlap-non-schedulable.ll",
"commands": [
"opt -S --passes=slp-vectorizer < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define void @test(ptr %p1, ptr %0, i32 %1, i1 %c1, ptr %p2) {\ntop:\n %2 = getelementptr... | {
"title": "SLPVectorizer miscompilation",
"body": "This IR\r\n```llvm\r\n; Function Attrs: alignstack(16)\r\ndefine swiftcc { ptr addrspace(10), i8 } @julia__zip_iterate_all_17381(ptr noalias nocapture noundef nonnull align 4 dereferenceable(96) %union_bytes_return, ptr nonnull swiftself %pgcstack_arg, ptr addrspa... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 69332bb8995aef60d830406de12cb79a50390261 | null |
141968 | https://github.com/llvm/llvm-project/issues/141968 | crash | 389e9d3a422f17356d1f90913b891d23011ae5b3 | 2025-05-29T15:40:08 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "b8c4eea3d8b2a2df9442319de14ef38c2492428d",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit b8c4eea3d8b2a2df9442319de14ef38c2492428d
Author: Ramkumar Ramachandra <ramkumar.ramachandra@codasip.com>
Date: Mon Jun 2 15:56:35 2025 +0200
[VPlan] Simplify PredPHI LiveIn -> LiveIn (#142271)
5f39be5 ([VPlan] Use InstSimplifyFolder instead of TargetFolder) updated
simplifyRecipe to fold live... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/pr141968-instsimplifyfolder.ll",
"commands": [
"opt -passes=loop-vectorize -S %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ntarget triple = \"x86_64\"\n\ndefine i8 @pr141968(i1 %cond, i8 %v) {\n;\nentry:\n ... | {
"title": "[LoopVectorize] Assertion `PredicatingBB && \"Predicated block has no single predecessor.\"' failed.",
"body": "Crash reproducer:\n```\n; bin/opt -passes=loop-vectorize test.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 5f39be591714eba1be413e2b3ed6fc152a15bb8e | null |
169780 | https://github.com/llvm/llvm-project/issues/169780 | crash | 07d14cb6d3e0319b4f95bfaca1502c4a8dc02910 | 2025-11-27T09:36:56 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "8459508227dd30ce32f870fbc9109fe95d51f4db",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 8459508227dd30ce32f870fbc9109fe95d51f4db
Author: Florian Hahn <flo@fhahn.com>
Date: Thu Nov 27 21:52:15 2025 +0000
[VPlan] Handle scalar VPWidenPointerInd in convertToConcreteRecipes. (#169338)
In some case, VPWidenPointerInductions become only used by scalars after
legalizeAndOptimizationInd... | [
{
"file": "llvm/test/Transforms/LoopVectorize/RISCV/pointer-induction.ll",
"commands": [
"opt -mtriple riscv64 -mcpu=sifive-p670 -p loop-vectorize -vectorize-scev-check-threshold=3000 %s"
],
"tests": [
{
"test_name": "scalarize_ptr_induction",
"test_body": "define void @b... | {
"title": "[LV] Assertion `!R->onlyScalarsGenerated(Plan->hasScalableVF()) && \"Recipe should have been replaced\"'",
"body": "```\ndefine void @blam(ptr %arg, ptr %arg1) {\nbb:\n br label %bb400\n\nbb400: ; preds = %bb437, %bb\n %phi401 = phi ptr [ %getelementptr440, %... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | null | null |
87394 | https://github.com/llvm/llvm-project/issues/87394 | crash | d5022d9ad4aec250f77d21c819a9810a97b8b6a8 | 2024-04-02T18:48:53 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "adb0126ef11b0083d5a78be1534ccefa53def1cf",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit adb0126ef11b0083d5a78be1534ccefa53def1cf
Author: Patrick O'Neill <patrick@rivosinc.com>
Date: Tue Apr 23 07:48:43 2024 -0700
[VPlan] Add scalar inferencing support for Not and Or insns (#89160)
Fixes #87394.
PR: https://github.com/llvm/llvm-project/pull/89160
diff --git a/llvm/lib/Trans... | [
{
"file": "llvm/test/Transforms/LoopVectorize/vplan-infer-not-or-type.ll",
"commands": [
"opt < %s -passes=loop-vectorize -S"
],
"tests": [
{
"test_name": "foo",
"test_body": "define void @foo(i8 %arg.0, i8 %arg.1) {\nentry:\n br label %loop.header\n\nloop.header: ... | {
"title": "[LoopVectorize][VPlan] Unreachable executed \"Unhandled opcode!\"",
"body": "Reduced LLVM IR:\r\n```llvm ir\r\ntarget datalayout = \"e-m:e-p:64:64-i64:64-i128:128-n32:64-S128\"\r\ntarget triple = \"riscv64-unknown-linux-gnu\"\r\n\r\ndefine i32 @main() #0 {\r\nentry:\r\n br label %for.body\r\n\r\nfor.co... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 51afb101743855e2ae2624ebbe087da77128d92c | null |
128736 | https://github.com/llvm/llvm-project/issues/128736 | crash | 02128342d2818e5a65846fec4179ed5344045102 | 2025-02-25T16:27:23 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "39bab1de33333ee3c62b586c4e8d26f8c443bc60",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
1389,
1397
],
[
2849,
2859
],
[
2915,
2926
],... | commit 39bab1de33333ee3c62b586c4e8d26f8c443bc60
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Feb 26 14:12:05 2025 -0800
[SLP]Check if the operand for removal is the reduction operand, awaiting for the reduction
If the operand of the instruction-to-be-removed is a reduction value,
which is ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/reduction-with-removed-extracts.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -mcpu=znver2 < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine i32 @test(i32 %arg) {\... | {
"title": "Assertion `I->use_empty() && \"trying to erase instruction with users.\"' failed.",
"body": "To reproduce run opt with the test below using -passes=slp-vectorizer.\n```\n; ModuleID = './reduced.ll'\nsource_filename = \"./reduced.ll\"\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 2ad816648f2719e6c0da507a1a371f2cad4a3f1c | null |
169668 | https://github.com/llvm/llvm-project/issues/169668 | crash | 135ddf1e8efef7c8ac9b01caa660210e3ca12327 | 2025-11-26T15:29:51 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "b76089c7f3d6593d2e2c83db7dbf4965b656bd8c",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit b76089c7f3d6593d2e2c83db7dbf4965b656bd8c
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Nov 28 10:26:27 2025 +0000
[VPlan] Skip uses-scalars restriction if one of ops needs broadcast. (#168246)
Update the logic in narrowToSingleScalar to allow narrowing even if not
all users use scalars, if a... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/conditional-branches-cost.ll",
"commands": [
"opt -p loop-vectorize -S %s",
"opt -p loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue -S %s"
],
"tests": [
{
"test_name": "multiple_exit_condit... | {
"title": "[LV] Assert \"Expected at least one loop-variant operand\"",
"body": "This IR:\n\n```\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32\"\ntarget triple = \"aarch64-unknown-linux-gnu\"\n\ndefine i16 @_Z4testsisjyjybtjjxbxtthiPjPbS_PA25_A25_y... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
89672 | https://github.com/llvm/llvm-project/issues/89672 | miscompilation | b64e483785bfef5ec4977988543ed5cfaf62f306 | 2024-04-22T21:35:16 | [
"llvm/test/Transforms/SimplifyCFG"
] | {
"fix_commit": "883887493c882d656d5da100ee637a348e81357c",
"components": [
"SimplifyCFG"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 883887493c882d656d5da100ee637a348e81357c
Author: Nikita Popov <npopov@redhat.com>
Date: Tue Apr 23 12:36:35 2024 +0900
[SimplifyCFG] Check alignment when speculating stores
When speculating a store based on a preceding load/store, we need
to ensure that the speculated store does not have a hi... | [
{
"file": "llvm/test/Transforms/SimplifyCFG/speculate-store.ll",
"commands": [
"opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S < %s"
],
"tests": [
{
"test_name": "wrong_align_store",
"test_body": "define void @wrong_align_store(ptr %A, i32 %B, i32 ... | {
"title": "coalescing of redundant vector stores isn't preserving alignment correctly",
"body": "https://alive2.llvm.org/ce/z/-qQphe\r\n\r\noptimizing this code:\r\n```llvm\r\ndefine i32 @f(ptr %0, i1 %1) {\r\n store <2 x i64> zeroinitializer, ptr %0, align 8\r\n br i1 %1, label %4, label %3\r\n\r\n3: ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
112068 | https://github.com/llvm/llvm-project/issues/112068 | miscompilation | b24acc06e1d465b3e3e4e28515dd437f6a7454f2 | 2024-10-12T02:41:57 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "a59976bea8ad76f18119a11391dc8ba3e6ba07d5",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit a59976bea8ad76f18119a11391dc8ba3e6ba07d5
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Tue Nov 19 20:06:34 2024 +0800
[InstCombine] Drop noundef attributes in `foldCttzCtlz` (#116718)
Closes https://github.com/llvm/llvm-project/issues/112068.
diff --git a/llvm/lib/Transforms/InstCombine/In... | [
{
"file": "llvm/test/Transforms/InstCombine/shift-cttz-ctlz.ll",
"commands": [
"opt < %s -passes=instcombine -S"
],
"tests": [
{
"test_name": "shl_cttz_false_multiuse",
"test_body": "define i32 @shl_cttz_false_multiuse(i32 %x, i32 %y) {\nentry:\n %cttz = call i32 @llvm.c... | {
"title": "[InstCombine] `noundef` attribute should be dropped after setting `is_zero_poison` to true",
"body": "Reproducer: https://alive2.llvm.org/ce/z/7-TgAf\r\n```\r\ndefine i32 @src(i32 %x, i32 %y) {\r\nentry:\r\n %cttz = call noundef i32 @llvm.cttz.i32(i32 %y, i1 false)\r\n %res = lshr i32 %x, %cttz\r\n r... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 83d178843f4322159b6469f430a8a241b8672d6d | null |
137152 | https://github.com/llvm/llvm-project/issues/137152 | crash | 224cd50e005a9215e8c528d5ce68d4fcdfcdb98f | 2025-04-24T10:47:46 | [
"llvm/test/Transforms/GlobalOpt"
] | {
"fix_commit": "57530c23a53b5e003d389437637f61c5b9814e22",
"components": [
"GlobalOpt"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp":... | commit 57530c23a53b5e003d389437637f61c5b9814e22
Author: Nikita Popov <npopov@redhat.com>
Date: Thu Apr 24 15:15:47 2025 +0200
[GlobalOpt] Do not promote malloc if there are atomic loads/stores (#137158)
When converting a malloc stored to a global into a global, we will
introduce an i1 flag to track ... | [
{
"file": "llvm/test/Transforms/GlobalOpt/malloc-promote-atomic.ll",
"commands": [
"opt -passes=globalopt -S < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n@g = internal global ptr null, align 8\n\ndefine void @init() {\n;\n %alloc = call ptr @malloc(i64 ... | {
"title": "[GlobalOpt] Incorrect change of atomic type",
"body": "```llvm\n; RUN: opt -S -passes=globalopt\n@g = internal global ptr null, align 8\n\ndefine void @init() {\n %alloc = call ptr @malloc(i64 48)\n store atomic ptr %alloc, ptr @g seq_cst, align 8\n ret void\n} \n\ndefine i1 @check() {\n %val = load... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
157714 | https://github.com/llvm/llvm-project/issues/157714 | miscompilation | 924bf242c8e0ef61544471488eb9e729dda72a50 | 2025-09-09T17:00:35 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "dcdbb39786a56181e1612354ecb8ecf5a7b0f449",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit dcdbb39786a56181e1612354ecb8ecf5a7b0f449
Author: Nikita Popov <npopov@redhat.com>
Date: Wed Sep 10 15:57:27 2025 +0200
[InstCombine] Use intersectForOffsetAdd() in CommonPointerBase (#157851)
Transforms using this helper will add up all the offsets, so we should
use intersectForOffsetAdd() in... | [
{
"file": "llvm/test/Transforms/InstCombine/icmp-gep.ll",
"commands": [
"opt -passes=instcombine -S < %s"
],
"tests": [
{
"test_name": "gep_mugtiple_ugt_not_all_nuw",
"test_body": "target datalayout = \"e-p:64:64:64-p1:16:16:16-p2:32:32:32-p3:64:64:64-i1:8:8-i8:8:8-i16:1... | {
"title": "[InstCombine] Miscompilation in foldGEPICmp",
"body": "Reproducer: https://alive2.llvm.org/ce/z/SLybDz\n```\ndefine i1 @gep_mugtiple_ugt_inbounds_nusw(ptr %base, i64 %idx, i64 %idx2) {\n %gep1 = getelementptr inbounds i8, ptr %base, i64 %idx\n %gep2 = getelementptr nusw i8, ptr %gep1, i64 %idx2\n %cm... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 83272a48493948c5190be00e7e734a0335be86f8 | null |
157238 | https://github.com/llvm/llvm-project/issues/157238 | miscompilation | 18507a7a6bf1c82e2614b3995320ebab8dd60ef2 | 2025-09-06T06:55:06 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "ea59be552f1db4f8f2e8a3edd909f17802339970",
"components": [
"ValueTracking"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit ea59be552f1db4f8f2e8a3edd909f17802339970
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Tue Sep 16 20:59:42 2025 +0800
[ValueTracking] Don't take sign bit from NaN operands (#157250)
Closes https://github.com/llvm/llvm-project/issues/157238.
diff --git a/llvm/lib/Analysis/ValueTracking.cpp ... | [
{
"file": "llvm/test/Transforms/InstCombine/is_fpclass.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "minnum_qnan",
"test_body": "define i1 @minnum_qnan(i32 %x) {\nentry:\n %qnan_bits = or i32 %x, -5938\n %qnan = bitcast i32 %qnan_bit... | {
"title": "[InstCombine] Wrong folding of is.fpclass + minnum",
"body": "Reproducer: https://alive2.llvm.org/ce/z/zTqnNp\n```\n; bin/opt -passes=instcombine test.ll -S\ndefine i1 @src(i32 %x) {\nentry:\n %or102.i.i = or i32 %x, -5938\n %0 = bitcast i32 %or102.i.i to float\n %1 = call float @llvm.minnum.f32(floa... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 369d8148e09c2b91174ec01e845bc504cf622c45 | null |
142462 | https://github.com/llvm/llvm-project/issues/142462 | crash | 4c6449044a943441adf160cb77010c855dcee73c | 2025-06-02T19:36:30 | [
"llvm/test/Transforms/EarlyCSE"
] | {
"fix_commit": "9a0197c3a443caf275a9b1b86669b398ea615c9f",
"components": [
"EarlyCSE"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp": ... | commit 9a0197c3a443caf275a9b1b86669b398ea615c9f
Author: Nikita Popov <npopov@redhat.com>
Date: Wed Jun 4 09:04:27 2025 +0200
[EarlyCSE] Check attributes for commutative intrinsics (#142610)
Commutative intrinsics go through a separate code path, which did not
check for attribute compatibility, resul... | [
{
"file": "llvm/test/Transforms/EarlyCSE/replace-calls-def-attrs.ll",
"commands": [
"opt -S -passes=early-cse < %s"
],
"tests": [
{
"test_name": "same_parent_combine_diff_attrs_needs_intersect2",
"test_body": "declare ptr @baz.ptr(i8, i8)\n\ndeclare i8 @buz.ptr(ptr, ptr)... | {
"title": "Compiler asserts running pass \"early-cse<memssa>\"",
"body": "Consider a testcase like that:\n```\n; ModuleID = 'test.bc'\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64-sie-ps5\"\n\n; Function Attrs: nocallback nofree n... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | b98c405f954f9ef6150c655f6ffc68e377d2ac84 | null |
112460 | https://github.com/llvm/llvm-project/issues/112460 | miscompilation | 65cf7afb6d9d8c6137b90d909ee4fcf251439f48 | 2024-10-16T01:34:25 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "e56e9dd8adca2e86f22783bf5e745ee1ba7ead5f",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
14953,
14958
],
[
17095,
17100
]
],
"llvm/lib/Transforms/InstComb... | commit e56e9dd8adca2e86f22783bf5e745ee1ba7ead5f
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Oct 18 13:32:41 2024 -0700
[SLP]Fix minbitwidth emission and analysis for freeze instruction
Need to add minbw emission and analysis for freeze instruction to fix
incorrect signedness propagation.
... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/freeze-signedness-missed.ll",
"commands": [
"opt -S --passes=slp-vectorizer < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define i32 @test(i1 %.b, i8 %conv18, i32 %k.promoted61) {\n %not..b79 = xor i1 %.b, true\n ... | {
"title": "[SLPVectorizer] Miscompilation at -O2",
"body": "Reproducer: https://alive2.llvm.org/ce/z/Tw0oUm\r\n```\r\n; bin/opt -passes=slp-vectorizer test.ll -S\r\ndefine i32 @src(i1 %.b, i8 %conv18, i32 %k.promoted61) {\r\n %not..b79 = xor i1 %.b, true\r\n %3 = zext i1 %not..b79 to i8\r\n %cmp.i51 = icmp eq i... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | bb82c79d3b6b3c062890c2cb01fcb183d4f50d27 | null |
91957 | https://github.com/llvm/llvm-project/issues/91957 | miscompilation | c2a9a974ca85e4ac4509e368d4b9acae7e67bf71 | 2024-05-13T13:05:21 | [
"llvm/test/Transforms/LICM"
] | {
"fix_commit": "70091dc943ade280d75cea1e5ea5e93d9a8f934a",
"components": [
"LICM"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp": null... | commit 70091dc943ade280d75cea1e5ea5e93d9a8f934a
Author: Antonio Frighetto <me@antoniofrighetto.com>
Date: Sat May 18 16:52:17 2024 +0200
[LICM] Invalidate cached SCEV results in `hoistMulAddAssociation`
While reassociating expressions, LICM is required to invalidate SCEV
results, as otherwise subseq... | [
{
"file": "llvm/test/Transforms/LICM/update-scev-after-hoist.ll",
"commands": [
"opt -S -passes='loop-unroll,loop-mssa(licm,indvars)' -unroll-count=4 < %s 2>&1"
],
"tests": [
{
"test_name": "main",
"test_body": "define i16 @main() {\nentry:\n br label %loop\n\nloop: ... | {
"title": "Miscompile with opt -passes=\"loop-unroll,loop-mssa(licm,indvars)\" -unroll-count=4 ",
"body": "llvm commit: e76b257483e6c\r\nReproduce with:\r\n```opt -passes=\"loop-unroll,loop-mssa(licm,indvars)\" -unroll-count=4 bbi-95405.ll -S -o -```\r\n\r\nThe input function returns 32768, but after running the p... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 2dd52046816ac706a25d588efac77705793d8778 | null |
162799 | https://github.com/llvm/llvm-project/issues/162799 | crash | 5e3ac2a6f22aa4d1d055c2d430913a960b9bb60b | 2025-10-10T08:07:13 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "d81ffd4ebb45235b4d106f6a0d5e5032bad41018",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
20076,
20082
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit d81ffd4ebb45235b4d106f6a0d5e5032bad41018
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Sun Oct 12 13:15:15 2025 -0700
[SLP]INsert postponed vector value after all uses, if the parent node is PHI
Need to insert the vector value for the postponed gather/buildvector
node after all uses non ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/parent-phi-node-reordered.ll",
"commands": [
"opt -passes=slp-vectorizer -S -slp-threshold=-99999 -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine void @test(i32 %arg,... | {
"title": "Instruction does not dominate all uses, LLVM ERROR: Broken module found, compilation aborted! Yet another",
"body": "To reproduce run opt with the following test, using -passes=slp-vectorizer -slp-threshold=-99999 \n```\n; ModuleID = './reduced.ll'\nsource_filename = \"./reduced.ll\"\ntarget datalayout ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 2d7b55a028139dde58a994a65895841190dfde96 | null |
126012 | https://github.com/llvm/llvm-project/issues/126012 | miscompilation | 52a02b6d1e0c6b492495ff79a3a06ce93e6180b8 | 2025-02-06T05:45:23 | [
"llvm/test/Transforms/IndVarSimplify"
] | {
"fix_commit": "7aed53eb1982113e825534f0f66d0a0e46e7a5ed",
"components": [
"ScalarEvolution"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine... | commit 7aed53eb1982113e825534f0f66d0a0e46e7a5ed
Author: Nikita Popov <npopov@redhat.com>
Date: Mon Feb 10 10:07:21 2025 +0100
[ScalarEvolution] Handle addrec incoming value in isImpliedViaMerge() (#126236)
The code already guards against values coming from a previous iteration
using properlyDominate... | [
{
"file": "llvm/test/Transforms/IndVarSimplify/pr126012.ll",
"commands": [
"opt -S -passes=indvars < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define i32 @test() {\nentry:\n br label %for.preheader\n\nfor.preheader: ; preds... | {
"title": "[IndVarSimplify] Miscompilation at O2",
"body": "Reproducer: https://alive2.llvm.org/ce/z/UTnMBe\n```\n; bin/opt -passes=indvars reduced.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64-unknown-linux-gnu\"\n\n@.str =... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 16370e02a715717dd585537f02eb3e3a3221637e | null |
125301 | https://github.com/llvm/llvm-project/issues/125301 | crash | 4f381d0be845a8702c89a0a7f4bd9188e1ff60a3 | 2025-01-31T21:43:25 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "75b922dccfc35ec25a520b1941e6682a300802b8",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 75b922dccfc35ec25a520b1941e6682a300802b8
Author: Florian Hahn <flo@fhahn.com>
Date: Sat Feb 1 21:40:58 2025 +0000
[VPlan] Check VPWidenIntrinsicSC in VPRecipeWithIRFlags::classof.
When VPWidenIntrinsicRecipe was changed to inhert from VPRecipeWithIRFlags,
VPRecipeWithIRFlags::classof wasn't u... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/drop-poison-generating-flags.ll",
"commands": [
"opt -p loop-vectorize -mcpu=neoverse-v2 -force-vector-width=4 -S %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ntarget triple = \"aarch64-unknown-linux\"\n... | {
"title": "[vplan] Assertion: found instruction with poison generating flags not covered by VPRecipeWithIRFlags",
"body": "```\nclang++ -O3 -mcpu=neoverse-v2 -c reduced.ll\n\nclang++: llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp:1926: llvm::VPlanTransforms::dropPoisonGeneratingRecipes(llvm::VPlan&, const std:... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 82c93b6f19bf9db75ac6e4100b9f1b4f2a7df67f | null |
107036 | https://github.com/llvm/llvm-project/issues/107036 | crash | 70a19adbc60c738903bbbb8e6d5ef2d41b681089 | 2024-09-03T01:22:22 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "f381cd069965dabfeb277f30a4e532d7fd498f6e",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
16055,
16069
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit f381cd069965dabfeb277f30a4e532d7fd498f6e
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Tue Sep 3 04:52:47 2024 -0700
[SLP]Fix PR107036: Check if the type of the user is sizable before requesting its size.
Only some instructions should be considered as potentially reducing the
size of the... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/minbw-user-non-sizable.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s -slp-threshold=-100"
],
"tests": [
{
"test_name": "test",
"test_body": "define void @test(ptr %i) {\nbb:\n %... | {
"title": "[SLP] Cannot getTypeInfo() on a type that is unsized!",
"body": "I tried the following IR with SLP:\r\n\r\n```llvm\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\r\ntarget triple = \"x86_64-unknown-linux-gnu\"\r\n\r\ndefine void @foo(ptr %i) {\... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | f6e01b9ece1e73f6eda6e1dbff3aa72e917f4007 | null |
109835 | https://github.com/llvm/llvm-project/issues/109835 | crash | 79ecb814d0c929a66ad92c7b3e91191f01247ac1 | 2024-09-24T17:26:42 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "cc01112660499a4db74bc3ee24b6f60b03d88dbd",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
11786,
11792
],
[
11794,
11799
]
],
"llvm/lib/Transforms/InstComb... | commit cc01112660499a4db74bc3ee24b6f60b03d88dbd
Author: Han-Kuan Chen <hankuan.chen@sifive.com>
Date: Tue Oct 1 19:15:58 2024 +0800
[SLP][REVEC] getTypeSizeInBits should apply to scalar type instead of FixedVectorType. (#110610)
reference: https://github.com/llvm/llvm-project/issues/109835
diff --git a... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/SystemZ/revec-fix-109835.ll",
"commands": [
"opt -mtriple=s390x-unknown-linux -mcpu=z16 -passes=slp-vectorizer -S -slp-revec %s"
],
"tests": [
{
"test_name": "func_1",
"test_body": "@g_3_1_0 = external dso_local global i32, al... | {
"title": "[SLP vectorizer] Assertion fails with slp-revec",
"body": "[tc_slp_revec.tar.gz](https://github.com/user-attachments/files/17118250/tc_slp_revec.tar.gz)\r\n\r\nopt -mtriple=systemz-unknown -mcpu=z16 -O3 -o out.ll tc_crash22_aftercreduce.ll -slp-revec\r\n\r\nType.cpp:691: static llvm::FixedVectorType* ll... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
174041 | https://github.com/llvm/llvm-project/issues/174041 | miscompilation | a53dbe29d74dcab17078f9699e4a8c9f02ece0c3 | 2025-12-31T00:06:02 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "2541b1870e7c90236b4010eec9a020c048f8beea",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
1217,
1223
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 2541b1870e7c90236b4010eec9a020c048f8beea
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Dec 31 07:22:08 2025 -0800
[SLP]Mark and incompatible for 'xor %a, 0' operations
Xor with 0 is incompatible with and, which resulst in all zero instead
of %a
https://alive2.llvm.org/ce/z/o... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/xor-with-zero-and-incompat.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s -slp-threshold=-100"
],
"tests": [
{
"test_name": "src_test_xor_and_identity_mismatch",
"test_body": "def... | {
"title": "[SLP] Miscompile when vectorizing `xor x, 0` with `and y, -1`",
"body": "In https://github.com/llvm/llvm-project/commit/1f82553e385f449efee92da3dca43facb4a1ee66, SLPVectorizer may incorrectly vectorize a pair of identity operations `xor x, 0` and `and y, -1` into a single vector and instruction. Because... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
113869 | https://github.com/llvm/llvm-project/issues/113869 | miscompilation | c752efbdcc1ebd81f879633d6b798248064e2ae2 | 2024-10-28T06:34:27 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "e577f14b670ee2ae6bb717133310b215be4331b3",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit e577f14b670ee2ae6bb717133310b215be4331b3
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Fri Nov 1 22:18:44 2024 +0800
[InstCombine] Use `m_NotForbidPoison` when folding `(X u< Y) ? -1 : (~X + Y) --> uadd.sat(~X, Y)` (#114345)
Alive2: https://alive2.llvm.org/ce/z/mTGCo-
We cannot reuse `~... | [
{
"file": "llvm/test/Transforms/InstCombine/saturating-add-sub.ll",
"commands": [
"opt < %s -passes=instcombine -S"
],
"tests": [
{
"test_name": "uadd_sat_not_commute_select",
"test_body": "define i32 @uadd_sat_not_commute_select(i32 %x, i32 %y) {\n %notx = xor i32 %x, -... | {
"title": "Poison value wrongly propagates through vector operations on an optimized code",
"body": "https://github.com/llvm/llvm-project/blob/5d4a0d54b5269bad1410e6db957836fe98634069/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp#L1050-L1060\r\n\r\nAlive2 report: https://alive2.llvm.org/ce/z/6tSdhb\r\n\r\n... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
128600 | https://github.com/llvm/llvm-project/issues/128600 | crash | 495774d6d59379edad3c8c35be8c4672d4a513fa | 2025-02-24T23:53:48 | [
"llvm/test/Transforms/LoopFusion"
] | {
"fix_commit": "90de4a4ac96ef314e3af9c43c516d5aaf105777a",
"components": [
"LoopFuse"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp": ... | commit 90de4a4ac96ef314e3af9c43c516d5aaf105777a
Author: Madhur Amilkanthwar <madhura@nvidia.com>
Date: Mon Jul 28 12:08:43 2025 +0530
[LoopFusion] Fix sink instructions (#147501)
If we have instructions in second loop's preheader which can be sunk, we
should also be adjusting PHI nodes to receive va... | [
{
"file": "llvm/test/Transforms/LoopFusion/sunk-phi-nodes.ll",
"commands": [
"opt -passes=loop-fusion -S < %s 2>&1"
],
"tests": [
{
"test_name": "<module>",
"test_body": "define dso_local i32 @check_sunk_phi_nodes() {\n;\nentry:\n br label %for.body\n\nfor.body: ... | {
"title": "[Clang] Optimization LoopFuse.cpp crashes on valid LLVM IR. Assertion `!verifyFunction(*FC0.Header->getParent(), &errs())' failed.",
"body": "To reproduce: https://godbolt.org/z/zMEsM448G\n`opt -passes=mem2reg,loop-rotate,loop-fusion {test}` crashes on the LLVMIR generated from `clang -O0` because of an... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | Cannot find a good commit | null |
84051 | https://github.com/llvm/llvm-project/issues/84051 | crash | b64482e23eefaef7738fde35d0b7c4174aaa6597 | 2024-03-05T17:59:45 | [
"llvm/test/Transforms/DeadStoreElimination"
] | {
"fix_commit": "eb8f379567e8d014194faefe02ce92813e237afc",
"components": [
"DeadStoreElimination"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCo... | commit eb8f379567e8d014194faefe02ce92813e237afc
Author: Florian Hahn <flo@fhahn.com>
Date: Wed Mar 6 20:08:00 2024 +0000
[DSE] Remove malloc from EarliestEscapeInfo before removing. (#84157)
Not removing the malloc from earliest escape info leaves stale entries
in the cache.
Fixes https://g... | [
{
"file": "llvm/test/Transforms/DeadStoreElimination/malloc-earliest-escape-info-invalidation.ll",
"commands": [
"opt -p dse -S %s"
],
"tests": [
{
"test_name": "widget",
"test_body": "target datalayout = \"E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64\"\n\nd... | {
"title": "[DSE] crash",
"body": "Reduced test case:\r\n[tc_dse.tar.gz](https://github.com/llvm/llvm-project/files/14499403/tc_dse.tar.gz)\r\n\r\nopt -mtriple=s390x-unknown-linux -mcpu=z16 -O3 -S ./tc_dse.ll\r\n\r\n#6 0x0000000005287456 llvm::BasicAAResult::aliasCheck\r\n#11 0x00000000048f0646 (anonymous namespace... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 5f57ad85a1a7c46eb43eee3c7d93b11d8fd7fcfa | null |
160356 | https://github.com/llvm/llvm-project/issues/160356 | crash | fc3a27ff4752bfb8e664e578f686f6030df0147a | 2025-09-23T18:25:53 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "88aab08ae5682a21edef71b814e5ebc05e7a9450",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 88aab08ae5682a21edef71b814e5ebc05e7a9450
Author: Florian Hahn <flo@fhahn.com>
Date: Tue Sep 23 21:54:02 2025 +0100
[LV] Check for hoisted safe-div selects in planContainsAdditionalSimp.
In some cases, safe-divisor selects can be hoisted out of the vector
loop. Catching all cases in the legacy... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/predicated-costs.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "srem_sdiv_with_tail_folding",
"test_body": "target datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32... | {
"title": "[LV] \" VPlan cost model and legacy cost model disagreed\" regression on Neoverse-V2",
"body": "Similar to #160345, which was for Neoverse-V1...\n\nWe're seeing a good number of downstream ICEs from a change around 2025-09-22. Here is one reduced issue from Neoverse-V2:\n\n```\nscrubbed:$ cat test.ll\nt... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | addfdb5273170901ed4fec5dac421e0559466ffb | null |
115149 | https://github.com/llvm/llvm-project/issues/115149 | miscompilation | 0f44d72e0ee74970cf696ff4c791f63e0c3fa9b4 | 2024-11-06T11:22:14 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "929cbe7f596733f85cd274485acc19442dd34a80",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 929cbe7f596733f85cd274485acc19442dd34a80
Author: Antonio Frighetto <me@antoniofrighetto.com>
Date: Tue Nov 12 19:02:04 2024 +0100
[InstCombine] Intersect nowrap flags between geps while folding into phi
A miscompilation issue has been addressed with refined checking.
Fixes: https://githu... | [
{
"file": "llvm/test/Transforms/InstCombine/opaque-ptr.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "phi_of_gep_flags_1",
"test_body": "define ptr @phi_of_gep_flags_1(i1 %c, ptr %p) {\n br i1 %c, label %if, label %else\n\nif: ... | {
"title": "[clang] Miscompile with -O3 and -O0/1/2 since 18.1.0",
"body": "When I compiled this code with -O0/1/2, its output is 0. However, with -O3, it returned 143:\r\n\r\n```c\r\nint printf(const char *, ...);\r\nchar a, b;\r\nint c;\r\nchar *e = &b;\r\nint f(char *g, int *k) {\r\n char *d = g + *k;\r\n for ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
168512 | https://github.com/llvm/llvm-project/issues/168512 | crash | 4e275f727439af9589ee54bc6ac2e95fac9f63ae | 2025-11-18T10:58:39 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "2c3aa92089695713a1fd4264e80941fd9679150b",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
2082,
2087
],
[
4593,
4598
],
[
17894,
17899
... | commit 2c3aa92089695713a1fd4264e80941fd9679150b
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Nov 19 11:42:18 2025 -0800
[SLP]Fix insertion point for setting for the nodes
The problem with the many def-use chain problems in SLP vectorizer are
related to the fact that some nodes reuse the sa... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/gathered-node-with-in-order-parent.ll",
"commands": [
"opt -passes=slp-vectorizer -S -slp-threshold=-99999 -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define double @test() {\... | {
"title": "Instruction does not dominate all uses!...LLVM ERROR: Broken module found, compilation aborted! (once again)",
"body": "To reproduce run opt with the test below (-passes=slp-vectorizer -slp-threshold=-99999):\n\n```\n; ModuleID = './reduced.ll'\nsource_filename = \"./reduced.ll\"\ntarget datalayout = \"... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | null | null |
83127 | https://github.com/llvm/llvm-project/issues/83127 | hang | 7a0acccd81df268dc7ad4c0358c42552789f19b4 | 2024-02-27T12:20:45 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "9f45c5e1a65a1abf4920b617d36ed05e73c04bea",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 9f45c5e1a65a1abf4920b617d36ed05e73c04bea
Author: Nikita Popov <npopov@redhat.com>
Date: Wed Mar 6 09:33:51 2024 +0100
[InstCombine] Fix infinite loop in select equivalence fold (#84036)
When replacing with a non-constant, it's possible that the result of the
simplification is actually more co... | [
{
"file": "llvm/test/Transforms/InstCombine/select.ll",
"commands": [
"opt < %s -passes=instcombine -S"
],
"tests": [
{
"test_name": "select_replacement_shift_noundef",
"test_body": "target datalayout = \"e-p:64:64-p1:16:16-p2:32:32:32-p3:64:64:64\"\n\ndefine i8 @select_r... | {
"title": "[InstCombine] InstCombine gets stuck when simplifying selects",
"body": "Reduced test case: https://godbolt.org/z/ds9eq96db\r\n```\r\ndefine i16 @func(i16 noundef %p_12) {\r\nentry:\r\n %cmp1 = icmp ult i16 %p_12, 2\r\n %and1 = and i16 %p_12, 1\r\n %and2 = select i1 %cmp1, i16 %and1, i16 0\r\n %cmp2... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | N/A | null |
154045 | https://github.com/llvm/llvm-project/issues/154045 | crash | c24c23d9ab66e9a1bf6bb3468cdfe39f22872362 | 2025-08-18T02:12:52 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "144736b07e03f27888860f6ad7aa13a77f7c9731",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 144736b07e03f27888860f6ad7aa13a77f7c9731
Author: Luke Lau <luke@igalia.com>
Date: Tue Aug 19 12:10:53 2025 +0800
[VPlan] Don't fold live ins with both scalar and vector operands (#154067)
If we end up with a extract_element VPInstruction where both operands
are live-ins, we will try to fold t... | [
{
"file": "llvm/test/Transforms/LoopVectorize/pr154045-dont-fold-extractelement-livein.ll",
"commands": [
"opt -p loop-vectorize -force-vector-width=2 -force-widen-divrem-via-safe-divisor=false -S %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Make sure we... | {
"title": "[LoopVectorize] Assertion `isa<To>(Val) && \"cast<Ty>() argument of incompatible type!\"' failed.",
"body": "Reproducer:\n```\n; bin/opt -passes=loop-vectorize reduced.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 351d398a37d8545d8722ba36ad364067e94a69df | null |
98435 | https://github.com/llvm/llvm-project/issues/98435 | miscompilation | 0e124537aabea0d18e030226a3ca4c6f494c1322 | 2024-07-11T06:06:08 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "9304af3927caecdb43d3a9b5d16c6a5b7a6b5594",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": [
[
1735,
1751
]
],
"l... | commit 9304af3927caecdb43d3a9b5d16c6a5b7a6b5594
Author: Jorge Botto <23462171+jf-botto@users.noreply.github.com>
Date: Fri Aug 9 11:52:56 2024 +0100
[InstCombine] Fixing wrong select folding in vectors with undef elements (#102244)
This PR fixes https://github.com/llvm/llvm-project/issues/98435.
`Si... | [
{
"file": "llvm/test/Transforms/InstCombine/pr98435.ll",
"commands": [
"opt -S -passes=instcombine < %s 2>&1"
],
"tests": [
{
"test_name": "pr98435",
"test_body": "define <2 x i1> @pr98435(<2 x i1> %val) {\n %val1 = select <2 x i1> <i1 undef, i1 true>, <2 x i1> splat (i1... | {
"title": "Wrong select folding for undef conditions by InstCombine",
"body": "https://github.com/llvm/llvm-project/blob/7eae9bb856135136cddc4208a2b1546e9db44c9c/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp#L3582-L3585\r\n\r\nAlive2 report: https://alive2.llvm.org/ce/z/Qtu72J\r\n\r\n\r\n```ll\r\n---------... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | d9a5aa8e2d755643cf4e7fa86aa831ed226fe54d | null |
153571 | https://github.com/llvm/llvm-project/issues/153571 | crash | 177f27d22092cb64e871e6cd2f8981d24e823186 | 2025-08-14T12:31:06 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "d57ab276b659c960fda8c0bb349648c4d266796e",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
20796,
20801
],
[
20891,
20896
],
[
20930,
20940
... | commit d57ab276b659c960fda8c0bb349648c4d266796e
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Thu Aug 14 08:27:19 2025 -0700
[SLP] Recalculate cleared deps for potential control schedule data nodes
Need to recalculate the dependencies for all potential control data
schedule nodes to prevent com... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/control-deps-schedule-data-recalculate.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine i32 @test(i32 %mul) {\n;\nen... | {
"title": "clang crashes at -O{s,2,3} on x86_64-linux-gnu: Assertion `hasValidDependencies() && \"increment of unscheduled deps would be meaningless\"' failed",
"body": "Compiler Explorer: https://godbolt.org/z/cz7cYaTEK\n\nIt is related to the recently fixed https://github.com/llvm/llvm-project/issues/153289. \n\... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 2d7b55a028139dde58a994a65895841190dfde96 | null |
165878 | https://github.com/llvm/llvm-project/issues/165878 | miscompilation | d310693bde68b49cdb5c5877aadffb41d35c45fb | 2025-10-31T15:52:06 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "964c7711f4384b08f051d17da888d35d03a3024a",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
22134,
22139
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 964c7711f4384b08f051d17da888d35d03a3024a
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Oct 31 15:07:26 2025 -0700
[SLP]Fix the minbitwidth analysis for slternate opcodes
If the laternate operation is more stricter than the main operation, we
cannot rely on the analysis of the main op... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/alternate-opcode-strict-bitwidth-than-main.ll",
"commands": [
"opt -passes=slp-vectorizer -S -slp-threshold=-99999 -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define float @te... | {
"title": "[SLPVectorizer] Miscompile in slp vectorizer (shift produces poison)",
"body": "SLPVectorizer (`opt -passes=slp-vectorizer -slp-threshold=-99999`) turns the following IR:\n```llvm\ntarget triple = \"x86_64-unknown-linux-gnu\"\n\ndefine float @foo(i8 %0) {\nentry:\n %1 = sext i8 0 to i32\n %2 = lshr i3... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
131465 | https://github.com/llvm/llvm-project/issues/131465 | miscompilation | baab447aadd59b34bd838584b16d11475329853f | 2025-03-15T18:15:27 | [
"llvm/test/Analysis/ScalarEvolution",
"llvm/test/Transforms/LoopUnroll"
] | {
"fix_commit": "c5a491e9ea22014b65664b6e09134b4f055933e2",
"components": [
"ScalarEvolution"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine... | commit c5a491e9ea22014b65664b6e09134b4f055933e2
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Mon Mar 17 13:59:16 2025 +0800
[SCEV] Check whether the start is non-zero in `ScalarEvolution::howFarToZero` (#131522)
https://github.com/llvm/llvm-project/pull/94525 assumes that the loop
will be inf... | [
{
"file": "llvm/test/Analysis/ScalarEvolution/trip-count-unknown-stride.ll",
"commands": [
"opt < %s -disable-output \"-passes=print<scalar-evolution>\" -scalar-evolution-classify-expressions=0 2>&1"
],
"tests": [
{
"test_name": "ne_nuw_nonneg_step",
"test_body": "target ... | {
"title": "[clang] Miscompilation at -O2/3",
"body": "This code prints 80 at `-O2/3` and 0 at `-O0/1`:\n\n```c\nint printf(const char *, ...);\nint a, b;\nvoid c(char d) { a = d; }\nint main() {\n int e = 82, f = 20;\n for (; 85 + 20 + e - 187 + f; f = 65535 + 20 + e - 65637)\n if (b)\n e++;\n c(e >> 24... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
151686 | https://github.com/llvm/llvm-project/issues/151686 | crash | 55c2b273ea5d3b949c6431d429a4da20612d9808 | 2025-08-01T10:41:30 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "eee9755881bf39bc15e6e05697abbbfabb51cb78",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit eee9755881bf39bc15e6e05697abbbfabb51cb78
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Aug 1 20:54:38 2025 +0100
[LV] Refine check to find epilogue IV resume value.
Make sure to check that the vector trip count is containedin the list of
incoming values to serve as tie-breaker with phis with... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/epilog-vectorization-inductions.ll",
"commands": [
"opt -passes=loop-vectorize -mcpu=znver2 -S %s"
],
"tests": [
{
"test_name": "multiple_inductions_start_at_0",
"test_body": "target triple = \"x86_64-unknown-linux-gnu\"\n... | {
"title": "Assertion `EPResumeVal && \"must have a resume value for the canonical IV\"' failed.",
"body": "To reproduce run opt with the test below using -passes=loop-vectorize:\n```\n; ModuleID = './reduced.ll'\nsource_filename = \"./reduced.ll\"\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:6... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | d3bc834ece48cb993fcabcf20311bdcc9e591a21 | null |
169334 | https://github.com/llvm/llvm-project/issues/169334 | crash | 4d7abe535512e1076ff7e5fea14afde29615a8ed | 2025-11-24T14:50:59 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "17677ad7eb2b2391d61c976887bbd2616e7d6c3e",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 17677ad7eb2b2391d61c976887bbd2616e7d6c3e
Author: David Sherwood <david.sherwood@arm.com>
Date: Mon Dec 1 08:12:41 2025 +0000
[LV] Don't create WidePtrAdd recipes for scalar VFs (#169344)
While attempting to remove the use of undef from more loop vectoriser
tests I discovered a bug where this ... | [
{
"file": "llvm/test/Transforms/LoopVectorize/iv_outside_user.ll",
"commands": [
"opt -S -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 < %s",
"opt -S -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=1 < %s"
],
"tests": [
{
"tes... | {
"title": "[LV] Constant::getSplatValue: Assertion `this->getType()->isVectorTy() && \"Only valid for vectors!\"' failed.",
"body": "While trying to rewrite the test 'both' in test/Transforms/LoopVectorize/iv_outside_user.ll to look like this:\n\n```\ndefine ptr @both(ptr %p, i32 %k) {\nentry:\n %base = geteleme... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
119173 | https://github.com/llvm/llvm-project/issues/119173 | miscompilation | ab77db03ce28e86a61010e51ea13796ea09efc46 | 2024-12-09T07:19:06 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "30f3752e54fa7cd595a434a985efbe9a7abe9b65",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 30f3752e54fa7cd595a434a985efbe9a7abe9b65
Author: Florian Hahn <flo@fhahn.com>
Date: Mon Feb 3 17:01:02 2025 +0000
[VPlan] Only use SCEV for live-ins in tryToWiden. (#125436)
Replacing a recipe with a live-in may not be correct in all cases,
e.g. when replacing recipes involving header-phi rec... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/mul-simplification.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "mul_select_operand_known_1_via_scev",
"test_body": "target triple = \"arm64-apple-macosx\"\n\ndefine i64 @mul_select_ope... | {
"title": "[clang] Miscompilation at -O3",
"body": "This code prints 15 at -O3, but prints 5 at -O0/1/2:\n```c\nint printf(const char *, ...);\nstatic int a[] = {4294967295, 5};\nint b, c;\nint main() {\n a[1] = b = 5;\n unsigned d = -13;\n for (; d >= 8; d = a[0] + d + 6) {\n int *e = &b;\n *e = a[0] - -... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 6d6eea92e36c301e34a7ec11b2a40e3080f79f53 | null |
111040 | https://github.com/llvm/llvm-project/issues/111040 | crash | b3e0bd3d284dec705386b1efcae40dd51b763010 | 2024-10-03T18:42:52 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "45b526afa26e76e0c351e947ac8f0e4b55aa760b",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 45b526afa26e76e0c351e947ac8f0e4b55aa760b
Author: Florian Hahn <flo@fhahn.com>
Date: Sun Oct 6 10:34:37 2024 +0100
[LV] Honor uniform-after-vectorization in setVectorizedCallDecision.
The legacy cost model always computes the cost for uniforms as cost of
VF = 1, but VPWidenCallRecipes would be... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/replicate-uniform-call.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "smax_call_uniform",
"test_body": "target datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n... | {
"title": "[clang] Assertion failed in LoopVectorize.cpp:7401",
"body": "When I compiled the code with -O2 flag, it crashed:\r\n\r\n```c\r\n#include <stdint.h>\r\nstatic uint8_t b = 188;\r\nvoid c();\r\nlong d(int e, int p2, short j) {\r\n long f = 0, a = 1;\r\n unsigned long g;\r\n int h;\r\n if (e < 0 || j <... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 9ccf82543d509bb5a0f5d0551fc4d6c1913b9a9b | null |
108700 | https://github.com/llvm/llvm-project/issues/108700 | crash | 4c6f313cb340c435f47ac032857030768c81c341 | 2024-09-14T13:45:54 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "f564a48f0ea4d2100c0cadfa6e6f20f97244025e",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
7481,
7487
],
[
7492,
7506
]
],
"llvm/lib/Transforms/InstCombine/... | commit f564a48f0ea4d2100c0cadfa6e6f20f97244025e
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Mon Sep 16 09:19:42 2024 -0700
[SLP]Fix PR108700: correctly identify id of the operand node
If the operand node for truncs is not created during construction, but
one of the previous ones is reused ins... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/minbitwidth-user-not-min.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define void @test(ptr %block, ptr noalias %pixels, i1 %... | {
"title": "[SLPVectorizer] Assertion `OpIdx < Operands.size() && \"Off bounds\"' failed.",
"body": "Reproducer: https://godbolt.org/z/8Es17cqcW\r\n```\r\n; bin/opt -passes=slp-vectorizer reduced.ll -S\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\r\ntarg... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | f3d2609af3031ddb54030548e86335f295cf49ca | null |
81415 | https://github.com/llvm/llvm-project/issues/81415 | crash | 0ea64ad88abcbb939547a92000d98efb2b00d95f | 2024-02-11T14:16:02 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "0dacba3ad1b5214ca35eda14987c0b76568a070e",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 0dacba3ad1b5214ca35eda14987c0b76568a070e
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Feb 16 12:58:39 2024 +0000
[VPlan] Handle truncating ICMPs in truncateToMinimalBWs.
Update truncateToMinimalBitwidths to handle truncating ICMPs. For ICMPs,
the new target type will be the same as the orig... | [
{
"file": "llvm/test/Transforms/LoopVectorize/trunc-reductions.ll",
"commands": [
"opt -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=8 -S < %s"
],
"tests": [
{
"test_name": "reduction_and_or",
"test_body": "define i32 @reduction_and... | {
"title": "clang crashes at -O{s,2,3} on x86_64-linux-gnu: Assertion `MinBWs.size() == NumProcessedRecipes && \"some entries in MinBWs haven't been processed\"' failed",
"body": "It appears to be a recent regression as it does not reproduce with 17.0.1 and earlier versions.\r\n\r\nCompiler Explorer: https://godbol... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 70535f5e609f747c28cfef699eefb84581b0aac0 | null |
95520 | https://github.com/llvm/llvm-project/issues/95520 | crash | e7acb3792b8ba971bda2c9564ed26c2a60a2ddbc | 2024-06-14T09:26:34 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "40a72f8cc414726a8be234a260650fd62354da21",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 40a72f8cc414726a8be234a260650fd62354da21
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Jun 14 22:16:51 2024 +0100
[VPlan] Support extracting any lane of uniform value.
If the value we are extracting a lane from is uniform, only the first
lane will be set. Return lane 0 for any requested lane... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/reduction-recurrence-costs-sve.ll",
"commands": [
"opt -p loop-vectorize -S %s",
"opt -p loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue -S %s"
],
"tests": [
{
"test_name": "chained_recurren... | {
"title": "Assertion `hasVectorValue(Def, Instance.Part)' failed.",
"body": "To reproduce run the following test opt with -passes loop-vectorize:\r\n```\r\n; ModuleID = './reduced.ll'\r\nsource_filename = \"./reduced.ll\"\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16... | true | {
"is_single_file_fix": false,
"is_single_func_fix": false
} | a43d999d1476c8ab549fb9039dccb03217ee1053 | null |
165301 | https://github.com/llvm/llvm-project/issues/165301 | crash | 6ba2127a5cbe87a97a01ee73b2ef2c4681203b8c | 2025-10-27T19:27:45 | [
"llvm/test/Transforms/SimplifyCFG"
] | {
"fix_commit": "56777e7da2cb30f72a3ddc9861a2fbe3b9adbc6b",
"components": [
"SimplifyCFG"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 56777e7da2cb30f72a3ddc9861a2fbe3b9adbc6b
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Fri Oct 31 10:30:29 2025 +0800
[SimplifyCFG] Avoid use-after-free when removing incoming values from PHI nodes (#165744)
`PHINode::removeIncomingValue` removes itself when there are no incoming
edges.... | [
{
"file": "llvm/test/Transforms/SimplifyCFG/pr165301.ll",
"commands": [
"opt -S -passes=\"simplifycfg<switch-range-to-icmp>\" < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Make sure there's no use after free when removing incoming values from PHI nodes\... | {
"title": "[SimplifyCFG] SIGSEGV at O3",
"body": "Reproducer: https://godbolt.org/z/j4r194cah\n```\n; bin/opt -passes=simplifycfg<switch-range-to-icmp> test.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64-unknown-linux-gnu\"\n... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
127534 | https://github.com/llvm/llvm-project/issues/127534 | crash | 6de5d1e46d1812de2bbbbe8d8d2c811e4d16acbe | 2025-02-17T18:29:15 | [
"llvm/test/Transforms/LoopSimplifyCFG"
] | {
"fix_commit": "41437a6067b2f9dc8e7c458ff6417397796be31c",
"components": [
"LoopSimplifyCFG"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine... | commit 41437a6067b2f9dc8e7c458ff6417397796be31c
Author: Aleksandr Popov <42888396+aleks-tmb@users.noreply.github.com>
Date: Fri Feb 21 12:26:39 2025 +0100
[LoopSimplifyCFG] Fix SCEV invalidation after removing dead exit (#127536)
Fixes #127534
diff --git a/llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp... | [
{
"file": "llvm/test/Transforms/LoopSimplifyCFG/pr117537.ll",
"commands": [
"opt -S -passes='print<scalar-evolution>,loop-mssa(licm,loop-simplifycfg,loop-predication)' -verify-scev < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Make sure we don't assert ... | {
"title": "[SCEV] Assertion `isAvailableAtLoopEntry(RHS, L) && \"RHS is not available at Loop Entry\"' failed",
"body": "During our local testing, we encountered the assertion failure `isAvailableAtLoopEntry(RHS, L) && \"RHS is not available at Loop Entry\".\n\nReduced reproducer:\n\n```llvm\ntarget datalayout = \... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
119893 | https://github.com/llvm/llvm-project/issues/119893 | crash | cd093c2e1bac35dd2c6b914d0b64ce56683cb50a | 2024-12-13T16:00:39 | [
"llvm/test/Transforms/EarlyCSE"
] | {
"fix_commit": "5528388e3664c6d7d292f20a739f1bf1c8ef768d",
"components": [
"EarlyCSE",
"IR"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorComb... | commit 5528388e3664c6d7d292f20a739f1bf1c8ef768d
Author: Ramkumar Ramachandra <ramkumar.ramachandra@codasip.com>
Date: Fri Dec 13 22:06:39 2024 +0000
EarlyCSE: fix CmpPredicate duplicate-hashing (#119902)
Strip hash_value() for CmpPredicate, as different callers have different
hashing use-cases. In t... | [
{
"file": "llvm/test/Transforms/EarlyCSE/pr119893.ll",
"commands": [
"opt -passes=early-cse -S %s"
],
"tests": [
{
"test_name": "samesign_hash_bug",
"test_body": "define i32 @samesign_hash_bug(i16 %v) {\n %zext = zext i16 %v to i32\n %icmp.samesign = icmp samesign ugt i... | {
"title": "[EarlyCSE] Assertion `!FoundVal && \"Key already in new map?\"' failed.",
"body": "Reproducer:\n```\n; bin/opt -passes=early-cse reduced.ll -S\n\ndefine i32 @func_207(i16 %p_208.coerce, i32 %conv, i32 %0, i64 %1, ptr %p) {\nentry:\n %conv1 = zext i16 %p_208.coerce to i32\n %conv31 = sext i32 %conv to ... | true | {
"is_single_file_fix": false,
"is_single_func_fix": false
} | 4a0d53a0b0a58a3c6980a7c551357ac71ba3db10 | null |
106257 | https://github.com/llvm/llvm-project/issues/106257 | crash | a4989cd603b8e8185e35e3c2b7b48b422d4898be | 2024-08-27T17:46:38 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "4b84288f00f3e112045bbc4be4f1539147574ead",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 4b84288f00f3e112045bbc4be4f1539147574ead
Author: Florian Hahn <flo@fhahn.com>
Date: Wed Aug 28 19:12:04 2024 +0100
[VPlan] Pass live-ins used as exit values straight to live-out.
Live-ins that are used as exit values don't need to be extracted, they
can be passed through directly. This fixes ... | [
{
"file": "llvm/test/Transforms/LoopVectorize/extract-from-end-vector-constant.ll",
"commands": [
"opt -p loop-vectorize -force-vector-width=4 -S %s"
],
"tests": [
{
"test_name": "exit_value_vector_live_in",
"test_body": "target datalayout = \"e-m:e-p:64:64-i64:64-i128:12... | {
"title": "[LoopVectorize] Assertion `(GeneratedValue->getType()->isVectorTy() == !GeneratesPerFirstLaneOnly || State.VF.isScalar()) && \"scalar value but not only first lane defined\"' failed.",
"body": "Testcase:\r\n```llvm ir\r\n; ModuleID = 'reduced.bc'\r\ntarget datalayout = \"e-m:e-p:64:64-i64:64-i128:128-n3... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 99741ac28522f519713907d7bea4438ea5412e21 | null |
159979 | https://github.com/llvm/llvm-project/issues/159979 | crash | fa57074d146925a303263905af415cc78f58f353 | 2025-09-21T11:07:53 | [
"llvm/test/Analysis/DependenceAnalysis"
] | {
"fix_commit": "a8057ff12956b7dd6dec44f9610c446c828c4af8",
"components": [
"DependenceAnalysis"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorComb... | commit a8057ff12956b7dd6dec44f9610c446c828c4af8
Author: Sjoerd Meijer <smeijer@nvidia.com>
Date: Tue Oct 14 09:16:28 2025 +0100
[DA] getBackedgeTakenCount in isKnownLessThan can return CouldNotCompute (#162495)
Bail out when the backedge taken count is a CouldNotCompute SCEV in
function isKnownLessT... | [
{
"file": "llvm/test/Analysis/DependenceAnalysis/becount-couldnotcompute.ll",
"commands": [
"opt < %s -disable-output \"-passes=print<da>\" -aa-pipeline=basic-aa 2>&1"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Test for function isKnownLessThan that calcul... | {
"title": "[DA] Crash in ScalarEvolution::getTruncateOrZeroExtend",
"body": "This input:\n\n```\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32\"\ntarget triple = \"aarch64-unknown-linux-gnu\"\n\ndefine void @_Z1dbibPA2_i(i64 %conv, ptr %a) {\nentry:... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 05dd957cda663273ae0e5739656ffe701404f37c | null |
107051 | https://github.com/llvm/llvm-project/issues/107051 | crash | fcb7b390ccd5b4cfc71f13b5e16a846f3f400c10 | 2024-09-03T06:19:24 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "3bd161e98d89d31696002994771b7761f1c74859",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 3bd161e98d89d31696002994771b7761f1c74859
Author: Florian Hahn <flo@fhahn.com>
Date: Tue Sep 3 21:06:31 2024 +0100
[LV] Honor forced scalars in setVectorizedCallDecision.
Similarly to dd94537b4, setVectorizedCallDecision also did not consider
ForcedScalars. This lead to VPlans not reflecting t... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/call-costs.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "call_forced_scalar",
"test_body": "target triple = \"arm64-apple-macosx11.0.0\"\n\ndefine void @call_forced_scalar(ptr %src.1, p... | {
"title": "[clang] Assertion failed in Vectorize",
"body": "I compiled this code with -Os and a crash appeared in assertion failure:\r\n\r\n```c\r\n#include <stdint.h>\r\nint32_t *c;\r\nint8_t ****d;\r\nuint64_t g;\r\nint a();\r\nlong b(long, long h, long p3) {\r\n long e;\r\n int f = 0;\r\n if (h) {\r\n e =... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 9ccf82543d509bb5a0f5d0551fc4d6c1913b9a9b | null |
82884 | https://github.com/llvm/llvm-project/issues/82884 | miscompilation | 0c7a605ada6cb392e6e8c16dbccf2b7e59017399 | 2024-02-24T15:15:12 | [
"llvm/test/Transforms/GVN"
] | {
"fix_commit": "892b4beeac50920e630f10905b2916295e2eb6d8",
"components": [
"Local"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp": nul... | commit 892b4beeac50920e630f10905b2916295e2eb6d8
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Mon Feb 26 15:55:56 2024 +0800
[GVN] Drop nsw/nuw flags when replacing the result of a with.overflow intrinsic with a overflowing binary operator (#82935)
Alive2: https://alive2.llvm.org/ce/z/gyL7mn
F... | [
{
"file": "llvm/test/Transforms/GVN/pr82884.ll",
"commands": [
"opt -S -passes=gvn < %s"
],
"tests": [
{
"test_name": "pr82884",
"test_body": "define i32 @pr82884(i32 %x) {\n %mul = mul nuw nsw i32 %x, %x\n call void @use(i32 %mul)\n %mul2 = call { i32, i1 } @llvm.smul... | {
"title": "[GVN] GVNPass forgets to remove poison generating flags",
"body": "```llvm\r\n; ModuleID = '1851685_debug_2.e4807e3094afc004-cgu.0'\r\nsource_filename = \"1851685_debug_2.e4807e3094afc004-cgu.0\"\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128\"\r\ntarget ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
98139 | https://github.com/llvm/llvm-project/issues/98139 | miscompilation | 6aefa918768c834ec21e0b599fa14d03b9ce3dc0 | 2024-07-09T09:49:19 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "722151664ecfd53295392ad875ff9bfdcd1deaaf",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": [
[
411,
417
]
],
"llv... | commit 722151664ecfd53295392ad875ff9bfdcd1deaaf
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Tue Jul 9 22:04:55 2024 +0800
[InstCombine] Fix typo in `adjustKnownBitsForSelectArm` (#98155)
Fixes https://github.com/llvm/llvm-project/issues/98139.
diff --git a/llvm/lib/Transforms/InstCombine/InstCo... | [
{
"file": "llvm/test/Transforms/InstCombine/pr98139.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "pr98139",
"test_body": "define i8 @pr98139(i16 %a, i16 %b, i1 %cond) {\n %sel = select i1 %cond, i16 1, i16 254\n %cond1 = icmp ne i16 ... | {
"title": "wrong code at -O{s,2,3} on x86_64-linux-gnu",
"body": "It appears to be a recent regression as it doesn't reproduce with 18.1.0 and earlier.\r\n\r\nCompiler Explorer: https://godbolt.org/z/o595xsMdb\r\n\r\n```\r\n[512] % clangtk -v\r\nclang version 19.0.0git (https://github.com/llvm/llvm-project.git 765... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | b58ae6bd2708a5c3757fe7ec722b6a87b98fd81a | null |
109510 | https://github.com/llvm/llvm-project/issues/109510 | crash | eb6e7e8f89a3d5c1cbc9856774ca00208753fb12 | 2024-09-21T04:01:16 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "bd8fe9972e3f17776e4e05e69e13ab8271d34132",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit bd8fe9972e3f17776e4e05e69e13ab8271d34132
Author: Florian Hahn <flo@fhahn.com>
Date: Sat Sep 21 12:45:36 2024 +0100
[VPlan] Mov licm to end of VPlan optimizations.
This moves licm after expanding replicate regions. This fixes a crash
when trying to hoist a predicated VPReplicateRecipes which l... | [
{
"file": "llvm/test/Transforms/LoopVectorize/invariant-replicate-region.ll",
"commands": [
"opt -p loop-vectorize -force-vector-width=4 -S %s"
],
"tests": [
{
"test_name": "test_invariant_replicate_region",
"test_body": "target datalayout = \"e-m:o-i64:64-i128:128-n32:64... | {
"title": "A/F: verifyVPlanIsValid(*Plan) && \"VPlan is invalid\" after a861ed411a",
"body": "We have an internal test that recently started to hit an assertion failure which I bisected back to commit a861ed411a359b7cb2b58d642e4a7f2fdcf92057. \r\n\r\nConsider the following code:\r\n```c\r\nint g_78, g_659, func_32... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | a861ed411a359b7cb2b58d642e4a7f2fdcf92057 | 58e05779b483bb3d9f734bd09f5cb2241431a0b7 |
173355 | https://github.com/llvm/llvm-project/issues/173355 | crash | 2eb8ee137f28e46a1711a28b6575083dafba7c8e | 2025-12-23T11:06:49 | [
"llvm/test/Transforms/MergeFunc"
] | {
"fix_commit": "4d66cccffe179d0d2bbec833ace041349cf872a4",
"components": [
"MergeFunctions"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.... | commit 4d66cccffe179d0d2bbec833ace041349cf872a4
Author: Sebastian Neubauer <flakebi@t-online.de>
Date: Sun Jan 4 13:35:16 2026 +0100
[MergeFunc] Do not merge kernel functions (#174254)
Kernels cannot be called, so we cannot introduce calls to them in
MergeFunctions.
The test uses a `--impli... | [
{
"file": "llvm/test/Transforms/MergeFunc/merge-calling-conv.ll",
"commands": [
"opt -S -passes=mergefunc < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Check that no calls are generated for certain calling conventions\n\n@debug = global i32 0\n\n\ndefin... | {
"title": "[MergeFunc] Creates calls for calling convention that does not allow calls",
"body": "When running opt on the following IR, opt crashes. \nI am not sure whether this is a valid case. If using opt in this way is not appropriate, I am open to closing this issue.\ngodbolt: https://godbolt.org/z/873edWGzK\n... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
133751 | https://github.com/llvm/llvm-project/issues/133751 | crash | 2d7add6e2e56baf46504a8a22dec42b61f63360f | 2025-03-31T16:55:56 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "bfd8cc0a3e82c5e6345a66dd5db5242accb6874b",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
8854,
8860
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit bfd8cc0a3e82c5e6345a66dd5db5242accb6874b
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Mon Mar 31 10:31:18 2025 -0700
[SLP]Fix a check for the whole register use
Need to check the value type, not the return type, of the instructions,
when doing the analysis for the whole register use to ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/cmp-values-non-full-registers.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-grtev4-linux-gnu < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine void @test() {\n;\nentry:\n br i1 fal... | {
"title": "SLPVectorizer: \"Reshuffling scalars not yet supported for nodes with padding\" assert",
"body": "```\n$ cat /tmp/a.ll\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64-grtev4-linux-gnu\"\n\ndefine void @gsl_matrix_long_dou... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 6b109a34ccedd3c75a067e322da0386c156c241d | null |
168709 | https://github.com/llvm/llvm-project/issues/168709 | crash | 8a40d08b836ff5f363783f99efd901a44d8575de | 2025-11-19T13:56:06 | [
"llvm/test/Analysis/ScalarEvolution",
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "5d876093b72182ede3d8beb551397b7fe90faa84",
"components": [
"ScalarEvolution"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine... | commit 5d876093b72182ede3d8beb551397b7fe90faa84
Author: Florian Hahn <flo@fhahn.com>
Date: Tue Dec 2 14:09:53 2025 +0000
[SCEV] Allow udiv canonicalization of potentially-wrapping AddRecs (#169576)
Extend the {X,+,N}/C => {(X - X%N),+,N}/C canonicalization to handle
AddRecs that may wrap, when X < N... | [
{
"file": "llvm/test/Analysis/ScalarEvolution/addrec-may-wrap-udiv-canonicalize.ll",
"commands": [
"opt < %s -passes='print<scalar-evolution>' -disable-output 2>&1"
],
"tests": [
{
"test_name": "test_step4_div4",
"test_body": "declare void @use(i64)\n\ndefine void @test_s... | {
"title": "[LoopVectorize] opt crashed at -O2/O3: Assertion \"VPlan cost model and legacy cost model disagreed\" failed.",
"body": "Reproducer: https://godbolt.org/z/E3jq9MPsc\nTestcase:\n```llvm\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
142286 | https://github.com/llvm/llvm-project/issues/142286 | miscompilation | b9fa1dfd38ee75640402fdd0ca3640a51b95a8a3 | 2025-05-31T20:42:03 | [
"llvm/test/Transforms/CorrelatedValuePropagation"
] | {
"fix_commit": "0f7cc4132b62e0ecdbd3193e954b745c5f492e90",
"components": [
"CorrelatedValuePropagation"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/Ve... | commit 0f7cc4132b62e0ecdbd3193e954b745c5f492e90
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Mon Jun 2 17:42:02 2025 +0800
[CVP] Keep `ReachableCaseCount` in sync with range of condition (#142302)
https://github.com/llvm/llvm-project/pull/79993 assumes that a reachable
case must be contained ... | [
{
"file": "llvm/test/Transforms/CorrelatedValuePropagation/switch.ll",
"commands": [
"opt < %s -passes=correlated-propagation -S"
],
"tests": [
{
"test_name": "pr142286",
"test_body": "define void @pr142286() {\nstart:\n br label %loop\n\nloop: ... | {
"title": "CorrelatedValuePropagation miscompilation",
"body": "Like https://github.com/llvm/llvm-project/issues/139866 this is from a fuzzer that generates Rust MIR: https://github.com/cbeuw/rustlantis.\n\nThe Rust MIR reproducer is: https://godbolt.org/z/sb568G8r4\n\nWith this command line, the program runs:\n``... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 394e321a2ea021194891cf5b0c5747a901fb7915 | null |
119665 | https://github.com/llvm/llvm-project/issues/119665 | crash | 7ae78a6cdb6ce9ad1534ed10519649fb3d47aca9 | 2024-12-12T07:13:14 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "3706dfef660097f24fb5efbac0d7f14b424492ed",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 3706dfef660097f24fb5efbac0d7f14b424492ed
Author: Florian Hahn <flo@fhahn.com>
Date: Mon Feb 10 16:29:42 2025 +0000
[LV] Forget LCSSA phi with new pred before other SCEV invalidation. (#119897)
`forgetLcssaPhiWithNewPredecessor` performs additional invalidation if
there is an existing SCEV for... | [
{
"file": "llvm/test/Transforms/LoopVectorize/invalidate-scev-at-scope-after-vectorization.ll",
"commands": [
"opt -passes='print<scalar-evolution>,loop-vectorize' -force-vector-width=4 -scalar-evolution-classify-expressions=false -S %s"
],
"tests": [
{
"test_name": "<module>",
... | {
"title": "[clang] Crash at -O2: Assertion `isAvailableAtLoopEntry(LHS, L) && \"LHS is not available at Loop Entry\"' failed.",
"body": "This code crashes at `-O2`: \n```c\nint a, e;\nint *b;\nshort c[];\nshort d;\nvoid f() {\n int g;\n for (;;)\n for (; a - 3 + g < 6; g = g + 1)\n c[g] = d;\n}\nvoid h()... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
113451 | https://github.com/llvm/llvm-project/issues/113451 | crash | 7a1036935f8122d9120df5ecf5afb5c927a9ea8b | 2024-10-23T12:43:54 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "a3508e0246741851f06cb9ba86203be8d89febed",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
11588,
11594
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit a3508e0246741851f06cb9ba86203be8d89febed
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Oct 23 10:25:41 2024 -0700
[SLP]Small buidlvector only graph should contains scalars from same block
If the graph is small and has single buildvector node, all scalars
instructions must be from the... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/small-graph-diff-block-instructions.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -mattr=+avx512dq -slp-threshold=-99999 < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "defin... | {
"title": "Assertion `((GatheredLoadsEntriesFirst.has_value() && E->getOpcode() == Instruction::Load && E->isGather() && E->Idx < *GatheredLoadsEntriesFirst) || all_of(E->Scalars, [=](Value *V) -> bool { if (E->getOpcode() == Instruction::GetElementPtr && !isa<GetElementPtrInst>(V)) return true; auto *I = cast<Instr... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | f9bc00e4bb6e09a9f8e4add8e3988cb44b193cdb | null |
137185 | https://github.com/llvm/llvm-project/issues/137185 | crash | 6479e9bad371f19a36ed15c236defc301efc180f | 2025-04-24T14:36:28 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "a750893fea29f32e9bab2cd5176eec34e63b0898",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit a750893fea29f32e9bab2cd5176eec34e63b0898
Author: Maryam Moghadas <maryammo@ca.ibm.com>
Date: Tue May 6 12:48:21 2025 -0400
[VPlan][LV] Fix invalid truncation in VPScalarIVStepsRecipe (#137832)
Replace CreateTrunc with CreateSExtOrTrunc in VPScalarIVStepsRecipe to
safely handle type conversion... | [
{
"file": "llvm/test/Transforms/LoopVectorize/PowerPC/vplan-scalarivsext-crash.ll",
"commands": [
"opt -passes=loop-vectorize -S %s 2>&1"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ntarget datalayout = \"E-m:a-p:32:32-Fi32-i64:64-n32\"\ntarget triple = \"powe... | {
"title": "[Loop Vectorize] Crash: Assertion `CastInst::castIsValid(opc, C, Ty) && \"Invalid constantexpr cast!\"'",
"body": "Here is the godbolt link to the reproducer: https://godbolt.org/z/354qYx43T\nFor the record here is the IR:\n```\nsource_filename = \"reduced.ll\"\ntarget datalayout = \"e-m:e-p270:32:32-p2... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 7fa104ed20a576a792162e8ac677c1543032d8f1 | null |
124759 | https://github.com/llvm/llvm-project/issues/124759 | crash | b923f6cf8faca82b8df2a936d8ff36a6125aedcc | 2025-01-28T14:48:43 | [
"llvm/test/Analysis/LoopAccessAnalysis"
] | {
"fix_commit": "275baedfde9dcd344bc4f11f552b046a69a4bf3f",
"components": [
"LoopAccessAnalysis"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorComb... | commit 275baedfde9dcd344bc4f11f552b046a69a4bf3f
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Feb 28 20:56:12 2025 +0000
[LAA] Consider accessed addrspace when mapping underlying obj to access. (#129087)
In some cases, it is possible for the same underlying object to be
accessed via pointers to dif... | [
{
"file": "llvm/test/Analysis/LoopAccessAnalysis/underlying-object-different-address-spaces.ll",
"commands": [
"opt -passes='print<access-info>' -disable-output %s 2>&1"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ntarget datalayout = \"e-m:e-p270:32:32-p271:3... | {
"title": "LoopVectorizer `assert(AddressSpace == AS && with addrspacecast` is hit",
"body": "The following code produces an assert in RuntimeCheckingPtrGroup::addPointer()\n\n\n``` llvm\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
80597 | https://github.com/llvm/llvm-project/issues/80597 | crash | 8f4d8945536e9fc45db0e349b91c2f4b3a9cae29 | 2024-02-04T14:06:35 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "cb8d83a77c25e529f58eba17bb1ec76069a04e90",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": [
[
802,
807
]
],
"llv... | commit cb8d83a77c25e529f58eba17bb1ec76069a04e90
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Tue Feb 6 01:29:38 2024 +0800
[InstCombine] Fix assertion failure in issue80597 (#80614)
The assertion in #80597 failed when we were trying to compute known bits
of a value in an unreachable BB.
... | [
{
"file": "llvm/test/Transforms/InstCombine/pr80597.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "pr80597",
"test_body": "define i64 @pr80597(i1 %cond) {\nentry:\n %add = select i1 %cond, i64 0, i64 4294967293\n %add8 = shl i64 %add,... | {
"title": "llvm crash: Assertion `!LHSKnown.hasConflict() && \"Bits known to be one AND zero?\"' failed.",
"body": "llvm crashes in `instcombine`\r\n\r\nBisected to d77067d08a3f56dc2d0e6c95bd2852c943df743a, which was committed by @nikic \r\n\r\nCompiler explorer: https://godbolt.org/z/e4jrvf5Wr\r\n\r\n```console\r... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | d77067d08a3f56dc2d0e6c95bd2852c943df743a | null |
106655 | https://github.com/llvm/llvm-project/issues/106655 | crash | 2d5613afec0f4afeeb03cfd4edac556a65ad0eaf | 2024-08-30T03:04:59 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "87a988e881ac92e3d87aae01dc632f33c1fb36aa",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
13137,
13143
],
[
13197,
13203
],
[
13249,
13255
... | commit 87a988e881ac92e3d87aae01dc632f33c1fb36aa
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Aug 30 05:16:57 2024 -0700
[SLP]Fix PR106655: Use FinalShuffle for alternate cast nodes.
Need to use FinalShuffle function for all vectorized results to
correctly produce vectorized value.
... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/resized-alt-shuffle-after-minbw.ll",
"commands": [
"opt -S --passes=slp-vectorizer -slp-vectorize-hor=false < %s"
],
"tests": [
{
"test_name": "func",
"test_body": "define void @func(i32 %0) {\n %2 = shl i32 %0, 0\n %3 = sex... | {
"title": "[SLP] Assertion `I >= 0 && I < (NumOpElts * 2) && \"Out-of-bounds shuffle mask element\"' failed.",
"body": "Live link: https://godbolt.org/z/nePMscjGr\r\n\r\nTest case:\r\n\r\n```ll\r\ndefine void @func(i32 %0) {\r\n %2 = shl i32 %0, 0\r\n %3 = sext i32 %2 to i64\r\n %4 = shl i32 0, 0\r\n %5 = sext... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | f3d2609af3031ddb54030548e86335f295cf49ca | null |
106523 | https://github.com/llvm/llvm-project/issues/106523 | crash | 2002533802dbe74c82476e30d093baf6d4cdee50 | 2024-08-29T10:12:29 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "2dfb1c664c0a0afc512b900c45989e247406e523",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 2dfb1c664c0a0afc512b900c45989e247406e523
Author: Florian Hahn <flo@fhahn.com>
Date: Wed Oct 23 13:12:03 2024 -0700
[VPlan] Try to hoist Previous (and operands), if sinking fails for FORs. (#108945)
In some cases, Previous (and its operands) can be hoisted. This allows
supporting additional ca... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/fixed-order-recurrence.ll",
"commands": [
"opt -passes=loop-vectorize -S -o - %s"
],
"tests": [
{
"test_name": "test_pr62954_scalar_epilogue_required",
"test_body": "target datalayout = \"e-m:e-i64:64-f80:128-n8:16:32:64-S... | {
"title": "Assertion `hasPlanWithVF(ScalarVF) && \"More than a single plan/VF w/o any plan having scalar VF\"' failed.",
"body": "To reproduce run the following test with -passes=loop-vectorize\r\n```\r\n; ModuleID = './reduced.ll'\r\nsource_filename = \"./reduced.ll\"\r\ntarget datalayout = \"e-m:e-p270:32:32-p27... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 2ae6889d3f6c6bbe8390d6b1686c6583492b44a2 | null |
80289 | https://github.com/llvm/llvm-project/issues/80289 | miscompilation | f7b05e055fa63e1c4b5ae5e391b654b57161a0e4 | 2024-02-01T13:14:59 | [
"llvm/test/Transforms/LoopUnroll"
] | {
"fix_commit": "62ae7d976f494f3dbd297331b19cd1204750de6f",
"components": [
"LoopUnrollRuntime"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombi... | commit 62ae7d976f494f3dbd297331b19cd1204750de6f
Author: Nikita Popov <npopov@redhat.com>
Date: Thu Feb 1 16:06:58 2024 +0100
[LoopUnroll] Fix missing sign extension
For integers larger than 64-bit, this would zero-extend a -1
value, instead of sign-extending it.
Fixes https://github.com/llv... | [
{
"file": "llvm/test/Transforms/LoopUnroll/runtime-i128.ll",
"commands": [
"opt -S -passes=loop-unroll -unroll-runtime < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "declare void @foo()\n\ndefine void @test(i128 %n, i128 %m) {\nentry:\n br label %loop\n\nloop: ... | {
"title": "WRONG code: LoopUnroll / SCEVExpander with i128 induction variable.",
"body": "This reduced (csmith) test case seems well-defined, and should print '6':\r\n\r\n```\r\nchar C = 0;\r\n__int128 IW = 0;\r\nint *IPtr1, *IPtr2;\r\n\r\nstruct S2 { int f3; };\r\nvolatile struct S2 g_1100;\r\n\r\nint main() {\r\... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
180233 | https://github.com/llvm/llvm-project/issues/180233 | crash | 45b037cf7a26641bf778bbe7532d99935d35be1b | 2026-02-06T17:08:27 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "d1b402b61298d7f28578650e452874e51ea818c4",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit d1b402b61298d7f28578650e452874e51ea818c4
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Mon Feb 9 21:09:48 2026 +0800
[InstCombine] Avoid overflow in `foldVecExtTruncToExtElt` (#180414)
This weird pattern was introduced by LoopVectorize. But it was placed in
an unreachable path, so we ca... | [
{
"file": "llvm/test/Transforms/InstCombine/trunc-extractelement.ll",
"commands": [
"opt < %s -passes=instcombine -S -data-layout=\"e\"",
"opt < %s -passes=instcombine -S -data-layout=\"E\""
],
"tests": [
{
"test_name": "test_overflow_idx2",
"test_body": "define i16... | {
"title": "[InstCombine] Assertion `BitCastNumElts <= std::numeric_limits<uint32_t>::max() && NewIdx <= std::numeric_limits<uint32_t>::max() && \"overflow 32-bits\"' failed.",
"body": "Reproducer: https://godbolt.org/z/7Mv978ce7\nTestcase:\n```llvm\ntarget datalayout = \"e-m:e-p:64:64-i64:64-i128:128-n32:64-S128\"... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
176548 | https://github.com/llvm/llvm-project/issues/176548 | crash | 6b86e24ec1785ab13bbc1e136a85537460b15fb2 | 2026-01-17T09:19:57 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "9696c8bd620890387b258a116b9f244d91454627",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 9696c8bd620890387b258a116b9f244d91454627
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Sat Jan 17 20:04:37 2026 +0800
[InstCombine] Bail out on intrinsics with struct return types (#176556)
After https://github.com/llvm/llvm-project/pull/174835, overflow
intrinsics can be vectorized. Bu... | [
{
"file": "llvm/test/Transforms/InstCombine/pr176548.ll",
"commands": [
"opt -S -passes=instcombine < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Make sure we don't pull shufflevector through an intrinsic that returns a struct.\n\ndefine { <4 x i32>, <4... | {
"title": "[InstCombine] Assertion `isValidElementType(ElementType) && \"Element type of a VectorType must be an integer...\"' failed.",
"body": "Reproducer: https://godbolt.org/z/bfdeaYxYh\n```\n; bin/opt -passes=instcombine test.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
148260 | https://github.com/llvm/llvm-project/issues/148260 | crash | 69ea174bf07533b7f63139f78b0ec3d3766aedc4 | 2025-07-11T16:27:05 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "c363a3f9c858b38afa34f3a8ebcc3fa7a4062315",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit c363a3f9c858b38afa34f3a8ebcc3fa7a4062315
Author: David Sherwood <david.sherwood@arm.com>
Date: Tue Jul 15 09:54:58 2025 +0100
[LV] Ensure getScaledReductions only matches extends inside the loop (#148264)
In getScaledReductions for the case where we try to match a partial
reduction of the for... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll",
"commands": [
"opt -passes=loop-vectorize -force-vector-interleave=1 -enable-epilogue-vectorization=false -S < %s",
"opt -passes=loop-vectorize -enable-epilogue-vectorization=false -S < %s",
"opt -passes=loop-vectori... | {
"title": "[LV] Assertion `Val && \"isa<> used on a null pointer\"' failed",
"body": "Compile this:\n\n```\nint a;\nextern bool b[];\nchar d, c;\nvoid f() {\n for (int e(d); e; e += 4LL) {\n b[e] = 0;\n a += c;\n }\n}\n```\n\nwith:\n\n clang++ -Ofast -mcpu=grace -c func.cpp\n\nto trigger this assert:... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | f575b18fdc8359bddc8747dbb8b16e5d10705dda | null |
160507 | https://github.com/llvm/llvm-project/issues/160507 | crash | e47a42e5b597b155207da24a348baaba52014a92 | 2025-09-24T11:47:04 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "6eff26094a2c277d9f324545b8b26a02213ed5de",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 6eff26094a2c277d9f324545b8b26a02213ed5de
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Fri Sep 26 00:53:24 2025 +0800
[InstCombine] Skip replaceExtractElements for ConstantData (#160575)
Closes https://github.com/llvm/llvm-project/issues/160507.
Note: Replacing other users except f... | [
{
"file": "llvm/test/Transforms/InstCombine/insert-extract-shuffle.ll",
"commands": [
"opt -S -passes=instcombine %s"
],
"tests": [
{
"test_name": "pr160507",
"test_body": "define i64 @pr160507(ptr %arg, i32 %arg1, i1 %arg2, i8 %arg3, i64 %arg4) {\nbb:\n br label %bb5\n\... | {
"title": "[InstCombine] opt triggered assertion \"hasUseList()\" at -O1/O2/O3",
"body": "Reproducer: https://godbolt.org/z/K9TMMvP6d\nTestcase:\n```llvm\ndefine i64 @func_1(ptr %g_322, i32 %0, i1 %tobool, i8 %BS_VAR_11.0, i64 %cond) {\nentry:\n br label %BS_LABEL_1\n\nBS_LABEL_1: ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 9383fb23e18bb983d0024fb956a0a724ef9eb03d | null |
164242 | https://github.com/llvm/llvm-project/issues/164242 | crash | 32b534b1927089bffe71b8f6560a31a567a2b87b | 2025-10-20T11:53:35 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "e7f370f910701b6c67d41dab80e645227692c58b",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
5578,
5584
],
[
5586,
5591
],
[
5602,
5638
]
... | commit e7f370f910701b6c67d41dab80e645227692c58b
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Mon Oct 20 15:48:36 2025 -0700
[SLP] Check all copyable children for non-schedulable parent nodes
If the parent node is non-schedulable and it includes several copies of
the same instruction, its opera... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/non-schedulable-parent-multi-copyables.ll",
"commands": [
"opt -S -passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s -slp-threshold=-99999"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine void @t... | {
"title": "Assertion `all_of(Bundles, [](const ScheduleBundle *Bundle) { return Bundle->isScheduled(); }) && \"must be scheduled at this point\"' failed.",
"body": "To reproduce run opt with the test below using -passes=slp-vectorizer -slp-threshold=-99999:\n```\n; ModuleID = './reduced.ll'\nsource_filename = \"./... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 5d7f324614d7a5c0de89cfe8295a9b2b7ef5d073 | null |
105120 | https://github.com/llvm/llvm-project/issues/105120 | crash | 6ec3130a38e6982a61e7fa74bd5223c95c0bb918 | 2024-08-20T17:04:34 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "e31252bf54dedadfe78b36d07ea6084156faa38a",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
7227,
7232
],
[
7238,
7247
]
],
"llvm/lib/Transforms/InstCombine/... | commit e31252bf54dedadfe78b36d07ea6084156faa38a
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Wed Aug 21 11:47:00 2024 -0700
[SLP]Fix PR105120: fix the order of phi nodes vectorization.
The operands of the phi nodes should be vectorized in the same order, in
which they were created, otherwise t... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/phi-nodes-as-operand-reorder.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -slp-threshold=-99999 < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define void @test() {\nbb:\n ... | {
"title": "[SLPVectorizer] Instruction does not dominate all uses! LLVM ERROR: Broken module found, compilation aborted!",
"body": "To reproduce run the test below with -passes slp-vectorizer -slp-threshold=-99999\r\n```\r\n; ModuleID = './reduced.ll'\r\nsource_filename = \"./reduced.ll\"\r\ntarget datalayout = \"... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 66775f8ccdcc8264ef349518e1c59d96d4227823 | null |
118030 | https://github.com/llvm/llvm-project/issues/118030 | crash | 6f4b4f41ca41d7d0b44a32d9968aef7667c68184 | 2024-11-28T19:14:48 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "f4974e09312afc9549fcfc0304b738d235da9eca",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
17799,
17804
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit f4974e09312afc9549fcfc0304b738d235da9eca
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Nov 29 06:20:19 2024 -0800
[SLP] Add a check for poison value in AShrChecker
Need to check if the value in AShrChecker is a poison before casting it
to instruction to avoid compiler crash
... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/ashr-node-with-poison.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine i32 @test(ptr %n, i32 %conv57, i1 %tobool5.not, i... | {
"title": "clang crashes on valid code at -O{s,2,3} on x86_64-linux-gnu: Assertion `isa<To>(Val) && \"cast<Ty>() argument of incompatible type!\"' failed",
"body": "It appears to be a recent regression as it doesn't reproduce with 19.1.0 and earlier.\n\nCompiler Explorer: https://godbolt.org/z/cb67rEodY\n\n```\n[5... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | b8703369daf777706196ff914c0376c27adde3cf | null |
114905 | https://github.com/llvm/llvm-project/issues/114905 | miscompilation | 1b476ecdcf4b544af1436341fc923c0b73793cbe | 2024-11-05T01:11:52 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "889215a30ed60474e573f9632d1fa362dfa1b04e",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
19821,
19841
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 889215a30ed60474e573f9632d1fa362dfa1b04e
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Thu Dec 26 05:09:51 2024 -0800
[SLP]Followup fix for the poisonous logical op in reductions
If the VectorizedTree still may generate poisonous value, but it is not
the original operand of the reduction... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/reduction-logical.ll",
"commands": [
"opt < %s -passes=slp-vectorizer -mtriple=x86_64-- -S",
"opt < %s -passes=slp-vectorizer -mtriple=x86_64-- -mattr=avx512vl -S"
],
"tests": [
{
"test_name": "logical_or_icm... | {
"title": "wrong folding of `select`s in slp-vectorizer",
"body": "Alive2 report: https://alive2.llvm.org/ce/z/jEopx9\r\n\r\n```llvm\r\n----------------------------------------\r\ndefine i1 @logical_and_icmp_diff_preds.2(<4 x i32> %x) {\r\n#0:\r\n %x0 = extractelement <4 x i32> %x, i32 0\r\n %x1 = extractelement... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | e03d254bbd548d56fba43f805acb5fa31694d602 | null |
121890 | https://github.com/llvm/llvm-project/issues/121890 | miscompilation | 7612dcc6e8d8e7f19b364084effbb01946294720 | 2025-01-07T06:21:54 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "9725595f3acc0c1aaa354e15ac4ee2b1f8ff4cc9",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 9725595f3acc0c1aaa354e15ac4ee2b1f8ff4cc9
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Sat Feb 1 20:41:15 2025 +0800
[InstCombine] Check nowrap flags when folding comparison of GEPs with the same base pointer (#121892)
Alive2: https://alive2.llvm.org/ce/z/P5XbMx
Closes https://github.co... | [
{
"file": "llvm/test/Transforms/InstCombine/opaque-ptr.ll",
"commands": [
"opt -S -passes='instcombine<no-verify-fixpoint>' < %s"
],
"tests": [
{
"test_name": "cmp_gep_same_base_same_type_nusw",
"test_body": "target datalayout = \"p:8:8:8\"\ndefine i1 @cmp_gep_same_base_s... | {
"title": "[InstCombine] Missing flag check when folding comparison of geps with the same base pointer",
"body": "Alive2: https://alive2.llvm.org/ce/z/P5XbMx\n```\n\n----------------------------------------\ndefine i1 @src(ptr %ptr, i8 %idx1, i8 %idx2) {\n#0:\n %gep1 = gep ptr %ptr, 4 x i8 %idx1\n %gep2 = gep pt... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | ae73bc8e94b3174e2b495eee544cf843b6e51899 | null |
77320 | https://github.com/llvm/llvm-project/issues/77320 | miscompilation | ade7ae4760a0b0e74cddd8f852830ca946295930 | 2024-01-08T14:43:50 | [
"llvm/test/Transforms/InstSimplify"
] | {
"fix_commit": "97e3220d6312ae00bcbe08673f218bd0f705776b",
"components": [
"InstructionSimplify"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCom... | commit 97e3220d6312ae00bcbe08673f218bd0f705776b
Author: Nikita Popov <npopov@redhat.com>
Date: Mon Jan 8 15:49:47 2024 +0100
[InstSimplify] Consider bitcast as potential cross-lane operation
The bitcast might change the number of vector lanes, in which case
it will be a cross-lane operation.
... | [
{
"file": "llvm/test/Transforms/InstSimplify/select.ll",
"commands": [
"opt < %s -passes=instsimplify -S"
],
"tests": [
{
"test_name": "select_vector_cmp_with_bitcasts",
"test_body": "define <4 x i32> @select_vector_cmp_with_bitcasts(<2 x i64> %x, <4 x i32> %y) {\n %x.bc... | {
"title": "[InstSimplify] Miscompile with select of vectors and bitcast",
"body": "https://alive2.llvm.org/ce/z/xhCFyk\r\n\r\n```llvm\r\ndefine <4 x i32> @src(<2 x i64> %x, <4 x i32> %y) {\r\n %x.bc = bitcast <2 x i64> %x to <4 x i32>\r\n %y.bc = bitcast <4 x i32> %y to <2 x i64>\r\n %sub = sub <2 x i64> %x, %y... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
175768 | https://github.com/llvm/llvm-project/issues/175768 | crash | 6fd8c36417709118e154d83559c08ce829bfe17d | 2026-01-13T14:45:47 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "72a20b8e29876106aa918d03ef95f27a6bf0fa0d",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
7082,
7093
],
[
7436,
7445
],
[
7451,
7457
]
... | commit 72a20b8e29876106aa918d03ef95f27a6bf0fa0d
Author: Gabriel Baraldi <baraldigabriel@gmail.com>
Date: Thu Jan 15 12:07:13 2026 -0300
[SLPVectorizer] Check std::optional coming out of getPointersDiff (#175784)
Fixes https://github.com/llvm/llvm-project/issues/175768
There are other unchecked uses ... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/crash_getpointersdiff-nullopt.ll",
"commands": [
"opt < %s -passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\n; Test that SLP vectorizer doesn't crash when... | {
"title": "SLP vectorizer crashes with assertions on",
"body": "This is the repro in godbold\nhttps://godbolt.org/z/c3nzMcrGs\n\n```llvm\ntarget triple = \"x86_64-unknown-linux-gnu\"\n\ndefine void @test(i64 %arg0, i64 %arg1) {\nentry:\n %init = add i64 %arg0, 1\n br label %loop\n\nloop:\n %iv = phi i64 [ %init... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | null | null |
80836 | https://github.com/llvm/llvm-project/issues/80836 | crash | ea2d9383a23ca17b9240ad64c2adc5f2b5a73dc0 | 2024-02-06T14:26:26 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "1c10821022f1799452065fb57474e894e2562b7f",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 1c10821022f1799452065fb57474e894e2562b7f
Author: David Sherwood <57997763+david-arm@users.noreply.github.com>
Date: Wed Feb 14 16:07:51 2024 +0000
[LoopVectorize] Fix divide-by-zero bug (#80836) (#81721)
When attempting to use the estimated trip count to refine the costs of
the runtime memory... | [
{
"file": "llvm/test/Transforms/LoopVectorize/AArch64/low_trip_memcheck_cost.ll",
"commands": [
"opt -p loop-vectorize -debug-only=loop-vectorize -S -disable-output < %s 2>&1"
],
"tests": [
{
"test_name": "outer_known_tc3_full_range_checks",
"test_body": "target triple = ... | {
"title": "Unhandled Floating point exception with loop-vectorize ",
"body": "Run opt with -passes=loop-vectorize \r\n\r\nhttps://godbolt.org/z/s3PWY3vhE\r\n\r\nTest.ll\r\n```\r\n; ModuleID = './reduced.ll'\r\nsource_filename = \"./reduced.ll\"\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:6... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Unrelated | null |
76852 | https://github.com/llvm/llvm-project/issues/76852 | crash | 4d11f04b20f0bd7488e19e8f178ba028412fa519 | 2024-01-03T19:32:37 | [
"llvm/test/Transforms/LoopDeletion"
] | {
"fix_commit": "a0b911745494e3c2f53a27f23c536314818ce0b1",
"components": [
"LoopDeletion"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cp... | commit a0b911745494e3c2f53a27f23c536314818ce0b1
Author: Manish Kausik H <46352931+Nirhar@users.noreply.github.com>
Date: Fri Jan 19 20:00:20 2024 +0530
LoopDeletion: Move EH pad check before the isLoopNeverExecuted Check (#78189)
This commit modifies `LoopDeletion::deleteLoopIfDead` to check if the
... | [
{
"file": "llvm/test/Transforms/LoopDeletion/loop-with-ehpad-not-executed.ll",
"commands": [
"opt %s -passes=loop-deletion -S"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine void @wombat() personality ptr null {\n;\nbb:\n br i1 false, label %bb1, label %... | {
"title": " LLVM ERROR: Broken module found, compilation aborted!",
"body": "The bug was found by FuzzGen IR test generator\r\n\r\nRun opt with -passes=loop-deletion \r\nhttps://godbolt.org/z/16zoTYEqx\r\n\r\nTest.ll\r\n```\r\n; ModuleID = './reduced.ll'\r\nsource_filename = \"./reduced.ll\"\r\ntarget datalayout =... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
106239 | https://github.com/llvm/llvm-project/issues/106239 | crash | 15405b32b1cdbefab9ce1b1f301a51ae25404037 | 2024-08-27T15:51:29 | [
"llvm/test/Transforms/IndVarSimplify"
] | {
"fix_commit": "c9a5e1b665dbba898e9981fd7d48881947e6560e",
"components": [
"SimplifyIndVar"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.... | commit c9a5e1b665dbba898e9981fd7d48881947e6560e
Author: Nikita Popov <npopov@redhat.com>
Date: Wed Aug 28 12:54:14 2024 +0200
[IndVars] Check if WideInc available before trying to use it
WideInc/WideIncExpr can be null. Previously this worked out
because the comparison with WideIncExpr would fail. N... | [
{
"file": "llvm/test/Transforms/IndVarSimplify/pr106239.ll",
"commands": [
"opt -S -passes=indvars < %s"
],
"tests": [
{
"test_name": "m",
"test_body": "target datalayout = \"n8:16:32:64\"\n\ndefine i32 @m() {\nentry:\n %div.i4 = sdiv i32 1, 0\n br label %for.body.i6\n\... | {
"title": "[clang] Crash with O2 optimization flag",
"body": "I compiled this code with -O2 flag and it crashed. The code is:\r\n\r\n```c\r\n#include <stdint.h>\r\nlong a, c;\r\nunsigned d;\r\nint32_t g;\r\nuint8_t h[];\r\nlong b(long p1, long k) {\r\n long e = k;\r\n int b = 0;\r\n while (e) {\r\n e /= 10;\... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 4db93e5d56440be44d8ad2036e2579208c82ad37 | null |
110295 | https://github.com/llvm/llvm-project/issues/110295 | crash | 51e0a997ca607f64beafb838ba1325f0465eecd4 | 2024-09-27T16:39:37 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "2c8836c899015cce49a399a6bc47b260a24a22e7",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 2c8836c899015cce49a399a6bc47b260a24a22e7
Author: Florian Hahn <flo@fhahn.com>
Date: Sun Sep 29 20:31:23 2024 +0100
[LV] Don't consider predicated insts as invariant unconditionally in CM.
Predicated instructions cannot hoisted trivially, so don't treat them as
uniform value in the cost model.... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/predicated-instruction-cost.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "predicated_urem_shl_cost",
"test_body": "target datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:1... | {
"title": "clang crashes at -O{2,3} on x86_64-linux-gnu: Assertion `(BestFactor.Width == LegacyVF.Width || planContainsAdditionalSimplifications(getPlanFor(BestFactor.Width), CostCtx, OrigLoop)) && \" VPlan cost model and legacy cost model disagreed\"' failed ",
"body": "Compiler Explorer: https://godbolt.org/z/Yh... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 1aa8a6f6917edbdcad53afad3b00c7e86aa57ffe | null |
112476 | https://github.com/llvm/llvm-project/issues/112476 | miscompilation | 3ef630ac339f31686290f9460a40eb2a9c9f5bd0 | 2024-10-16T04:35:15 | [
"llvm/test/Transforms/InstCombine"
] | {
"fix_commit": "09361953116770b646decf5820a9455ada2ba4fc",
"components": [
"InstCombine"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit 09361953116770b646decf5820a9455ada2ba4fc
Author: Yingwei Zheng <dtcxzyw2333@gmail.com>
Date: Wed Oct 16 19:13:52 2024 +0800
[InstCombine] Drop `samesign` in InstCombine (#112480)
Closes https://github.com/llvm/llvm-project/issues/112476.
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCo... | [
{
"file": "llvm/test/Transforms/InstCombine/icmp-and-shift.ll",
"commands": [
"opt < %s -passes=instcombine -S"
],
"tests": [
{
"test_name": "test_shr_and_1_ne_0",
"test_body": "define i1 @test_shr_and_1_ne_0(i32 %a, i32 %b) {\n %shr = lshr i32 %a, %b\n %and = and i32 %... | {
"title": "[InstCombine] `samesign` flag should be dropped in `InstCombinerImpl::foldICmpAndConstConst`",
"body": "Reproducer:\r\n```\r\ndefine i1 @src(i32 %x, i32 %y) {\r\n %shf = lshr i32 %x, %y\r\n %or = or i32 %shf, %x\r\n %and = and i32 %or, 1\r\n %ret = icmp samesign ne i32 %and, 0\r\n ret i1 %ret\r\n}\... | true | {
"is_single_file_fix": false,
"is_single_func_fix": false
} | Cannot find a good commit | null |
165014 | https://github.com/llvm/llvm-project/issues/165014 | crash | 90489adf7a9944f53e7be411bab92174d9e069d1 | 2025-10-24T17:04:27 | [
"llvm/test/Analysis/DependenceAnalysis"
] | {
"fix_commit": "616f3b5aa118e95089679fd2a2b79fe769bbaf9a",
"components": [
"DependenceAnalysis"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorComb... | commit 616f3b5aa118e95089679fd2a2b79fe769bbaf9a
Author: Shimin Cui <scui@ca.ibm.com>
Date: Mon Oct 27 15:17:51 2025 -0400
[DA] Fix crash when two loops have different type sizes of becount (#165021)
The type sizes of backedge taken counts for two loops can be different
and this is to fix the crash ... | [
{
"file": "llvm/test/Analysis/DependenceAnalysis/same-sd-for-diff-becount-type-loops.ll",
"commands": [
"opt < %s -disable-output \"-passes=print<da>\" -aa-pipeline=basic-aa 2>&1"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine void @f1() {\n;\nentry:\n b... | {
"title": "[DA] Assertion `BitWidth == RHS.BitWidth && \"Comparison requires equal bit widths\"'",
"body": "test case:\n\n```\ndefine void @f1() {\nentry:\n br label %for.1.header\n\nfor.1.header: ; preds = %for.2.end, %entry\n br label %for.1.body\n\nfor.1.body: ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
141628 | https://github.com/llvm/llvm-project/issues/141628 | crash | 8a49db35f45e56c92522c6079e51553e80c07aec | 2025-05-27T16:04:50 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "cb648ba97003bc0aa94e86f8e89ea6e3e3d09a11",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
15317,
15322
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit cb648ba97003bc0aa94e86f8e89ea6e3e3d09a11
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Thu May 29 08:49:31 2025 -0700
[SLP]Check if the user node has instructions, used only outside
Gather nodes with parents, which scalar instructions are used only
outside, are generated before the whole... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/many-uses-parent-node.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -slp-threshold=-99999 < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine i32 @test(ptr addrspace... | {
"title": "[SLPVectorizer] Instruction does not dominate all uses!.. LLVM ERROR: Broken module found, compilation aborted!",
"body": "To reproduce run opt with the test below using -passes=slp-vectorizer -slp-threshold=-99999:\n\n[reduced-stripped.ll.zip](https://github.com/user-attachments/files/20462672/reduced-... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | fb86b3d96b73f4e628288b180ef4e038da8b7bc1 | null |
162585 | https://github.com/llvm/llvm-project/issues/162585 | crash | ab897ae2e08646e7c60fb61d71df5616950beb66 | 2025-10-09T02:23:05 | [
"llvm/test/Transforms/SimplifyCFG"
] | {
"fix_commit": "e9205ca8cf4235647c3ec2a1946850751ce4e1c8",
"components": [
"SimplifyCFG"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp... | commit e9205ca8cf4235647c3ec2a1946850751ce4e1c8
Author: dianqk <dianqk@dianqk.net>
Date: Fri Oct 10 06:44:00 2025 +0800
[SimplifyCFG] Remove all incoming values from OtherDest if OtherDest is unreachable (#162677)
Fixes #162585.
#161000 changed `br i1 true, label %if, label %else` to `br label ... | [
{
"file": "llvm/test/Transforms/SimplifyCFG/switch-range-to-icmp.ll",
"commands": [
"opt %s -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -switch-range-to-icmp -S"
],
"tests": [
{
"test_name": "else_will_be_unreachable",
"test_body": "define i32 @else_wi... | {
"title": "[SimplifyCFG] PHINode should have one entry for each predecessor of its parent basic block!",
"body": "Reproducer: https://godbolt.org/z/aP7nrYf57\n```\n; bin/opt -passes=\"simplifycfg<switch-range-to-icmp>\" reduced.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32-i... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | bbdcba9b851abe37cf2b10ec6d9b50c12cdd3604 | null |
178884 | https://github.com/llvm/llvm-project/issues/178884 | crash | 5d01a0ad3d599df56d902b418e1a7eaf3f84db42 | 2026-01-30T12:59:59 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "b73122d5b7f6f2ae7bce1a4d5e3f4c9fda88c787",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
20583,
20588
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit b73122d5b7f6f2ae7bce1a4d5e3f4c9fda88c787
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Jan 30 08:45:39 2026 -0800
[SLP]Cast incoming value to a propr type for int nodes, bitcasted to fp
Before casting the value to FP type, need to check, if the type for
reduced during minbitwidth ana... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/minbw-bitcast-to-fp.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "<module>",
"test_body": "\ndefine i16 @test(i16 %conv11) {\n;\nentry:\n %0 = add... | {
"title": "[SLPVectorizer] Assertion `castIsValid(op, S, Ty) && \"Invalid cast!\"' failed.",
"body": "Reproducer: https://godbolt.org/z/Kajqfzjfx\n```llvm\n; bin/opt -passes=slp-vectorizer test.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget tr... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | null | null |
142957 | https://github.com/llvm/llvm-project/issues/142957 | miscompilation | 5835f1e0a33afcae46a6ca4854373785eb3e7fd6 | 2025-06-05T12:36:31 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "fd97dfbb78e3c9aea16873617b6d61b5b8a64474",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit fd97dfbb78e3c9aea16873617b6d61b5b8a64474
Author: Florian Hahn <flo@fhahn.com>
Date: Fri Jun 20 13:05:19 2025 +0100
[LV] Don't mark ptrs as safe to speculate if fed by UB/poison op. (#143204)
Add additional checks before marking pointers safe to load
speculatively. If some computations feeding... | [
{
"file": "llvm/test/Transforms/LoopVectorize/load-deref-pred-poison-ub-ops-feeding-pointer.ll",
"commands": [
"opt -p loop-vectorize -force-widen-divrem-via-safe-divisor=false -force-vector-width=2 -S %s"
],
"tests": [
{
"test_name": "ptr_depends_on_sdiv",
"test_body": "... | {
"title": "loop-vectorize miscompile",
"body": "llvm commit: 6955a7d134e7\nReproduce with:\n```\nopt -passes=\"loop-vectorize\" bbi-107525_lv.ll -S -o - -mtriple=aarch64-none-linux-gnu --data-layout=\"p:16:16\"\n```\nThe loop-vectorize output contains\n```\npred.sdiv.continue: ; preds... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | Cannot find a good commit | null |
104714 | https://github.com/llvm/llvm-project/issues/104714 | crash | a2d8743cc86f96f6b1cbd85798328bd3fb2bf4de | 2024-08-18T15:54:27 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "cb4efe1d078144a72306732a56afea3885650e8d",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit cb4efe1d078144a72306732a56afea3885650e8d
Author: Florian Hahn <flo@fhahn.com>
Date: Thu Aug 22 21:38:06 2024 +0100
[VPlan] Don't trigger VF assertion if VPlan has extra simplifications.
There are cases where VPlans contain some simplifications that are very
hard to accurately account for up-f... | [
{
"file": "llvm/test/Transforms/LoopVectorize/RISCV/blocks-with-dead-instructions.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "empty_block_with_phi_2",
"test_body": "target datalayout = \"e-m:e-p:64:64-i64:64-i128:128-n32:64-S128\"\ntarge... | {
"title": "[VPlan] Assertion `VF.Width == BestVF && \"VPlan cost model and legacy cost model disagreed\"' failed.",
"body": "Tested using d082f1f37d8cb7a0c6875537ba873a631b154d53\r\n\r\nC Testcase:\r\n```c\r\nint a;\r\nextern int b[];\r\nsigned char c;\r\nint d[1];\r\nvoid e() {\r\n for (short f = 2; f < c; f += ... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | b841e2eca3b5c8b408214a46593f6a025e0fe48b | null |
104637 | https://github.com/llvm/llvm-project/issues/104637 | crash | 13779ec29ed724666407bd60f8c4cc8228107ea5 | 2024-08-16T19:54:48 | [
"llvm/test/Transforms/SLPVectorizer"
] | {
"fix_commit": "4a0bbbcbcf6ebc87e794e7b86b9f4651bffcd806",
"components": [
"SLPVectorizer"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
[
7144,
7149
]
],
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
... | commit 4a0bbbcbcf6ebc87e794e7b86b9f4651bffcd806
Author: Alexey Bataev <a.bataev@outlook.com>
Date: Fri Aug 16 13:24:03 2024 -0700
[SLP]Fix PR104637: do not create new nodes for fully overlapped non-schedulable nodes
If the scalars do not require scheduling and were already vectorized,
but in the dif... | [
{
"file": "llvm/test/Transforms/SLPVectorizer/X86/full-non-schedulable-overlap.ll",
"commands": [
"opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s"
],
"tests": [
{
"test_name": "test",
"test_body": "define void @test(double %v) {\nentry:\n %mul.3 = ... | {
"title": "SLP Vectorizer crash due to commit ca654acc16c43191228eadfec8f7241dca10b0c3",
"body": "ca654acc16c43191228eadfec8f7241dca10b0c3 change in SLP Vectorizer causes a crash for this test case:\r\n\r\n```\r\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 66775f8ccdcc8264ef349518e1c59d96d4227823 | null |
158319 | https://github.com/llvm/llvm-project/issues/158319 | crash | 111de45e838a7d33637da8807212284c988f7fae | 2025-09-12T16:14:59 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "ef7e03a2d1571e3c651fa9ccd205dbacf1a103c8",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit ef7e03a2d1571e3c651fa9ccd205dbacf1a103c8
Author: Florian Hahn <flo@fhahn.com>
Date: Sat Sep 13 18:13:22 2025 +0100
[VPlan] Limit ExtractLastElem fold to recipes guaranteed single-scalar.
vputils::isSingleScalar(A) may return true to recipes that produce only
a single scalar value, but they co... | [
{
"file": "llvm/test/Transforms/LoopVectorize/first-order-recurrence-with-uniform-ops.ll",
"commands": [
"opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=2 -S %s",
"opt -passes=loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S %s",
"opt -passes=lo... | {
"title": "[LoopVectorize] Instruction does not dominate all uses!",
"body": "Reproducer: https://godbolt.org/z/P1ea8d1bT\n```\n; bin/opt -passes=loop-vectorize test.ll -S\ntarget datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128\"\ntarget triple = \"x86_64-unknown-linu... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | c4b17bf9ed46acbd8b28987f2a6262964e4e2072 | null |
108697 | https://github.com/llvm/llvm-project/issues/108697 | crash | 848cb21ddca5dc4d8c52e487264936be8f1bfe8d | 2024-09-14T13:01:28 | [
"llvm/test/Transforms/LoopVectorize"
] | {
"fix_commit": "9de327c94d0c995803b6485fb28ac4cad1e53bbe",
"components": [
"LoopVectorize"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.c... | commit 9de327c94d0c995803b6485fb28ac4cad1e53bbe
Author: Florian Hahn <flo@fhahn.com>
Date: Wed Oct 2 20:16:41 2024 +0100
[LV] Generalize predication checks from 2c8836c899 for operands.
This fixes another case where the VPlan-based and legacy cost models
disagree. If any of the operands is predicate... | [
{
"file": "llvm/test/Transforms/LoopVectorize/X86/predicated-instruction-cost.ll",
"commands": [
"opt -p loop-vectorize -S %s"
],
"tests": [
{
"test_name": "predicated_urem_shl_cost",
"test_body": "target datalayout = \"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:1... | {
"title": "clang crashes on valid code at -O{2,3} on x86_64-linux-gnu: Assertion `(BestFactor.Width == LegacyVF.Width || planContainsAdditionalSimplifications(getPlanFor(BestFactor.Width), CostCtx, OrigLoop)) && \" VPlan cost model and legacy cost model disagreed\"' failed ",
"body": "Compiler Explorer: https://go... | true | {
"is_single_file_fix": true,
"is_single_func_fix": true
} | 1aa8a6f6917edbdcad53afad3b00c7e86aa57ffe | null |
107139 | https://github.com/llvm/llvm-project/issues/107139 | crash | 5d17293caaf0f62ea94fecc137b9b6f07c659dac | 2024-09-03T18:28:59 | [
"llvm/test/Transforms/Coroutines"
] | {
"fix_commit": "853bff2122e1f42398587f76234c05d56f16318e",
"components": [
"Coroutines"
],
"bug_location_lineno": {
"llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": null,
"llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp": null,
"llvm/lib/Transforms/Vectorize/VectorCombine.cpp"... | commit 853bff2122e1f42398587f76234c05d56f16318e
Author: Yuxuan Chen <ych@fb.com>
Date: Thu Sep 12 10:45:20 2024 -0700
[Coroutines] properly update CallGraph in CoroSplit (#107935)
Fixes https://github.com/llvm/llvm-project/issues/107139.
We weren't updating the call graph properly in CoroSplit.... | [
{
"file": "llvm/test/Transforms/Coroutines/gh107139-split-in-scc.ll",
"commands": [
"opt < %s -passes='cgscc(coro-split)' -S"
],
"tests": [
{
"test_name": "<module>",
"test_body": "; Verify that we don't crash on mutually recursive coroutines\n\ntarget triple = \"x86_64-r... | {
"title": "\"Invalidated the current SCC\" assertion failure after #79712",
"body": "For the source file in https://gist.github.com/smeenai/fcd14380467e813a28f1ef8c5484b775 (reduced from a large example that uses libunifex; it's probably possible to reduce this further but I'm not at all familiar with coroutines),... | true | {
"is_single_file_fix": true,
"is_single_func_fix": false
} | 099be86433a69f264aeb70e512ba1bbd0c7aefd7 | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.