repo stringlengths 6 65 | file_url stringlengths 81 311 | file_path stringlengths 6 227 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 7
values | commit_sha stringlengths 40 40 | retrieved_at stringdate 2026-01-04 15:31:58 2026-01-04 20:25:31 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/wild_in_or_pats.rs | src/tools/clippy/tests/ui/wild_in_or_pats.rs | #![warn(clippy::wildcard_in_or_patterns)]
fn main() {
match "foo" {
"a" => {
dbg!("matched a");
},
"bar" | _ => {
//~^ wildcard_in_or_patterns
dbg!("matched (bar or) wild");
},
};
match "foo" {
"a" => {
dbg!("matched a... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/reversed_empty_ranges_loops_fixable.rs | src/tools/clippy/tests/ui/reversed_empty_ranges_loops_fixable.rs | #![warn(clippy::reversed_empty_ranges)]
#![allow(clippy::uninlined_format_args)]
fn main() {
const MAX_LEN: usize = 42;
for i in 10..0 {
//~^ reversed_empty_ranges
println!("{}", i);
}
for i in 10..=0 {
//~^ reversed_empty_ranges
println!("{}", i);
}
for i in ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/map_with_unused_argument_over_ranges_nostd.rs | src/tools/clippy/tests/ui/map_with_unused_argument_over_ranges_nostd.rs | #![warn(clippy::map_with_unused_argument_over_ranges)]
#![no_std]
extern crate alloc;
use alloc::vec::Vec;
fn nostd(v: &mut [i32]) {
let _: Vec<_> = (0..10).map(|_| 3 + 1).collect();
//~^ map_with_unused_argument_over_ranges
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/redundant_as_str.rs | src/tools/clippy/tests/ui/redundant_as_str.rs | #![warn(clippy::redundant_as_str)]
#![allow(clippy::const_is_empty)]
fn main() {
let string = "Hello, world!".to_owned();
// These methods are redundant and the `as_str` can be removed
let _redundant = string.as_str().as_bytes();
//~^ redundant_as_str
let _redundant = string.as_str().is_empty();
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unnecessary_map_or.rs | src/tools/clippy/tests/ui/unnecessary_map_or.rs | //@aux-build:proc_macros.rs
#![warn(clippy::unnecessary_map_or)]
#![allow(clippy::no_effect)]
#![allow(clippy::eq_op)]
#![allow(clippy::unnecessary_lazy_evaluations)]
#![allow(clippy::nonminimal_bool)]
#[clippy::msrv = "1.70.0"]
#[macro_use]
extern crate proc_macros;
fn main() {
// should trigger
let _ = Some(... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/redundant_closure_call_fixable.rs | src/tools/clippy/tests/ui/redundant_closure_call_fixable.rs | #![warn(clippy::redundant_closure_call)]
#![allow(clippy::redundant_async_block)]
#![allow(clippy::type_complexity)]
#![allow(unused)]
async fn something() -> u32 {
21
}
async fn something_else() -> u32 {
2
}
fn main() {
let a = (|| 42)();
//~^ redundant_closure_call
let b = (async || {
/... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unnecessary_iter_cloned.rs | src/tools/clippy/tests/ui/unnecessary_iter_cloned.rs | #![allow(unused_assignments, clippy::uninlined_format_args)]
#![warn(clippy::unnecessary_to_owned)]
#[allow(dead_code)]
#[derive(Clone, Copy)]
enum FileType {
Account,
PrivateKey,
Certificate,
}
fn main() {
let path = std::path::Path::new("x");
let _ = check_files(&[(FileType::Account, path)]);
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/derive_partial_eq_without_eq.rs | src/tools/clippy/tests/ui/derive_partial_eq_without_eq.rs | #![allow(unused)]
#![warn(clippy::derive_partial_eq_without_eq)]
// Don't warn on structs that aren't PartialEq
pub struct NotPartialEq {
foo: u32,
bar: String,
}
// Eq can be derived but is missing
#[derive(Debug, PartialEq)]
//~^ derive_partial_eq_without_eq
pub struct MissingEq {
foo: u32,
bar: Str... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/borrow_as_ptr_no_std.rs | src/tools/clippy/tests/ui/borrow_as_ptr_no_std.rs | #![warn(clippy::borrow_as_ptr)]
#![no_std]
#![crate_type = "lib"]
#[clippy::msrv = "1.75"]
pub fn main(_argc: isize, _argv: *const *const u8) -> isize {
let val = 1;
let _p = &val as *const i32;
//~^ borrow_as_ptr
let mut val_mut = 1;
let _p_mut = &mut val_mut as *mut i32;
//~^ borrow_as_ptr
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/blanket_clippy_restriction_lints.rs | src/tools/clippy/tests/ui/blanket_clippy_restriction_lints.rs | //@compile-flags: -W clippy::restriction
//@error-in-other-file: restriction
#![warn(clippy::blanket_clippy_restriction_lints)]
//! Test that the whole restriction group is not enabled.
#![warn(clippy::restriction)]
//~^ blanket_clippy_restriction_lints
#![deny(clippy::restriction)]
//~^ blanket_clippy_restriction_li... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/suspicious_doc_comments.rs | src/tools/clippy/tests/ui/suspicious_doc_comments.rs | #![allow(unused)]
#![warn(clippy::suspicious_doc_comments)]
#![allow(clippy::empty_line_after_doc_comments)]
//! Real module documentation.
///! Fake module documentation.
//~^ suspicious_doc_comments
fn baz() {}
pub mod singleline_outer_doc {
///! This module contains useful functions.
//~^ suspicious_doc_co... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/mixed_read_write_in_expression.rs | src/tools/clippy/tests/ui/mixed_read_write_in_expression.rs | #[warn(clippy::mixed_read_write_in_expression)]
#[allow(
unused_assignments,
unused_variables,
clippy::no_effect,
dead_code,
clippy::disallowed_names
)]
fn main() {
let mut x = 0;
let a = {
x = 1;
1
} + x;
//~^ mixed_read_write_in_expression
// Example from iss#2... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unused_self.rs | src/tools/clippy/tests/ui/unused_self.rs | #![warn(clippy::unused_self)]
#![allow(clippy::boxed_local, clippy::fn_params_excessive_bools)]
mod unused_self {
use std::pin::Pin;
use std::sync::{Arc, Mutex};
struct A;
impl A {
fn unused_self_move(self) {}
//~^ unused_self
fn unused_self_ref(&self) {}
//~^ unused_... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/arithmetic_side_effects.rs | src/tools/clippy/tests/ui/arithmetic_side_effects.rs | //@aux-build:proc_macro_derive.rs
#![feature(f128)]
#![feature(f16)]
#![allow(
clippy::assign_op_pattern,
clippy::erasing_op,
clippy::identity_op,
clippy::no_effect,
clippy::op_ref,
clippy::unnecessary_owned_empty_strings,
arithmetic_overflow,
unconditional_panic
)]
#![warn(clippy::arit... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/tabs_in_doc_comments.rs | src/tools/clippy/tests/ui/tabs_in_doc_comments.rs | #![warn(clippy::tabs_in_doc_comments)]
///
/// Struct to hold two strings:
/// - first one
//~^ tabs_in_doc_comments
//~| tabs_in_doc_comments
/// - second one
//~^ tabs_in_doc_comments
//~| tabs_in_doc_comments
pub struct DoubleString {
///
/// - First String:
//~^ tabs_in_doc_comments
/// - nee... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/trait_duplication_in_bounds_unfixable.rs | src/tools/clippy/tests/ui/trait_duplication_in_bounds_unfixable.rs | #![deny(clippy::trait_duplication_in_bounds)]
#![allow(clippy::multiple_bound_locations)]
use std::collections::BTreeMap;
use std::ops::{Add, AddAssign, Div, DivAssign, Mul, MulAssign, Sub, SubAssign};
fn bad_foo<T: Clone + Default, Z: Copy>(arg0: T, arg1: Z)
//~^ trait_duplication_in_bounds
//~| trait_duplication_in... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/zombie_processes_fixable.rs | src/tools/clippy/tests/ui/zombie_processes_fixable.rs | #![warn(clippy::zombie_processes)]
#![allow(clippy::needless_return)]
use std::process::{Child, Command};
fn main() {
let _ = Command::new("").spawn().unwrap();
//~^ zombie_processes
Command::new("").spawn().unwrap();
//~^ zombie_processes
spawn_proc();
//~^ zombie_processes
spawn_proc(... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/std_instead_of_core.rs | src/tools/clippy/tests/ui/std_instead_of_core.rs | //@aux-build:proc_macro_derive.rs
#![warn(clippy::std_instead_of_core)]
#![allow(unused_imports, deprecated)]
extern crate alloc;
#[macro_use]
extern crate proc_macro_derive;
fn std_instead_of_core() {
// Regular import
use std::hash::Hasher;
//~^ ERROR: used import from `std` instead of `core`
// A... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/swap.rs | src/tools/clippy/tests/ui/swap.rs | //@aux-build: macro_rules.rs
#![allow(
clippy::disallowed_names,
clippy::no_effect,
clippy::redundant_clone,
clippy::let_and_return,
clippy::useless_vec,
clippy::redundant_locals
)]
struct Foo(u32);
#[derive(Clone)]
struct Bar {
a: u32,
b: u32,
}
fn field() {
let mut bar = Bar { ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/allow_attributes.rs | src/tools/clippy/tests/ui/allow_attributes.rs | //@aux-build:proc_macros.rs
//@aux-build:proc_macro_derive.rs
#![allow(unused)]
#![warn(clippy::allow_attributes)]
#![no_main]
extern crate proc_macros;
use proc_macros::{external, with_span};
// Using clippy::needless_borrow just as a placeholder, it isn't relevant.
// Should lint
#[allow(dead_code)]
//~^ allow_att... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/len_zero_unstable.rs | src/tools/clippy/tests/ui/len_zero_unstable.rs | #![warn(clippy::len_zero)]
#![feature(exact_size_is_empty)]
fn issue15890(vertices: &mut dyn ExactSizeIterator<Item = u8>) -> bool {
vertices.len() == 0
//~^ len_zero
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/items_after_statement.rs | src/tools/clippy/tests/ui/items_after_statement.rs | #![warn(clippy::items_after_statements)]
#![allow(clippy::uninlined_format_args)]
fn ok() {
fn foo() {
println!("foo");
}
foo();
}
fn last() {
foo();
fn foo() {
//~^ items_after_statements
println!("foo");
}
}
fn main() {
foo();
fn foo() {
//~^ items_a... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/shadow.rs | src/tools/clippy/tests/ui/shadow.rs | //@aux-build:proc_macro_derive.rs
#![warn(clippy::shadow_same, clippy::shadow_reuse, clippy::shadow_unrelated)]
#![allow(
clippy::let_unit_value,
clippy::needless_ifs,
clippy::redundant_guards,
clippy::redundant_locals
)]
extern crate proc_macro_derive;
#[derive(proc_macro_derive::ShadowDerive)]
pub ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/option_option.rs | src/tools/clippy/tests/ui/option_option.rs | #![warn(clippy::option_option)]
#![expect(clippy::unnecessary_wraps)]
const C: Option<Option<i32>> = None;
//~^ option_option
static S: Option<Option<i32>> = None;
//~^ option_option
fn input(_: Option<Option<u8>>) {}
//~^ option_option
fn output() -> Option<Option<u8>> {
//~^ option_option
None
}
fn output... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/needless_match.rs | src/tools/clippy/tests/ui/needless_match.rs | #![warn(clippy::needless_match)]
#![allow(clippy::manual_map)]
#![allow(dead_code)]
#![allow(unused)]
#[derive(Clone, Copy)]
enum Simple {
A,
B,
C,
D,
}
fn useless_match() {
let i = 10;
let _: i32 = match i {
//~^ needless_match
0 => 0,
1 => 1,
2 => 2,
_ ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/manual_find_map.rs | src/tools/clippy/tests/ui/manual_find_map.rs | #![allow(dead_code)]
#![warn(clippy::manual_find_map)]
#![allow(clippy::redundant_closure)] // FIXME suggestion may have redundant closure
#![allow(clippy::useless_vec)]
#![allow(clippy::struct_field_names)]
fn main() {
// is_some(), unwrap()
let _ = (0..).find(|n| to_opt(*n).is_some()).map(|a| to_opt(a).unwra... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/skip_while_next.rs | src/tools/clippy/tests/ui/skip_while_next.rs | //@aux-build:option_helpers.rs
#![warn(clippy::skip_while_next)]
#![allow(clippy::disallowed_names, clippy::useless_vec)]
extern crate option_helpers;
use option_helpers::IteratorFalsePositives;
#[rustfmt::skip]
fn skip_while_next() {
let v = vec![3, 2, 1, 0, -1, -2, -3];
// Single-line case.
let _ = v.... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/mistyped_literal_suffix.rs | src/tools/clippy/tests/ui/mistyped_literal_suffix.rs | //@aux-build: proc_macros.rs
#![allow(
dead_code,
unused_variables,
overflowing_literals,
clippy::excessive_precision,
clippy::inconsistent_digit_grouping,
clippy::unusual_byte_groupings
)]
extern crate proc_macros;
use proc_macros::with_span;
fn main() {
let fail14 = 2_32;
//~^ misty... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/redundant_type_annotations.rs | src/tools/clippy/tests/ui/redundant_type_annotations.rs | #![allow(unused)]
#![warn(clippy::redundant_type_annotations)]
#[derive(Debug, Default)]
struct Cake<T> {
_data: T,
}
fn make_something<T>() -> T {
unimplemented!()
}
fn make_cake<T: Default>() -> Cake<T> {
Cake::<T>::default()
}
fn plus_one<T: std::ops::Add<u8, Output = T>>(val: T) -> T {
val + 1
}... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/missing_asserts_for_indexing.rs | src/tools/clippy/tests/ui/missing_asserts_for_indexing.rs | #![allow(unused)]
#![warn(clippy::missing_asserts_for_indexing)]
// ok
fn sum_with_assert(v: &[u8]) -> u8 {
assert!(v.len() > 4);
v[0] + v[1] + v[2] + v[3] + v[4]
}
// ok
fn sum_with_assert_other_way(v: &[u8]) -> u8 {
assert!(5 <= v.len());
v[0] + v[1] + v[2] + v[3] + v[4]
}
// ok
fn sum_with_assert_... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/manual_contains.rs | src/tools/clippy/tests/ui/manual_contains.rs | #![warn(clippy::manual_contains)]
#![allow(clippy::eq_op, clippy::useless_vec)]
fn should_lint() {
let vec: Vec<u8> = vec![1, 2, 3, 4, 5, 6];
let values = &vec[..];
let _ = values.iter().any(|&v| v == 4);
//~^ manual_contains
let vec: Vec<u32> = vec![1, 2, 3, 4, 5, 6];
let values = &vec[..];
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/transmute_ptr_to_ptr.rs | src/tools/clippy/tests/ui/transmute_ptr_to_ptr.rs | #![warn(clippy::transmute_ptr_to_ptr)]
#![allow(clippy::borrow_as_ptr, clippy::missing_transmute_annotations)]
use std::mem::transmute;
// Make sure we can modify lifetimes, which is one of the recommended uses
// of transmute
// Make sure we can do static lifetime transmutes
unsafe fn transmute_lifetime_to_static<'... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/missing_assert_message.rs | src/tools/clippy/tests/ui/missing_assert_message.rs | #![allow(unused)]
#![warn(clippy::missing_assert_message)]
macro_rules! bar {
($( $x:expr ),*) => {
foo()
};
}
// Should trigger warning
fn asserts_without_message() {
assert!(foo());
//~^ ERROR: assert without any message
assert_eq!(foo(), foo());
//~^ ERROR: assert without any messag... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/string_lit_chars_any.rs | src/tools/clippy/tests/ui/string_lit_chars_any.rs | //@aux-build:proc_macros.rs
#![allow(clippy::eq_op, clippy::needless_raw_string_hashes, clippy::no_effect, unused)]
#![warn(clippy::string_lit_chars_any)]
#[macro_use]
extern crate proc_macros;
struct NotStringLit;
impl NotStringLit {
fn chars(&self) -> impl Iterator<Item = char> {
"c".chars()
}
}
f... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/filter_map_next_fixable.rs | src/tools/clippy/tests/ui/filter_map_next_fixable.rs | #![warn(clippy::filter_map_next)]
fn main() {
let a = ["1", "lol", "3", "NaN", "5"];
let element: Option<i32> = a.iter().filter_map(|s| s.parse().ok()).next();
//~^ filter_map_next
assert_eq!(element, Some(1));
}
#[clippy::msrv = "1.29"]
fn msrv_1_29() {
let a = ["1", "lol", "3", "NaN", "5"];
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/needless_update.rs | src/tools/clippy/tests/ui/needless_update.rs | #![warn(clippy::needless_update)]
#![allow(clippy::no_effect, clippy::unnecessary_struct_initialization)]
struct S {
pub a: i32,
pub b: i32,
}
#[non_exhaustive]
struct T {
pub x: i32,
pub y: i32,
}
fn main() {
let base = S { a: 0, b: 0 };
S { ..base }; // no error
S { a: 1, ..base }; // n... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unneeded_wildcard_pattern.rs | src/tools/clippy/tests/ui/unneeded_wildcard_pattern.rs | //@aux-build:proc_macros.rs
#![feature(stmt_expr_attributes)]
#![deny(clippy::unneeded_wildcard_pattern)]
#![allow(clippy::needless_ifs)]
#[macro_use]
extern crate proc_macros;
fn main() {
let t = (0, 1, 2, 3);
if let (0, .., _) = t {};
//~^ unneeded_wildcard_pattern
if let (0, _, ..) = t {};
//~... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/bind_instead_of_map.rs | src/tools/clippy/tests/ui/bind_instead_of_map.rs | #![deny(clippy::bind_instead_of_map)]
// need a main anyway, use it get rid of unused warnings too
pub fn main() {
let x = Some(5);
// the easiest cases
let _ = x.and_then(Some);
//~^ bind_instead_of_map
let _ = x.and_then(|o| Some(o + 1));
//~^ bind_instead_of_map
// and an easy counter-ex... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/drain_collect_nostd.rs | src/tools/clippy/tests/ui/drain_collect_nostd.rs | #![warn(clippy::drain_collect)]
#![no_std]
extern crate alloc;
use alloc::vec::Vec;
fn remove_all(v: &mut Vec<i32>) -> Vec<i32> {
v.drain(..).collect()
//~^ drain_collect
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/io_other_error.rs | src/tools/clippy/tests/ui/io_other_error.rs | #![warn(clippy::io_other_error)]
use std::fmt;
#[derive(Debug)]
struct E;
impl std::error::Error for E {}
impl fmt::Display for E {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("E")
}
}
macro_rules! o {
{} => { std::io::ErrorKind::Other };
}
macro_rules! e {
{ $kind:exp... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/excessive_precision.rs | src/tools/clippy/tests/ui/excessive_precision.rs | #![warn(clippy::excessive_precision)]
#![allow(
dead_code,
overflowing_literals,
unused_variables,
clippy::print_literal,
clippy::useless_vec,
clippy::approx_constant
)]
macro_rules! make_pi {
($i:ident : $t:ty) => {
const $i: $t = 3.1415926535897932384626433832795028841971693993751... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/struct_fields.rs | src/tools/clippy/tests/ui/struct_fields.rs | //@aux-build:proc_macros.rs
#![warn(clippy::struct_field_names)]
#![allow(unused)]
#[macro_use]
extern crate proc_macros;
struct Data1 {
field_data1: u8,
//~^ ERROR: field name ends with the struct's name
another: u8,
foo: u8,
bar: u8,
}
struct Data2 {
another: u8,
foo: u8,
data2_fie... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/swap_with_temporary.rs | src/tools/clippy/tests/ui/swap_with_temporary.rs | #![warn(clippy::swap_with_temporary)]
use std::mem::swap;
fn func() -> String {
String::from("func")
}
fn func_returning_refmut(s: &mut String) -> &mut String {
s
}
fn main() {
let mut x = String::from("x");
let mut y = String::from("y");
let mut zz = String::from("zz");
let z = &mut zz;
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/format_push_string_no_std.rs | src/tools/clippy/tests/ui/format_push_string_no_std.rs | #![warn(clippy::format_push_string)]
#![no_std]
extern crate alloc;
use alloc::format;
use alloc::string::String;
fn foo(string: &mut String) {
use core::fmt::Write;
// TODO: recognize the already imported `fmt::Write`, and don't suggest importing it again
string.push_str(&format!("{:?}", 1234));
//... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/str_to_string.rs | src/tools/clippy/tests/ui/str_to_string.rs | #![warn(clippy::str_to_string)]
fn main() {
let hello = "hello world".to_string();
//~^ str_to_string
let msg = &hello[..];
msg.to_string();
//~^ str_to_string
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unwrap_expect_used.rs | src/tools/clippy/tests/ui/unwrap_expect_used.rs | #![warn(clippy::unwrap_used, clippy::expect_used)]
#![allow(clippy::unnecessary_literal_unwrap)]
#![feature(never_type)]
use std::convert::Infallible;
trait OptionExt {
type Item;
fn unwrap_err(self) -> Self::Item;
fn expect_err(self, msg: &str) -> Self::Item;
}
impl<T> OptionExt for Option<T> {
ty... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/manual_unwrap_or_default.rs | src/tools/clippy/tests/ui/manual_unwrap_or_default.rs | #![warn(clippy::manual_unwrap_or_default)]
#![allow(clippy::unnecessary_literal_unwrap)]
fn main() {
let x: Option<Vec<String>> = None;
match x {
//~^ manual_unwrap_or_default
Some(v) => v,
None => Vec::default(),
};
let x: Option<Vec<String>> = None;
match x {
//~^... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/starts_ends_with.rs | src/tools/clippy/tests/ui/starts_ends_with.rs | #![allow(clippy::needless_ifs, dead_code, unused_must_use, clippy::double_ended_iterator_last)]
fn main() {}
#[allow(clippy::unnecessary_operation)]
fn starts_with() {
"".chars().next() == Some(' ');
//~^ chars_next_cmp
Some(' ') != "".chars().next();
//~^ chars_next_cmp
// Ensure that suggestion... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/iter_filter_is_some.rs | src/tools/clippy/tests/ui/iter_filter_is_some.rs | #![warn(clippy::iter_filter_is_some)]
#![allow(
clippy::map_identity,
clippy::result_filter_map,
clippy::needless_borrow,
clippy::option_filter_map,
clippy::redundant_closure,
clippy::unnecessary_get_then_check
)]
use std::collections::HashMap;
fn main() {
{
let _ = vec![Some(1), N... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/multi_assignments.rs | src/tools/clippy/tests/ui/multi_assignments.rs | #![warn(clippy::multi_assignments)]
fn main() {
let (mut a, mut b, mut c, mut d) = ((), (), (), ());
a = b = c;
//~^ multi_assignments
a = b = c = d;
//~^ multi_assignments
//~| multi_assignments
a = b = { c };
//~^ multi_assignments
a = { b = c };
//~^ multi_assignments
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/format_collect.rs | src/tools/clippy/tests/ui/format_collect.rs | #![allow(unused, dead_code)]
#![warn(clippy::format_collect)]
fn hex_encode(bytes: &[u8]) -> String {
bytes.iter().map(|b| format!("{b:02X}")).collect()
//~^ format_collect
}
#[rustfmt::skip]
fn hex_encode_deep(bytes: &[u8]) -> String {
bytes.iter().map(|b| {{{{{ format!("{b:02X}") }}}}}).collect()
//... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/iter_nth.rs | src/tools/clippy/tests/ui/iter_nth.rs | //@aux-build:option_helpers.rs
#![warn(clippy::iter_nth)]
#![allow(clippy::useless_vec)]
#[macro_use]
extern crate option_helpers;
use option_helpers::IteratorFalsePositives;
use std::collections::VecDeque;
/// Struct to generate false positives for things with `.iter()`.
#[derive(Copy, Clone)]
struct HasIter;
imp... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unnecessary_box_returns.rs | src/tools/clippy/tests/ui/unnecessary_box_returns.rs | #![warn(clippy::unnecessary_box_returns)]
//@no-rustfix
trait Bar {
// lint
fn baz(&self) -> Box<usize>;
//~^ unnecessary_box_returns
}
pub struct Foo {}
impl Bar for Foo {
// don't lint: this is a problem with the trait, not the implementation
fn baz(&self) -> Box<usize> {
Box::new(42)
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/needless_collect_indirect.rs | src/tools/clippy/tests/ui/needless_collect_indirect.rs | #![allow(clippy::uninlined_format_args, clippy::useless_vec, clippy::needless_ifs)]
#![warn(clippy::needless_collect)]
//@no-rustfix
use std::collections::{BinaryHeap, HashMap, HashSet, LinkedList, VecDeque};
fn main() {
let sample = [1; 5];
let indirect_iter = sample.iter().collect::<Vec<_>>();
//~^ needl... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/cast_enum_constructor.rs | src/tools/clippy/tests/ui/cast_enum_constructor.rs | #![warn(clippy::cast_enum_constructor)]
#![allow(clippy::fn_to_numeric_cast, function_casts_as_integer)]
fn main() {
enum Foo {
Y(u32),
}
enum Bar {
X,
}
let _ = Foo::Y as usize;
//~^ cast_enum_constructor
let _ = Foo::Y as isize;
//~^ cast_enum_constructor
let _... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/wrong_self_convention.rs | src/tools/clippy/tests/ui/wrong_self_convention.rs | #![warn(clippy::wrong_self_convention)]
#![allow(dead_code)]
fn main() {}
#[derive(Clone, Copy)]
struct Foo;
impl Foo {
fn as_i32(self) {}
fn as_u32(&self) {}
fn into_i32(self) {}
fn is_i32(self) {}
fn is_u32(&self) {}
fn to_i32(self) {}
fn from_i32(self) {}
//~^ wrong_self_convention... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/box_default_no_std.rs | src/tools/clippy/tests/ui/box_default_no_std.rs | //@ check-pass
#![warn(clippy::box_default)]
#![no_std]
#![crate_type = "lib"]
pub struct NotBox<T> {
_value: T,
}
impl<T> NotBox<T> {
pub fn new(value: T) -> Self {
Self { _value: value }
}
}
impl<T: Default> Default for NotBox<T> {
fn default() -> Self {
Self::new(T::default())
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/bool_to_int_with_if.rs | src/tools/clippy/tests/ui/bool_to_int_with_if.rs | #![warn(clippy::bool_to_int_with_if)]
#![allow(unused, dead_code, clippy::unnecessary_operation, clippy::no_effect)]
fn main() {
let a = true;
let b = false;
let x = 1;
let y = 2;
// Should lint
// precedence
if a {
//~^ bool_to_int_with_if
1
} else {
0
};
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/read_zero_byte_vec.rs | src/tools/clippy/tests/ui/read_zero_byte_vec.rs | #![warn(clippy::read_zero_byte_vec)]
#![allow(
clippy::unused_io_amount,
clippy::needless_pass_by_ref_mut,
clippy::slow_vector_initialization
)]
use std::fs::File;
use std::io;
use std::io::prelude::*;
//@no-rustfix
//@require-annotations-for-level: WARN
extern crate futures;
use futures::io::{AsyncRead, As... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/iter_cloned_collect.rs | src/tools/clippy/tests/ui/iter_cloned_collect.rs | #![allow(unused)]
#![allow(clippy::useless_vec)]
use std::collections::{HashSet, VecDeque};
fn main() {
let v = [1, 2, 3, 4, 5];
let v2: Vec<isize> = v.iter().cloned().collect();
//~^ iter_cloned_collect
let v3: HashSet<isize> = v.iter().cloned().collect();
let v4: VecDeque<isize> = v.iter().clone... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/ok_expect.rs | src/tools/clippy/tests/ui/ok_expect.rs | #![allow(clippy::unnecessary_literal_unwrap)]
use std::io;
struct MyError(()); // doesn't implement Debug
#[derive(Debug)]
struct MyErrorWithParam<T> {
x: T,
}
fn main() {
let res: Result<i32, ()> = Ok(0);
let _ = res.unwrap();
res.ok().expect("disaster!");
//~^ ok_expect
res.ok()
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/semicolon_if_nothing_returned.rs | src/tools/clippy/tests/ui/semicolon_if_nothing_returned.rs | //@aux-build:proc_macro_attr.rs
#![warn(clippy::semicolon_if_nothing_returned)]
#![allow(
clippy::redundant_closure,
clippy::uninlined_format_args,
clippy::needless_late_init,
clippy::empty_docs
)]
#[macro_use]
extern crate proc_macro_attr;
fn get_unit() {}
// the functions below trigger the lint
fn... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/while_float.rs | src/tools/clippy/tests/ui/while_float.rs | #[deny(clippy::while_float)]
fn main() {
let mut x = 0.0_f32;
while x < 42.0_f32 {
//~^ while_float
x += 0.5;
}
while x < 42.0 {
//~^ while_float
x += 1.0;
}
let mut x = 0;
while x < 42 {
x += 1;
}
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/empty_loop_intrinsic.rs | src/tools/clippy/tests/ui/empty_loop_intrinsic.rs | //@check-pass
#![warn(clippy::empty_loop)]
#![feature(intrinsics)]
#![feature(rustc_attrs)]
// From issue #15200
#[rustc_intrinsic]
#[rustc_nounwind]
/// # Safety
pub const unsafe fn simd_insert<T, U>(x: T, idx: u32, val: U) -> T;
fn main() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/lossy_float_literal.rs | src/tools/clippy/tests/ui/lossy_float_literal.rs | #![warn(clippy::lossy_float_literal)]
#![allow(overflowing_literals, unused)]
#![feature(f128)]
#![feature(f16)]
fn main() {
// Lossy whole-number float literals
let _: f16 = 4_097.0;
let _: f16 = 4_097.;
let _: f16 = 4_097.000;
let _ = 4_097f16;
let _: f16 = -4_097.0;
let _: f32 = 16_777_... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/get_first.rs | src/tools/clippy/tests/ui/get_first.rs | #![warn(clippy::get_first)]
#![allow(clippy::useless_vec)]
use std::collections::{BTreeMap, HashMap, VecDeque};
struct Bar {
arr: [u32; 3],
}
impl Bar {
fn get(&self, pos: usize) -> Option<&u32> {
self.arr.get(pos)
}
}
fn main() {
let x = vec![2, 3, 5];
let _ = x.get(0);
//~^ get_firs... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/multiple_unsafe_ops_per_block.rs | src/tools/clippy/tests/ui/multiple_unsafe_ops_per_block.rs | //@needs-asm-support
//@aux-build:proc_macros.rs
#![expect(
dropping_copy_types,
clippy::unnecessary_operation,
clippy::unnecessary_literal_unwrap
)]
#![warn(clippy::multiple_unsafe_ops_per_block)]
extern crate proc_macros;
use proc_macros::external;
use core::arch::asm;
fn raw_ptr() -> *const () {
c... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/needless_pass_by_ref_mut_2021.rs | src/tools/clippy/tests/ui/needless_pass_by_ref_mut_2021.rs | //@edition: 2021
//@check-pass
#![warn(clippy::needless_pass_by_ref_mut)]
struct Data<T: ?Sized> {
value: T,
}
// Unsafe functions should not warn.
unsafe fn get_mut_unchecked<T>(ptr: &mut std::ptr::NonNull<Data<T>>) -> &mut T {
&mut (*ptr.as_ptr()).value
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/into_iter_without_iter.rs | src/tools/clippy/tests/ui/into_iter_without_iter.rs | //@no-rustfix: suggestions reference out of scope lifetimes/types
//@aux-build:proc_macros.rs
#![warn(clippy::into_iter_without_iter)]
extern crate proc_macros;
use std::iter::IntoIterator;
pub struct S1;
impl<'a> IntoIterator for &'a S1 {
//~^ into_iter_without_iter
type IntoIter = std::slice::Iter<'a, u8>;
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/serde.rs | src/tools/clippy/tests/ui/serde.rs | #![warn(clippy::serde_api_misuse)]
#![allow(dead_code, clippy::needless_lifetimes)]
extern crate serde;
struct A;
impl<'de> serde::de::Visitor<'de> for A {
type Value = ();
fn expecting(&self, _: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
unimplemented!()
}
fn visit_str<E>(self, _v... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/crate_in_macro_def.rs | src/tools/clippy/tests/ui/crate_in_macro_def.rs | #![warn(clippy::crate_in_macro_def)]
mod hygienic {
#[macro_export]
macro_rules! print_message_hygienic {
() => {
println!("{}", $crate::hygienic::MESSAGE);
};
}
pub const MESSAGE: &str = "Hello!";
}
mod unhygienic {
#[macro_export]
macro_rules! print_message_unhyg... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/erasing_op.rs | src/tools/clippy/tests/ui/erasing_op.rs | struct Length(u8);
struct Meter;
impl core::ops::Mul<Meter> for u8 {
type Output = Length;
fn mul(self, _: Meter) -> Length {
Length(self)
}
}
#[derive(Clone, Default, PartialEq, Eq, Hash)]
struct Vec1 {
x: i32,
}
impl core::ops::Mul<Vec1> for i32 {
type Output = Vec1;
fn mul(self, mu... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/methods_fixable.rs | src/tools/clippy/tests/ui/methods_fixable.rs | #![warn(clippy::filter_next)]
#![allow(clippy::useless_vec)]
/// Checks implementation of `FILTER_NEXT` lint.
fn main() {
let v = vec![3, 2, 1, 0, -1, -2, -3];
// Single-line case.
let _ = v.iter().filter(|&x| *x < 0).next();
//~^ filter_next
let _ = v.iter().filter(|&x| *x < 0).next_back();
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unseparated_prefix_literals.rs | src/tools/clippy/tests/ui/unseparated_prefix_literals.rs | //@aux-build:proc_macro_derive.rs
#![warn(clippy::unseparated_literal_suffix)]
#![allow(dead_code)]
#[macro_use]
extern crate proc_macro_derive;
// Test for proc-macro attribute
#[derive(ClippyMiniMacroTest)]
struct Foo;
macro_rules! lit_from_macro {
() => {
42usize
//~^ unseparated_literal_suff... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/self_named_constructors.rs | src/tools/clippy/tests/ui/self_named_constructors.rs | #![warn(clippy::self_named_constructors)]
struct ShouldSpawn;
struct ShouldNotSpawn;
impl ShouldSpawn {
pub fn should_spawn() -> ShouldSpawn {
//~^ self_named_constructors
ShouldSpawn
}
fn should_not_spawn() -> ShouldNotSpawn {
ShouldNotSpawn
}
}
impl ShouldNotSpawn {
pu... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/floating_point_rad.rs | src/tools/clippy/tests/ui/floating_point_rad.rs | #![warn(clippy::suboptimal_flops)]
/// Allow suboptimal_flops in constant context
pub const fn const_context() {
let x = 3f32;
let _ = x * 180f32 / std::f32::consts::PI;
}
pub fn issue9391(degrees: i64) {
let _ = degrees as f64 * std::f64::consts::PI / 180.0;
//~^ suboptimal_flops
let _ = degrees ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/impl_hash_with_borrow_str_and_bytes.rs | src/tools/clippy/tests/ui/impl_hash_with_borrow_str_and_bytes.rs | #![warn(clippy::impl_hash_borrow_with_str_and_bytes)]
use std::borrow::Borrow;
use std::hash::{Hash, Hasher};
struct ExampleType {
data: String,
}
impl Hash for ExampleType {
//~^ ERROR: can't
fn hash<H: Hasher>(&self, state: &mut H) {
self.data.hash(state);
}
}
impl Borrow<str> for ExampleT... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/redundant_closure_call_late.rs | src/tools/clippy/tests/ui/redundant_closure_call_late.rs | // non rustfixable, see redundant_closure_call_fixable.rs
#![warn(clippy::redundant_closure_call)]
#![allow(clippy::needless_late_init)]
fn main() {
let mut i = 1;
// don't lint here, the closure is used more than once
let closure = |i| i + 1;
i = closure(3);
i = closure(4);
// lint here
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/return_and_then.rs | src/tools/clippy/tests/ui/return_and_then.rs | #![warn(clippy::return_and_then)]
fn main() {
fn test_opt_block(opt: Option<i32>) -> Option<i32> {
opt.and_then(|n| {
//~^ return_and_then
let mut ret = n + 1;
ret += n;
if n > 1 { Some(ret) } else { None }
})
}
fn test_opt_func(opt: Option<i... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/redundant_async_block.rs | src/tools/clippy/tests/ui/redundant_async_block.rs | #![allow(unused, clippy::manual_async_fn)]
#![warn(clippy::redundant_async_block)]
use std::future::{Future, IntoFuture};
async fn func1(n: usize) -> usize {
n + 1
}
async fn func2() -> String {
let s = String::from("some string");
let f = async { (*s).to_owned() };
let x = async { f.await };
//~... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/ignore_without_reason.rs | src/tools/clippy/tests/ui/ignore_without_reason.rs | #![warn(clippy::ignore_without_reason)]
fn main() {}
#[test]
fn unignored_test() {}
#[test]
#[ignore = "Some good reason"]
fn ignored_with_reason() {}
#[test]
#[ignore] //~ ignore_without_reason
fn ignored_without_reason() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/non_send_fields_in_send_ty.rs | src/tools/clippy/tests/ui/non_send_fields_in_send_ty.rs | #![warn(clippy::non_send_fields_in_send_ty)]
#![feature(extern_types)]
use std::cell::UnsafeCell;
use std::ptr::NonNull;
use std::rc::Rc;
use std::sync::{Arc, Mutex, MutexGuard};
// disrustor / RUSTSEC-2020-0150
pub struct RingBuffer<T> {
data: Vec<UnsafeCell<T>>,
capacity: usize,
mask: usize,
}
unsafe i... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/rc_buffer_redefined_string.rs | src/tools/clippy/tests/ui/rc_buffer_redefined_string.rs | //@ check-pass
#![warn(clippy::rc_buffer)]
use std::rc::Rc;
struct String;
struct S {
// does not trigger lint
good1: Rc<String>,
}
fn main() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/vec_box_sized.rs | src/tools/clippy/tests/ui/vec_box_sized.rs | //@no-rustfix
#![allow(dead_code)]
#![feature(allocator_api)]
use std::alloc::{AllocError, Allocator, Layout};
use std::ptr::NonNull;
struct SizedStruct(i32);
struct UnsizedStruct([i32]);
struct BigStruct([i32; 10000]);
struct DummyAllocator;
unsafe impl Allocator for DummyAllocator {
fn allocate(&self, layout:... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/unnecessary_join.rs | src/tools/clippy/tests/ui/unnecessary_join.rs | #![warn(clippy::unnecessary_join)]
#![allow(clippy::uninlined_format_args, clippy::useless_vec)]
fn main() {
// should be linted
let vector = vec!["hello", "world"];
let output = vector
.iter()
.map(|item| item.to_uppercase())
.collect::<Vec<String>>()
//~^ unnecessary_join
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/ignored_unit_patterns.rs | src/tools/clippy/tests/ui/ignored_unit_patterns.rs | //@aux-build:proc_macro_derive.rs
#![warn(clippy::ignored_unit_patterns)]
#![allow(
clippy::let_unit_value,
clippy::redundant_pattern_matching,
clippy::single_match,
clippy::needless_borrow
)]
fn foo() -> Result<(), ()> {
unimplemented!()
}
fn main() {
match foo() {
Ok(_) => {}, //~ E... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/strlen_on_c_strings.rs | src/tools/clippy/tests/ui/strlen_on_c_strings.rs | #![warn(clippy::strlen_on_c_strings)]
#![allow(dead_code, clippy::manual_c_str_literals)]
#[allow(unused)]
use libc::strlen;
use std::ffi::{CStr, CString};
fn main() {
// CString
let cstring = CString::new("foo").expect("CString::new failed");
let _ = unsafe { libc::strlen(cstring.as_ptr()) };
//~^ st... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/as_ptr_cast_mut.rs | src/tools/clippy/tests/ui/as_ptr_cast_mut.rs | #![allow(unused)]
#![warn(clippy::as_ptr_cast_mut)]
#![allow(clippy::wrong_self_convention, clippy::unnecessary_cast)]
struct MutPtrWrapper(Vec<u8>);
impl MutPtrWrapper {
fn as_ptr(&mut self) -> *const u8 {
self.0.as_mut_ptr() as *const u8
}
}
struct Covariant<T>(*const T);
impl<T> Covariant<T> {
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/fn_to_numeric_cast_any.rs | src/tools/clippy/tests/ui/fn_to_numeric_cast_any.rs | #![warn(clippy::fn_to_numeric_cast_any)]
#![allow(clippy::fn_to_numeric_cast, clippy::fn_to_numeric_cast_with_truncation)]
#![allow(function_casts_as_integer)]
//@no-rustfix
fn foo() -> u8 {
0
}
fn generic_foo<T>(x: T) -> T {
x
}
trait Trait {
fn static_method() -> u32 {
2
}
}
struct Struct;
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/multiple_bound_locations.rs | src/tools/clippy/tests/ui/multiple_bound_locations.rs | #![warn(clippy::multiple_bound_locations)]
fn ty<F: std::fmt::Debug>(a: F)
//~^ multiple_bound_locations
where
F: Sized,
{
}
fn lifetime<'a, 'b: 'a, 'c>(a: &'b str, b: &'a str, c: &'c str)
//~^ multiple_bound_locations
where
'b: 'c,
{
}
fn ty_pred<F: Sized>()
//~^ multiple_bound_locations
where
for<'a> F... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/useless_attribute.rs | src/tools/clippy/tests/ui/useless_attribute.rs | //@aux-build:proc_macro_derive.rs
#![allow(unused, clippy::duplicated_attributes)]
#![warn(clippy::useless_attribute)]
#![warn(unreachable_pub)]
#![feature(rustc_private)]
#[allow(dead_code)]
//~^ useless_attribute
#[cfg_attr(clippy, allow(dead_code))]
//~^ useless_attribute
#[rustfmt::skip]
#[allow(unused_imports)]
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/double_must_use.rs | src/tools/clippy/tests/ui/double_must_use.rs | #![warn(clippy::double_must_use)]
#![allow(clippy::result_unit_err)]
#[must_use]
pub fn must_use_result() -> Result<(), ()> {
//~^ double_must_use
unimplemented!();
}
#[must_use]
pub fn must_use_tuple() -> (Result<(), ()>, u8) {
//~^ double_must_use
unimplemented!();
}
#[must_use]
pub fn must_use_a... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/overly_complex_bool_expr.rs | src/tools/clippy/tests/ui/overly_complex_bool_expr.rs | #![allow(unused, clippy::diverging_sub_expression)]
#![warn(clippy::overly_complex_bool_expr)]
fn main() {
let a: bool = unimplemented!();
let b: bool = unimplemented!();
let c: bool = unimplemented!();
let d: bool = unimplemented!();
let e: bool = unimplemented!();
let _ = a && b || a;
//~... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/range_contains.rs | src/tools/clippy/tests/ui/range_contains.rs | #![warn(clippy::manual_range_contains)]
#![allow(unused)]
#![allow(clippy::no_effect)]
#![allow(clippy::short_circuit_statement)]
#![allow(clippy::unnecessary_operation)]
#![allow(clippy::impossible_comparisons)]
#![allow(clippy::redundant_comparisons)]
fn main() {
let x = 9_i32;
// order shouldn't matter
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/if_same_then_else.rs | src/tools/clippy/tests/ui/if_same_then_else.rs | #![warn(clippy::if_same_then_else)]
#![allow(
clippy::disallowed_names,
clippy::eq_op,
clippy::never_loop,
clippy::no_effect,
clippy::unused_unit,
clippy::zero_divided_by_zero,
clippy::branches_sharing_code,
dead_code,
unreachable_code
)]
struct Foo {
bar: u8,
}
fn foo() -> boo... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/string_lit_as_bytes.rs | src/tools/clippy/tests/ui/string_lit_as_bytes.rs | //@aux-build:macro_rules.rs
#![allow(clippy::needless_raw_string_hashes, dead_code, unused_variables)]
#![warn(clippy::string_lit_as_bytes)]
#[macro_use]
extern crate macro_rules;
macro_rules! b {
($b:literal) => {
const B: &[u8] = $b.as_bytes();
//~^ string_lit_as_bytes
};
}
fn str_lit_as_b... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/open_options_fixable.rs | src/tools/clippy/tests/ui/open_options_fixable.rs | use std::fs::OpenOptions;
#[allow(unused_must_use)]
#[warn(clippy::suspicious_open_options)]
fn main() {
OpenOptions::new().create(true).open("foo.txt");
//~^ suspicious_open_options
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/from_raw_with_void_ptr.rs | src/tools/clippy/tests/ui/from_raw_with_void_ptr.rs | #![warn(clippy::from_raw_with_void_ptr)]
#![allow(clippy::unnecessary_cast)]
use std::ffi::c_void;
use std::rc::Rc;
use std::sync::Arc;
fn main() {
// must lint
let ptr = Box::into_raw(Box::new(42usize)) as *mut c_void;
let _ = unsafe { Box::from_raw(ptr) };
//~^ from_raw_with_void_ptr
// shouldn... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/new_ret_no_self_overflow.rs | src/tools/clippy/tests/ui/new_ret_no_self_overflow.rs | #![feature(type_alias_impl_trait)]
#![warn(clippy::new_ret_no_self)]
mod issue10041 {
struct Bomb;
impl Bomb {
// Hidden <Rhs = Self> default generic parameter.
pub fn new() -> impl PartialOrd {
0i32
}
}
// TAIT with self-referencing bounds
type X = impl std::o... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/clippy/tests/ui/upper_case_acronyms.rs | src/tools/clippy/tests/ui/upper_case_acronyms.rs | #![warn(clippy::upper_case_acronyms)]
struct HTTPResponse; // not linted by default, but with cfg option
struct CString; // not linted
enum Flags {
NS, // not linted
CWR,
//~^ upper_case_acronyms
ECE,
//~^ upper_case_acronyms
URG,
//~^ upper_case_acronyms
ACK,
//~^ upper_case_acro... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
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