mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-29 18:23:49 +00:00
16 lines
305 B
Rust
16 lines
305 B
Rust
// compile-flags: -O
|
|
#![crate_type = "lib"]
|
|
|
|
// Test that LLVM can eliminate the impossible `i == 0` check.
|
|
|
|
// CHECK-LABEL: @issue_75546
|
|
#[no_mangle]
|
|
pub fn issue_75546() {
|
|
let mut i = 1u32;
|
|
while i < u32::MAX {
|
|
// CHECK-NOT: panic
|
|
if i == 0 { panic!(); }
|
|
i += 1;
|
|
}
|
|
}
|