mirror of https://github.com/rust-lang/rust.git
20 lines
428 B
Rust
20 lines
428 B
Rust
// Ensure the asm for array comparisons is properly optimized.
|
|
|
|
//@ compile-flags: -C opt-level=2
|
|
|
|
#![crate_type = "lib"]
|
|
|
|
// CHECK-LABEL: @compare
|
|
// CHECK: start:
|
|
// CHECK-NEXT: ret i1 true
|
|
#[no_mangle]
|
|
pub fn compare() -> bool {
|
|
let bytes = 12.5f32.to_ne_bytes();
|
|
bytes
|
|
== if cfg!(target_endian = "big") {
|
|
[0x41, 0x48, 0x00, 0x00]
|
|
} else {
|
|
[0x00, 0x00, 0x48, 0x41]
|
|
}
|
|
}
|