mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 22:41:50 +00:00
29 lines
611 B
Rust
29 lines
611 B
Rust
// Tests inlining of `may_unwind` inline assembly.
|
|
//
|
|
// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
|
|
// needs-asm-support
|
|
// needs-unwind
|
|
// compile-flags: -Zinline-mir-hint-threshold=1000
|
|
#![feature(asm_unwind)]
|
|
|
|
struct D;
|
|
|
|
impl Drop for D {
|
|
fn drop(&mut self) {}
|
|
}
|
|
|
|
#[inline]
|
|
fn foo() {
|
|
let _d = D;
|
|
unsafe { std::arch::asm!("", options(may_unwind)) };
|
|
}
|
|
|
|
// EMIT_MIR asm_unwind.main.Inline.diff
|
|
pub fn main() {
|
|
// CHECK-LABEL: fn main(
|
|
// CHECK: (inlined foo)
|
|
// CHECK: asm!("", options(MAY_UNWIND)) -> [return: {{bb.*}}, unwind: [[unwind:bb.*]]];
|
|
// CHECK: [[unwind]] (cleanup)
|
|
foo();
|
|
}
|