32 lines
619 B
Rust
32 lines
619 B
Rust
// compile-flags: -C no-prepopulate-passes
|
|
|
|
// only-loongarch64
|
|
|
|
#![feature(link_llvm_intrinsics)]
|
|
#![crate_type = "lib"]
|
|
|
|
struct A;
|
|
|
|
impl Drop for A {
|
|
fn drop(&mut self) {
|
|
println!("A");
|
|
}
|
|
}
|
|
|
|
extern "C" {
|
|
#[link_name = "llvm.sqrt.f32"]
|
|
fn sqrt(x: f32) -> f32;
|
|
}
|
|
|
|
pub fn do_call() {
|
|
let _a = A;
|
|
|
|
unsafe {
|
|
// Ensure that we `call` LLVM intrinsics instead of trying to `invoke` them
|
|
// CHECK: store float 4.000000e+00, ptr %{{.}}, align 4
|
|
// CHECK: load float, ptr %{{.}}, align 4
|
|
// CHECK: call float @llvm.sqrt.f32(float %{{.}}
|
|
sqrt(4.0);
|
|
}
|
|
}
|