mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
35 lines
729 B
Rust
35 lines
729 B
Rust
// compile-flags: -C no-prepopulate-passes -Z mir-opt-level=0
|
|
//
|
|
|
|
#![crate_type = "lib"]
|
|
|
|
#[repr(align(64))]
|
|
pub enum Align64 {
|
|
A(u32),
|
|
B(u32),
|
|
}
|
|
// CHECK: %Align64 = type { i32, [15 x i32] }
|
|
|
|
pub struct Nested64 {
|
|
a: u8,
|
|
b: Align64,
|
|
c: u16,
|
|
}
|
|
|
|
// CHECK-LABEL: @align64
|
|
#[no_mangle]
|
|
pub fn align64(a: u32) -> Align64 {
|
|
// CHECK: %a64 = alloca %Align64, align 64
|
|
// CHECK: call void @llvm.memcpy.{{.*}}(ptr align 64 %{{.*}}, ptr align 64 %{{.*}}, i{{[0-9]+}} 64, i1 false)
|
|
let a64 = Align64::A(a);
|
|
a64
|
|
}
|
|
|
|
// CHECK-LABEL: @nested64
|
|
#[no_mangle]
|
|
pub fn nested64(a: u8, b: u32, c: u16) -> Nested64 {
|
|
// CHECK: %n64 = alloca %Nested64, align 64
|
|
let n64 = Nested64 { a, b: Align64::B(b), c };
|
|
n64
|
|
}
|