rust/tests/ui/asm/named_const_simd_vec_len.rs

23 lines
403 B
Rust

//! This is a regression test to ensure that we evaluate
//! SIMD vector length constants instead of assuming they are literals.
//@ only-x86_64
//@ check-pass
#![feature(repr_simd)]
const C: usize = 16;
#[repr(simd)]
#[derive(Copy, Clone)]
pub struct Foo([u8; C]);
pub unsafe fn foo(a: Foo) {
std::arch::asm!(
"movaps {src}, {src}",
src = in(xmm_reg) a,
);
}
fn main() {}