diff options
Diffstat (limited to 'tests/assembly/closure-inherit-target-feature.rs')
| -rw-r--r-- | tests/assembly/closure-inherit-target-feature.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/tests/assembly/closure-inherit-target-feature.rs b/tests/assembly/closure-inherit-target-feature.rs index 4692653d91f..069204bbd34 100644 --- a/tests/assembly/closure-inherit-target-feature.rs +++ b/tests/assembly/closure-inherit-target-feature.rs @@ -4,13 +4,13 @@ // make sure the feature is not enabled at compile-time //@ compile-flags: -C opt-level=3 -C target-feature=-sse4.1 -C llvm-args=-x86-asm-syntax=intel -#![feature(target_feature_11)] #![crate_type = "rlib"] use std::arch::x86_64::{__m128, _mm_blend_ps}; +// Use an explicit return pointer to prevent tail call optimization. #[no_mangle] -pub unsafe fn sse41_blend_nofeature(x: __m128, y: __m128) -> __m128 { +pub unsafe fn sse41_blend_nofeature(x: __m128, y: __m128, ret: *mut __m128) { let f = { // check that _mm_blend_ps is not being inlined into the closure // CHECK-LABEL: {{sse41_blend_nofeature.*closure.*:}} @@ -19,9 +19,9 @@ pub unsafe fn sse41_blend_nofeature(x: __m128, y: __m128) -> __m128 { // CHECK-NOT: blendps // CHECK: ret #[inline(never)] - |x, y| _mm_blend_ps(x, y, 0b0101) + |x, y, ret: *mut __m128| unsafe { *ret = _mm_blend_ps(x, y, 0b0101) } }; - f(x, y) + f(x, y, ret); } #[no_mangle] |