mirror of https://github.com/rust-lang/rust
78 lines
1.5 KiB
Rust
78 lines
1.5 KiB
Rust
// Checks that only functions with compatible attributes are inlined.
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//@ only-x86_64
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//@ compile-flags: -Cpanic=abort
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#![crate_type = "lib"]
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#![feature(no_sanitize)]
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#![feature(target_feature_11)]
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#![feature(c_variadic)]
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#[inline]
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#[target_feature(enable = "sse2")]
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unsafe fn sse2() {}
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#[inline]
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fn nop() {}
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// CHECK-LABEL: fn f0()
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// CHECK: bb0: {
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// CHECK-NEXT: return;
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#[target_feature(enable = "sse2")]
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pub unsafe fn f0() {
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sse2();
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}
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// CHECK-LABEL: fn f1()
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// CHECK: bb0: {
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// CHECK-NEXT: sse2()
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pub unsafe fn f1() {
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sse2();
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}
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// CHECK-LABEL: fn f2()
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// CHECK: bb0: {
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// CHECK-NEXT: nop()
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#[target_feature(enable = "avx")]
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pub unsafe fn f2() {
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nop();
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}
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#[inline]
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#[no_sanitize(address)]
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pub unsafe fn no_sanitize() {}
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// CHECK-LABEL: fn inlined_no_sanitize()
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// CHECK: bb0: {
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// CHECK-NEXT: return;
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#[no_sanitize(address)]
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pub unsafe fn inlined_no_sanitize() {
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no_sanitize();
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}
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// CHECK-LABEL: fn not_inlined_no_sanitize()
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// CHECK: bb0: {
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// CHECK-NEXT: no_sanitize()
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pub unsafe fn not_inlined_no_sanitize() {
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no_sanitize();
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}
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// CHECK-LABEL: fn not_inlined_c_variadic()
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// CHECK: bb0: {
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// CHECK-NEXT: StorageLive(_1)
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// CHECK-NEXT: _1 = sum
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pub unsafe fn not_inlined_c_variadic() {
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let _ = sum(4u32, 4u32, 30u32, 200u32, 1000u32);
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}
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#[inline(always)]
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#[no_mangle]
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unsafe extern "C" fn sum(n: u32, mut vs: ...) -> u32 {
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let mut s = 0;
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let mut i = 0;
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while i != n {
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s += vs.arg::<u32>();
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i += 1;
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}
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s
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}
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