Test for r93409.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93410 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-01-14 02:24:50 +00:00
parent b2eb48180a
commit e8f422b9f3

View File

@ -0,0 +1,11 @@
// RUN: %llvmgcc %s -S -emit-llvm -o - | FileCheck %s
// XFAIL: sparc,powerpc
// rdar://7536390
unsigned t(unsigned *ptr, unsigned val) {
// CHECK: @t
// CHECK: call void @llvm.memory.barrier
// CHECK-NEXT: call i32 @llvm.atomic.swap.i32
// CHECK-NEXT: call void @llvm.memory.barrier
return __sync_lock_test_and_set(ptr, val);
}