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-rw-r--r--test/CodeGen/atomic.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/test/CodeGen/atomic.c b/test/CodeGen/atomic.c
index aa5aa15..d0a7e04 100644
--- a/test/CodeGen/atomic.c
+++ b/test/CodeGen/atomic.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-apple-darwin9 > %t1
-// RUN: grep @llvm.memory.barrier %t1 | count 38
+// RUN: grep @llvm.memory.barrier %t1 | count 42
// RUN: grep @llvm.atomic.load.add.i32 %t1 | count 3
// RUN: grep @llvm.atomic.load.sub.i8 %t1 | count 2
// RUN: grep @llvm.atomic.load.min.i32 %t1
@@ -7,7 +7,7 @@
// RUN: grep @llvm.atomic.load.umin.i32 %t1
// RUN: grep @llvm.atomic.load.umax.i32 %t1
// RUN: grep @llvm.atomic.swap.i32 %t1
-// RUN: grep @llvm.atomic.cmp.swap.i32 %t1 | count 4
+// RUN: grep @llvm.atomic.cmp.swap.i32 %t1 | count 5
// RUN: grep @llvm.atomic.load.and.i32 %t1
// RUN: grep @llvm.atomic.load.or.i8 %t1
// RUN: grep @llvm.atomic.load.xor.i8 %t1
@@ -19,6 +19,7 @@ int atomic(void)
int old;
int val = 1;
char valc = 1;
+ _Bool valb = 0;
unsigned int uval = 1;
int cmp = 0;
@@ -43,10 +44,18 @@ int atomic(void)
__sync_val_compare_and_swap((void **)0, (void *)0, (void *)0);
-
+ if ( __sync_val_compare_and_swap(&valb, 0, 1)) {
+ old = 42;
+ }
+ __sync_bool_compare_and_swap((void **)0, (void *)0, (void *)0);
__sync_lock_release(&val);
__sync_synchronize ();
return old;
}
+
+void release_return(int *lock) {
+ // Ensure this is actually returning void all the way through.
+ return __sync_lock_release(lock);
+}
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