1// RUN: %clang_cc1 -triple x86_64-apple-darwin %s -emit-llvm -o - | FileCheck %s
2
3int* foo(int** a, int* b, int* c) {
4return __sync_val_compare_and_swap (a, b, c);
5}
6// CHECK-LABEL: define i32* @foo
7// CHECK: cmpxchg
8
9int foo2(int** a, int* b, int* c) {
10return __sync_bool_compare_and_swap (a, b, c);
11}
12// CHECK-LABEL: define i32 @foo2
13// CHECK: cmpxchg
14
15int* foo3(int** a, int b) {
16  return __sync_fetch_and_add (a, b);
17}
18// CHECK-LABEL: define i32* @foo3
19// CHECK: atomicrmw add
20
21
22int* foo4(int** a, int b) {
23  return __sync_fetch_and_sub (a, b);
24}
25// CHECK-LABEL: define i32* @foo4
26// CHECK: atomicrmw sub
27
28
29int* foo5(int** a, int* b) {
30  return __sync_lock_test_and_set (a, b);
31}
32// CHECK-LABEL: define i32* @foo5
33// CHECK: atomicrmw xchg
34
35
36int* foo6(int** a, int*** b) {
37  return __sync_lock_test_and_set (a, b);
38}
39// CHECK-LABEL: define i32* @foo6
40// CHECK: atomicrmw xchg
41