1// RUN: %clangxx_tsan %s -o %t -framework Foundation -std=c++11 2// RUN: %run %t 2>&1 | FileCheck %s 3 4#import <Foundation/Foundation.h> 5#import <libkern/OSAtomic.h> 6 7int main(int argc, const char *argv[]) { 8 int value = 1; 9 bool ret = OSAtomicTestAndClear(7, &value); 10 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 11 // CHECK: value = 0, ret = 1 12 13 ret = OSAtomicTestAndSet(4, &value); 14 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 15 // CHECK: value = 8, ret = 0 16 17 ret = OSAtomicTestAndClear(4, &value); 18 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 19 // CHECK: value = 0, ret = 1 20 21 ret = OSAtomicTestAndSet(12, &value); 22 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 23 // CHECK: value = 2048, ret = 0 24 25 ret = OSAtomicTestAndSet(13, &value); 26 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 27 // CHECK: value = 3072, ret = 0 28 29 ret = OSAtomicTestAndClear(12, &value); 30 fprintf(stderr, "value = %d, ret = %d\n", value, ret); 31 // CHECK: value = 1024, ret = 1 32 33 return 0; 34} 35