1// RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
2// RUN: %clangxx_msan -O0 -g -DUNINIT %s -o %t && not %run %t 2>&1 | FileCheck %s
3
4#include <assert.h>
5#include <time.h>
6
7#include <sanitizer/msan_interface.h>
8
9int main(void) {
10  struct tm tm;
11  tm.tm_year = 2014;
12  tm.tm_mon = 3;
13  tm.tm_mday = 28;
14#ifndef UNINIT
15  tm.tm_hour = 13;
16#endif
17  tm.tm_min = 4;
18  tm.tm_sec = 42;
19  tm.tm_isdst = -1;
20  time_t t = mktime(&tm);
21  // CHECK: MemorySanitizer: use-of-uninitialized-value
22  // CHECK: in main{{.*}}mktime.cc:[[@LINE-2]]
23  assert(t != -1);
24  assert(__msan_test_shadow(&tm, sizeof(tm)) == -1);
25  return 0;
26}
27