| 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 | |
| 9 | int 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(tp: &tm); |
| 21 | // CHECK: MemorySanitizer: use-of-uninitialized-value |
| 22 | // CHECK: in main{{.*}}mktime.cpp:[[@LINE-2]] |
| 23 | assert(t != -1); |
| 24 | assert(__msan_test_shadow(&tm, sizeof(tm)) == -1); |
| 25 | return 0; |
| 26 | } |
| 27 | |