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 | |