1 | // RUN: %clangxx_msan -std=c++11 -O0 -g %s -o %t && not %run %t 2>&1 | FileCheck %s |
2 | // RUN: %clangxx_msan -DLEFT_OK -std=c++11 -O0 -g %s -o %t && not %run %t 2>&1 | FileCheck %s |
3 | // RUN: %clangxx_msan -DRIGHT_OK -std=c++11 -O0 -g %s -o %t && not %run %t 2<&1 | FileCheck %s |
4 | // RUN: %clangxx_msan -DLEFT_OK -DRIGHT_OK -std=c++11 -O0 -g %s -o %t && %run %t |
5 | // REQUIRES: !android |
6 | |
7 | #include <assert.h> |
8 | #include <sanitizer/msan_interface.h> |
9 | #include <signal.h> |
10 | #include <sys/time.h> |
11 | #include <unistd.h> |
12 | |
13 | int main(void) { |
14 | sigset_t s, t, u; |
15 | #ifdef LEFT_OK |
16 | sigemptyset(&t); |
17 | #endif |
18 | #ifdef RIGHT_OK |
19 | sigemptyset(&u); |
20 | #endif |
21 | |
22 | // CHECK: MemorySanitizer: use-of-uninitialized-value |
23 | // CHECK-NEXT: in main {{.*}}sigandorset.cpp:[[@LINE+1]] |
24 | sigandset(set: &s, left: &t, right: &u); |
25 | sigorset(set: &s, left: &t, right: &u); |
26 | __msan_check_mem_is_initialized(x: &s, size: sizeof s); |
27 | return 0; |
28 | } |
29 | |