llvm-project/compiler-rt/test/msan/Linux/sigandorset.cpp

29 lines
847 B
C++

// RUN: %clangxx_msan -std=c++11 -O0 -g %s -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_msan -DLEFT_OK -std=c++11 -O0 -g %s -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_msan -DRIGHT_OK -std=c++11 -O0 -g %s -o %t && not %run %t 2<&1 | FileCheck %s
// RUN: %clangxx_msan -DLEFT_OK -DRIGHT_OK -std=c++11 -O0 -g %s -o %t && %run %t
// REQUIRES: !android
#include <assert.h>
#include <sanitizer/msan_interface.h>
#include <signal.h>
#include <sys/time.h>
#include <unistd.h>
int main(void) {
sigset_t s, t, u;
#ifdef LEFT_OK
sigemptyset(&t);
#endif
#ifdef RIGHT_OK
sigemptyset(&u);
#endif
// CHECK: MemorySanitizer: use-of-uninitialized-value
// CHECK-NEXT: in main {{.*}}sigandorset.cpp:[[@LINE+1]]
sigandset(&s, &t, &u);
sigorset(&s, &t, &u);
__msan_check_mem_is_initialized(&s, sizeof s);
return 0;
}