1 // REQUIRES: ubsan-standalone
2 // REQUIRES: arch=x86_64
3 // REQUIRES: librt_has_multf3
4 // RUN: %clangxx -fsanitize=bool -static  %s -o %t && UBSAN_OPTIONS=handle_segv=0:handle_sigbus=0:handle_sigfpe=0 %run %t 2>&1 | FileCheck %s
5 #include <signal.h>
6 #include <stdio.h>
7 
main()8 int main() {
9   struct sigaction old_action;
10   sigaction(SIGINT, nullptr, &old_action);
11   // CHECK: Warning: REAL(sigaction_symname) == nullptr.
12   printf("PASS\n");
13   // CHECK: PASS
14 }
15