1*673dc3d4SNico Weber // Test the handle_sigill option.
2*673dc3d4SNico Weber //
3*673dc3d4SNico Weber // RUN: %clangxx_asan %s -o %t && %env_asan_opts=handle_sigill=0 not --crash %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
4*673dc3d4SNico Weber // RUN: %clangxx_asan %s -o %t && %env_asan_opts=handle_sigill=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
5*673dc3d4SNico Weber // REQUIRES: x86-target-arch
6*673dc3d4SNico Weber 
7*673dc3d4SNico Weber #ifdef _WIN32
8*673dc3d4SNico Weber #include <windows.h>
9*673dc3d4SNico Weber #endif
10*673dc3d4SNico Weber 
main(int argc,char ** argv)11*673dc3d4SNico Weber int main(int argc, char **argv) {
12*673dc3d4SNico Weber #ifdef _WIN32
13*673dc3d4SNico Weber   // Sometimes on Windows this test generates a WER fault dialog. Suppress that.
14*673dc3d4SNico Weber   UINT new_flags = SEM_FAILCRITICALERRORS |
15*673dc3d4SNico Weber                    SEM_NOGPFAULTERRORBOX |
16*673dc3d4SNico Weber                    SEM_NOOPENFILEERRORBOX;
17*673dc3d4SNico Weber   // Preserve existing error mode, as discussed at
18*673dc3d4SNico Weber   // http://blogs.msdn.com/oldnewthing/archive/2004/07/27/198410.aspx
19*673dc3d4SNico Weber   UINT existing_flags = SetErrorMode(new_flags);
20*673dc3d4SNico Weber   SetErrorMode(existing_flags | new_flags);
21*673dc3d4SNico Weber #endif
22*673dc3d4SNico Weber 
23*673dc3d4SNico Weber   if (argc)
24*673dc3d4SNico Weber     __builtin_trap();
25*673dc3d4SNico Weber   // Unreachable code to avoid confusing the Windows unwinder.
26*673dc3d4SNico Weber #ifdef _WIN32
27*673dc3d4SNico Weber   SetErrorMode(0);
28*673dc3d4SNico Weber #endif
29*673dc3d4SNico Weber }
30*673dc3d4SNico Weber // CHECK0-NOT: ERROR: AddressSanitizer
31*673dc3d4SNico Weber // CHECK1: ERROR: AddressSanitizer: {{ILL|illegal-instruction}} on unknown address {{0x0*}}
32