compiler-rt/test/msan/sigaltstack.cpp

   1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
   2 //
   3 #include <signal.h>
   4 #include <assert.h>
   5
   6 #include <sanitizer/msan_interface.h>
   7
   8 int main(void) {
   9   stack_t old_ss;
  10
  11   assert(sigaltstack(nullptr, &old_ss) == 0);
  12   __msan_check_mem_is_initialized(&old_ss, sizeof(stack_t));
  13
  14   return 0;
  15 }