test/msan/strerror_r-non-gnu.c

   1 // RUN: %clang_msan -std=c99 -O0 -g %s -o %t && %run %t
   2
   3 // strerror_r under a weird set of circumstances can be redirected to
   4 // __xpg_strerror_r. Test that MSan handles this correctly.
   5
   6 #define _POSIX_C_SOURCE 200112
   7 #include <assert.h>
   8 #include <stdio.h>
   9 #include <string.h>
  10 #include <errno.h>
  11
  12 int main() {
  13   char buf[1000];
  14   int res = strerror_r(EINVAL, buf, sizeof(buf));
  15   assert(!res);
  16   volatile int z = strlen(buf);
  17   return 0;
  18 }