compiler-rt/test/msan/strxfrm.cpp

   1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
   2
   3 #include <assert.h>
   4 #include <locale.h>
   5 #include <sanitizer/msan_interface.h>
   6 #include <stdlib.h>
   7 #include <string.h>
   8
   9 int main(void) {
  10   char q[10];
  11   size_t n = strxfrm(q, "abcdef", sizeof(q));
  12   assert(n < sizeof(q));
  13   __msan_check_mem_is_initialized(q, n + 1);
  14
  15   locale_t loc = newlocale(LC_ALL_MASK, "C", (locale_t)0);
  16
  17   __msan_poison(&q, sizeof(q));
  18   n = strxfrm_l(q, "qwerty", sizeof(q), loc);
  19   assert(n < sizeof(q));
  20   __msan_check_mem_is_initialized(q, n + 1);
  21   return 0;
  22 }