compiler-rt/test/sanitizer_common/TestCases/wcrtomb.c

   1 // RUN: %clang %s -o %t && %run %t 2>&1
   2
   3 #include <assert.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6 #include <wchar.h>
   7
   8 int main(int argc, char **argv) {
   9   mbstate_t state;
  10   memset(&state, 0, sizeof(state));
  11
  12   char buff[10];
  13   size_t res = wcrtomb(buff, L'a', &state);
  14   assert(res == 1);
  15   assert(buff[0] == 'a');
  16
  17   res = wcrtomb(buff, L'\0', &state);
  18   assert(res == 1);
  19   assert(buff[0] == '\0');
  20
  21   res = wcrtomb(NULL, L'\0', &state);
  22   assert(res == 1);
  23
  24   res = wcrtomb(buff, L'a', NULL);
  25   assert(res == 1);
  26   assert(buff[0] == 'a');
  27
  28   res = wcrtomb(buff, L'\0', NULL);
  29   assert(res == 1);
  30   assert(buff[0] == '\0');
  31
  32   res = wcrtomb(NULL, L'\0', NULL);
  33   assert(res == 1);
  34
  35   return 0;
  36 }