gcc/testsuite/gcc.c-torture/execute/ieee/builtin-nan-1.c

   1 /* PR middle-end/19983 */
   2
   3 typedef __SIZE_TYPE__ size_t;
   4
   5 extern void abort(void);
   6 extern int memcmp(const void *, const void *, size_t);
   7
   8 double n1 = __builtin_nan("0x1");
   9 double n2 = __builtin_nan("0X1");
  10
  11 int main()
  12 {
  13   if (memcmp (&n1, &n2, sizeof(double)))
  14     abort();
  15   return 0;
  16 }
  17