gcc/testsuite/gcc.c-torture/execute/usmul.c

   1 /* { dg-require-effective-target int32plus } */
   2 int __attribute__ ((noinline)) foo (short x, unsigned short y)
   3 {
   4   return x * y;
   5 }
   6
   7 int __attribute__ ((noinline)) bar (unsigned short x, short y)
   8 {
   9   return x * y;
  10 }
  11
  12 int main ()
  13 {
  14   if (foo (-2, 0xffff) != -131070)
  15     abort ();
  16   if (foo (2, 0xffff) != 131070)
  17     abort ();
  18   if (foo (-32768, 0x8000) != -1073741824)
  19     abort ();
  20   if (foo (32767, 0x8000) != 1073709056)
  21     abort ();
  22
  23   if (bar (0xffff, -2) != -131070)
  24     abort ();
  25   if (bar (0xffff, 2) != 131070)
  26     abort ();
  27   if (bar (0x8000, -32768) != -1073741824)
  28     abort ();
  29   if (bar (0x8000, 32767) != 1073709056)
  30     abort ();
  31
  32   exit (0);
  33 }
  34