gcc/testsuite/gcc.c-torture/execute/pr54471.c

   1 /* PR tree-optimization/54471 */
   2
   3 #ifdef __SIZEOF_INT128__
   4 #define T __int128
   5 #else
   6 #define T long long
   7 #endif
   8
   9 extern void abort (void);
  10
  11 __attribute__ ((noinline))
  12 unsigned T
  13 foo (T ixi, unsigned ctr)
  14 {
  15   unsigned T irslt = 1;
  16   T ix = ixi;
  17
  18   for (; ctr; ctr--)
  19     {
  20       irslt *= ix;
  21       ix *= ix;
  22     }
  23
  24   if (irslt != 14348907)
  25     abort ();
  26   return irslt;
  27 }
  28
  29 int
  30 main ()
  31 {
  32   unsigned T res;
  33
  34   res = foo (3, 4);
  35   return 0;
  36 }