gcc/testsuite/gcc.target/sparc/20111102-1.c

   1 /* PR target/50945 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O -msoft-float" } */
   4
   5 double
   6 __powidf2 (double x, int m)
   7 {
   8   unsigned int n = m < 0 ? -m : m;
   9   double y = n % 2 ? x : 1;
  10   while (n >>= 1)
  11     {
  12       x = x * x;
  13       if (n % 2)
  14         y = y * x;
  15     }
  16   return m < 0 ? 1/y : y;
  17 }