gcc/testsuite/gcc.dg/20050111-1.c

   1 /* PR middle-end/19084, rtl-optimization/19348 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4 /* { dg-options "-O2 -march=i686" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   5
   6 unsigned int
   7 foo (unsigned long long x)
   8 {
   9   unsigned int u;
  10
  11   if (x == 0)
  12     return 0;
  13   u = (unsigned int) (x >> 32);
  14   return u;
  15 }
  16
  17 unsigned long long
  18 bar (unsigned short x)
  19 {
  20   return (unsigned long long) x << 32;
  21 }