gcc/testsuite/gcc.dg/fuse-caller-save.c

   1 /* { dg-do run } */
   2 /* { dg-options "-fuse-caller-save" } */
   3 /* Testing -fuse-caller-save optimization option.  */
   4
   5 static int __attribute__((noinline))
   6 bar (int x)
   7 {
   8   return x + 3;
   9 }
  10
  11 int __attribute__((noinline))
  12 foo (int y)
  13 {
  14   return y + bar (y);
  15 }
  16
  17 int
  18 main (void)
  19 {
  20   return !(foo (5) == 13);
  21 }