gcc/testsuite/gcc.dg/tree-ssa/leaf.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3 static int local_static;
   4 void __attribute__ ((leaf)) leaf_call (void);
   5
   6 int
   7 clobber_it (void)
   8 {
   9   return local_static++;
  10 }
  11 int
  12 test (void)
  13 {
  14   local_static = 9;
  15   leaf_call ();
  16   return local_static;
  17 }
  18 /* { dg-final { scan-tree-dump-times "return 9" 1 "optimized"} } */
  19
  20 /* { dg-final { cleanup-tree-dump "optimized" } } */