gcc/testsuite/gcc.dg/ipa/pr92529.c

   1 /* PR ipa/92529 */
   2 /* { dg-options "-O2 -fdump-ipa-icf-optimized"  } */
   3
   4 int
   5 foo(volatile int a)
   6 {
   7   return (char)a;
   8 }
   9
  10 int
  11 bar(volatile int a)
  12 {
  13   return (short)a;
  14 }
  15
  16 #pragma GCC optimize ("-O0")
  17
  18 int main(int argc, char **argv)
  19 {
  20   int r = bar(1000);
  21   __builtin_printf ("global: %d\n", r);
  22   if (r != 1000)
  23     __builtin_abort ();
  24
  25   return 0;
  26 }
  27
  28 /* { dg-final { scan-ipa-dump "Equal symbols: 0" "icf"  } } */