gcc/testsuite/gcc.dg/ipa/ipa-icf-15.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-ipa-icf"  } */
   3
   4 #include <stdio.h>
   5
   6 __attribute__ ((noinline))
   7 int bar(int a)
   8 {
   9   void *l = &&error;
  10
  11   if(a == 4)
  12     goto *l;
  13
  14   return 150;
  15
  16 error:
  17   return a;
  18 failure:
  19   return a + 2;
  20 }
  21
  22 __attribute__ ((noinline))
  23 int foo(int a)
  24 {
  25   void *l = &&error;
  26
  27   if(a == 4)
  28     goto *l;
  29
  30   return 150;
  31
  32 error:
  33   return a;
  34 failure:
  35   return a + 2;
  36 }
  37
  38 int main(int argc, char **argv)
  39 {
  40   printf("value: %d\n", foo(argc));
  41
  42   return 0;
  43 }
  44
  45 /* { dg-final { scan-ipa-dump "Equal symbols: 0" "icf"  } } */