gcc/testsuite/gcc.dg/ipa/pr63747.c

   1 /* { dg-options "-O2 -fdump-ipa-icf" } */
   2 /* { dg-do run } */
   3
   4 static int __attribute__((noinline))
   5 foo(int i)
   6 {
   7   switch (i)
   8   {
   9     case 0:
  10     case 1:
  11     case 2:
  12     case 3:
  13       return 0;
  14     default:
  15       return 1;
  16   }
  17 }
  18
  19 static int __attribute__((noinline))
  20 bar(int i)
  21 {
  22   switch (i)
  23   {
  24     case 4:
  25     case 5:
  26     case 6:
  27     case 7:
  28       return 0;
  29     default:
  30       return 1;
  31   }
  32 }
  33
  34 int main()
  35 {
  36   return foo(0) + bar(4);
  37 }
  38
  39 /* { dg-final { scan-ipa-dump "Equal symbols: 0" "icf"  } } */