gcc/testsuite/gcc.dg/ipa/ipa-icf-23.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-ipa-icf"  } */
   3
   4 struct A
   5 {
   6   int a;
   7   int b;
   8 };
   9
  10 __attribute__ ((noinline))
  11 int foo(struct A *a)
  12 {
  13   return 123;
  14 }
  15
  16 __attribute__ ((noinline))
  17 int bar(struct A *b)
  18 {
  19   return 123;
  20 }
  21
  22 int main()
  23 {
  24   return foo(0) + bar(0);
  25 }
  26
  27 /* { dg-final { scan-ipa-dump "Semantic equality hit:foo->bar" "icf"  } } */
  28 /* { dg-final { scan-ipa-dump "Equal symbols: 1" "icf"  } } */