| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-ipa-icf" } */ |
| |
| #include <stdio.h> |
| |
| __attribute__ ((noinline)) |
| int foo(int a) |
| { |
| void *l = &&error; |
| |
| if(a == 4) |
| goto *l; |
| |
| return 150; |
| |
| error: |
| return a; |
| failure: |
| return a + 2; |
| } |
| |
| __attribute__ ((noinline)) |
| int foo_wrong(int a) |
| { |
| void *l = &&failure; |
| |
| if(a == 4) |
| goto *l; |
| |
| return 150; |
| |
| error: |
| return a; |
| failure: |
| return a + 2; |
| } |
| |
| int main(int argc, char **argv) |
| { |
| printf("value: %d\n", foo(argc)); |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-ipa-dump-not "Semantic equality hit:" "icf" } } */ |
| /* { dg-final { scan-ipa-dump "Equal symbols: 0" "icf" } } */ |
