| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-ipa-icf-optimized" } */ |
| |
| __attribute__ ((noinline)) |
| int zero() |
| { |
| return 0; |
| } |
| |
| __attribute__ ((noinline)) |
| int nula() |
| { |
| return 0; |
| } |
| |
| __attribute__ ((noinline)) |
| int foo() |
| { |
| return zero(); |
| } |
| |
| __attribute__ ((noinline)) |
| int bar() |
| { |
| return nula(); |
| } |
| |
| int main() |
| { |
| return foo() + bar(); |
| } |
| |
| /* { dg-final { scan-ipa-dump "Semantic equality hit:.*bar.*->.*foo.*" "icf" } } */ |
| /* { dg-final { scan-ipa-dump "Semantic equality hit:.*nula.*->.*zero.*" "icf" } } */ |
| /* { dg-final { scan-ipa-dump "Equal symbols: 2" "icf" } } */ |
