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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-ipa-icf-optimized-all" } */
static int zip();
static int zap();
static int two();
__attribute__ ((noinline))
int foo()
{
return zip();
}
__attribute__ ((noinline))
int bar()
{
return zap();
}
__attribute__ ((noinline))
int baz()
{
return two();
}
__attribute__ ((noinline))
int zip()
{
return 0;
}
__attribute__ ((noinline))
int zap()
{
return 0;
}
__attribute__ ((noinline))
int two()
{
return 2;
}
int main()
{
return foo() + bar();
}
/* { dg-final { scan-ipa-dump "Semantic equality hit:foo/\[0-9+\]+->bar/\[0-9+\]+" "icf" } } */
/* { dg-final { scan-ipa-dump "Semantic equality hit:zip/\[0-9+\]+->zap/\[0-9+\]+" "icf" } } */
/* { dg-final { scan-ipa-dump "Equal symbols: 2" "icf" } } */
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