> Hi Honza,
>
> On Thu, 11 Nov 2021 17:39:18 +0100
> Jan Hubicka via Gcc-patches wrote:
>
> > diff --git a/gcc/ipa-pure-const.c b/gcc/ipa-pure-const.c
> > index 422b52fba4b..550bdeded16 100644
> > --- a/gcc/ipa-pure-const.c
> > +++ b/gcc/ipa-pure-const.c
> > @@ -1513,6 +1611,9 @@ propagate_pure_
Hi,
this patch enables the pure/const discovery in modref, so we newly can handle
some extra cases, for example:
struct a {int a,b,c;};
__attribute__ ((noinline))
int init (struct a *a)
{
a->a=1;
a->b=2;
a->c=3;
}
int const_fn ()
{
struct a a;
init (&a);
return a.a + a.b + a.c;
}
Her
