On Tue, Apr 5, 2011 at 8:44 AM, Paolo Bonzini <bonz...@gnu.org> wrote:
>>>> Index: cgraphbuild.c
>>>> ===================================================================
>>>> --- cgraphbuild.c.orig 2011-04-03 11:28:45.000000000 +0200
>>>> +++ cgraphbuild.c 2011-04-03 11:31:21.000000000 +0200
>>>> @@ -53,6 +53,12 @@ record_reference (tree *tp, int *walk_su
>>>> tree decl;
>>>> struct record_reference_ctx *ctx = (struct record_reference_ctx *)data;
>>>>
>>>> + t = canonicalize_constructor_val (t);
>>>> + if (!t)
>>>> + t = *tp;
>>>> + else if (t != *tp)
>>>> + *tp = t;
>>>> +
>>>> switch (TREE_CODE (t))
>>>> {
>>>> case VAR_DECL:
>>>
>>> This change caused:
>>>
>>> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48440
>>>
>>
>> This avoids canonicalizing constructor values for address conversion
>> if Pmode != ptr_mode. OK for trunk?
>
> Certainly the right place to fix it is in canonicalize_constructor_val itself.
There should never be any Pmode pointer types in the gimple IL. The
proper place to fix it if any is in useless_type_conversion_p.
Richard.
> Paolo
>
