Re: Drop target_option_node reconstruction logic.

["H.J. Lu" <hjl.tools@gmail.com>]

On Wed, Nov 19, 2014 at 10:11 AM, Jan Hubicka <hubicka@ucw.cz> wrote:
>> On Fri, Nov 14, 2014 at 11:13 AM, Jan Hubicka <hubicka@ucw.cz> wrote:
> nz
>> > Hi,
>> > this patch kills lto's code to rebuilt DECL_FUNCTION_SPECIFIC_TARGET from target
>> > attributes.  This code was never complete and it should be no-op now when we save
>> > tehe target nodes.
>> > It also makes free_land_data_in_decl to actually anotate all function bodies with
>> > a default option node.  The reason is that when LTOint units, one compiled with
>> > default settings and one, say with -msse3, we want ot keep these functions preserved.
>> >
>> > Incrementally i will proceed with similar changes for optimization nodes.
>> >
>> > Bootstrapped/regtested ppc64-linux, earlier version tested at x86_64-linux and
>> > firefox LTO, OK?
>> >
>> > Honza
>> >
>> >         * lto.c (lto_read_decls): Do not rebuild DECL_FUNCTION_SPECIFIC_TARGET.
>> >         * tree.c (free_lang_data_in_decl): Annotate all functio nbodies with
>> >         DECL_FUNCTION_SPECIFIC_TARGET.
>>
>> It caused:
>>
>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63917
> This one seems to be abou ifcft change by Zhenqiang?
>
> Honza
>>
>> --
>> H.J.

Oops. I meant:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63967
-- 
H.J.