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Re: [PATCH 2/2] IPA ICF: make algorithm stable to survive -fcompare-debug
Hi Martin,
On 10 January 2017 at 15:40, Martin Liška <mliska@suse.cz> wrote:
> On 01/10/2017 02:56 PM, Richard Biener wrote:
>>
>> On Mon, Jan 9, 2017 at 4:05 PM, Martin Liška <mliska@suse.cz> wrote:
>>>
>>> Second part of the patch does sorting of final congruence classes, it's
>>> groups
>>> and items included in the groups according DECL_UID.
>>>
>>> Both patches can bootstrap together on ppc64le-redhat-linux and survive
>>> regression tests.
>>>
>>> Ready to be installed?
>>
>>
>> Minor nit:
>>
>> + auto_vec <congruence_class_group *> classes;
>> + for (hash_table<congruence_class_hash>::iterator it = m_classes.begin
>> ();
>> + it != m_classes.end (); ++it)
>> + classes.safe_push (*it);
>>
>> use quick_push and reserve_exact m_classes.elements () elements for
>> the classes vector before.
>
>
> Thanks for hint.
>
>>
>> +
>> + classes.qsort (sort_congruence_class_groups_by_decl_uid);
>>
>> Ok with that change.
>
>
> Installed as r244273.
>
Since then, I've noticed that
gcc.dg/tree-ssa/flatten-3.c scan-assembler cycle[123][: \t\n]
now fails on aarch64 and arm targets.
Christophe
> Martin
>
>>
>> Richard.
>>
>>
>>> Martin
>
>