[PATCH] PR79079 Fix __builtin_mul_overflow code gen for !TRULY_NOOP_TRUNCATION target

[Kito Cheng]

Hi Jakub:

Got it, thanks, however I don't have commit right yet, can you commit it?

On Tue, Jan 17, 2017 at 6:13 PM, Jakub Jelinek <jakub@redhat.com> wrote:
> On Tue, Jan 17, 2017 at 06:09:29PM +0800, Kito Cheng wrote:
>> Hi Jakub:
>>
>> Thanks for your review, attachment is v2 patch, it's also run
>> regression with x86-64, mips64, riscv64 and riscv32.
>> and additional, I've run gcc 6 branch with this patch, fix mips64 and
>> riscv64 and no
>> introduce new regression on x86-64 and riscv32 on 6/trunk, it's ok for
>> trunk and gcc-6-branch ?
>>
>> gcc/ChangeLog:
>>
>> 2017-01-16  Kito Cheng <kito.cheng@gmail.com>
>>             Kuan-Lin Chen <kuanlinchentw@gmail.com>
>>
>>         PR target/PR79079
>>         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
>>         gen_lowpart.
>
> Ok for trunk, for gcc-6-branch only after say 2 weeks on the trunk without
> problems.
>
>         Jakub