Re: [PATCH] gcc.target/i386/pr84876.c: Compile with -mno-avx512f

Hongtao Liu <[email protected]> Thu, 20 Aug 2026 14:51:44 +0800

Newsgroups	gmane.comp.gcc.patches
Message-ID	<CAMZc-bz2dFOY3rgs8DVMO9Ye-N6+8s9zq2dFG9H6hY-Ogk-XiA@mail.gmail.com>

On Thu, Aug 20, 2026 at 2:50 PM H.J. Lu <[email protected]> wrote:
>
> Compile gcc.target/i386/pr84876.c with -mno-avx512f to disable xmm16-xm31
> registers to get the expected error:
>
> ../gcc.target/i386/pr84876.c:6:3: error: ‘asm’ operand has impossible
> constraints or there are not enough registers

Ok.
>
> when AVX512F is enabled by default.
>
> PR testsuite/126923
> * gcc.target/i386/pr84876.c (dg-options): Add -mno-avx512f.
>
> --
> H.J.



-- 
BR,
Hongtao