[PATCH] D125789: FIX the assembly format of the x86 backend to make both clang and gcc happy

Tue May 17 08:27:47 PDT 2022

sheisc added a comment.

In D125789#3519411 <https://reviews.llvm.org/D125789#3519411>, @pengfei wrote:

> I think another way is to report the issue to GCC. From the perspective of the user, GCC should support both `{%k1} {z}` and `{%k1}{z}`. Then we don't need the clange on LLVM.

Yes. It is a good idea. 
However, it appears that there is no such white space in the instructions as described in Intel's manuals.
So I don't know which one should be the correct format.
Anyway, not a big issue.
I found this problem when using the fuzzer (i.e. AFL) to build Firefox.

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https://reviews.llvm.org/D125789