jcai19 added a comment.

In D103184#2799732 <https://reviews.llvm.org/D103184#2799732>, @nickdesaulniers 
wrote:

> That looks better, thanks @jcai19 .  Based on @DavidSpickett 's LGTM I think 
> this is now ready to land.
>
> @DavidSpickett did ask:
>
>> Also please include in the commit message the "rules" that we're using here 
>> for parsing. Like I did for the arm change.
>
> So you may want to edit the commit description manually in phab if you plan 
> to `arc patch` this in before merging, otherwise please do so locally before 
> merging to main then pushing.

Thanks for the confirmation! I've edited the commit message to include the 
rules per discussed. Will wait till Monday in case @DavidSpickett has more 
comments.



================
Comment at: clang/test/Driver/aarch64-target-as-march.s:29
+// RUN: FileCheck --check-prefix=MULTIPLE-VALUES %s
+
+// MULTIPLE-VALUES: "-target-feature" "+v8.1a
----------------
nickdesaulniers wrote:
> jcai19 wrote:
> > DavidSpickett wrote:
> > > Add a test with `-Wa,-march=armv8.2-a,-march=armv8.1-a` (one -Wa with 
> > > multiple values attached), then repeat the two tests but with 
> > > `-Xassembler` instead.
> > I added a test case for -Xassembler -march=armv8.2-a,-march=armv8.1-a,  but 
> > it seems it does not support multiple values in one invocation?
> > 
> > clang --target=aarch64-linux-gnueabi -Xassembler 
> > -march=armv8.2-a,-march=armv8.1-a -c foo.s -o ias.o -###
> > ...
> > clang-13: error: the clang compiler does not support '-Xassembler 
> > -march=armv8.2-a,-march=armv8.1-a'
> > ...
> I don't think @DavidSpickett meant more `UNUSED-WARNING` tests, but tests 
> that check the actual chosen value.
That makes more sense. Sorry for the noise.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D103184/new/

https://reviews.llvm.org/D103184

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