MaskRay added a comment.

In D129824#3794229 <https://reviews.llvm.org/D129824#3794229>, @jrtc27 wrote:

> In D129824#3794221 <https://reviews.llvm.org/D129824#3794221>, @MaskRay wrote:
>
>> Both D54214 <https://reviews.llvm.org/D54214> and this look like a 
>> surprising behavior to me. Do we still have time to go back the state before 
>> D54214 <https://reviews.llvm.org/D54214> and make mismatching --target & 
>> -march= an error?
>
> Then there's no -m32 equivalent; that's what -march currently gives you... 
> also GCC lets you do it. And -target is Clang-specific so you can't write 
> something that works for both compilers.

We can accept `-m32/-m64` as a special case. Other `-m` options

(I edited my previous comment and added a confusing `--target=riscv64 
-march=rv64i -m32` case when you made the comment.)


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https://reviews.llvm.org/D129824

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