[PATCH] D85384: [X86] Add basic support for -mtune command line option in clang

[Craig Topper via Phabricator via cfe-commits]

craig.topper added a comment.

In D85384#2225459 <https://reviews.llvm.org/D85384#2225459>, @echristo wrote:

> This would be because at that point the default cpu was that and it
> probably had something to do with fallbacks.
>
> At this point it can be changed I imagine to whatever makes sense.

The issue seems to be that its somehow only being applied to one set of command lines. And the IR from the two sets of command lines are being differed. So I don't think there's any value that makes sense. Its existence is causing the diff somehow.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D85384/new/

https://reviews.llvm.org/D85384