hvdijk added a comment.

In D52050#2428560 <https://reviews.llvm.org/D52050#2428560>, @glaubitz wrote:

> Any idea how it could make clang default to `-mx32` if this condition is met: 
> `getToolChain().getTriple().getEnvironment() == llvm::Triple::GNUX32`?

That sounds like it's one thing in 
https://lists.llvm.org/pipermail/llvm-dev/2020-October/146049.html I haven't 
extracted into a separate patch for submission yet: LLVM does not call 
`Triple::normalize` everywhere it should, and misinterprets x86_64-linux-gnux32 
as x86_64-somethingelse when it's set as the default target because of it. For 
testing this change, it may be easiest to just explicitly specify the triple or 
`-mx32`.


Repository:
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https://reviews.llvm.org/D52050

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