dtcxzyw wrote:

> Hi, since we are wrapping up LLVM 19.1.0 we are very strict with the fixes we 
> pick at this point. Can you please respond to the following questions to help 
> me understand if this has to be included in the final release or not.
> 
> Is this PR a fix for a regression or a critical issue?

Yes. It fixes a miscompilation reported in 
https://github.com/llvm/llvm-project/pull/107432.

> What is the risk of accepting this into the release branch?

It introduces a performance regression. I have filed an issue to track this: 
https://github.com/llvm/llvm-project/issues/107946.

> What is the risk of NOT accepting this into the release branch?

ISel for 32-bit signed div/rem stays broken on LoongArch64.


https://github.com/llvm/llvm-project/pull/107945
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