[PATCH] D99042: [RISCV] Teach targetShrinkDemandedConstant to preserve (and X, 0xffffffff).

[Fraser Cormack via Phabricator via llvm-commits]

frasercrmck added a comment.

In D99042#2641992 <https://reviews.llvm.org/D99042#2641992>, @craig.topper wrote:

> Here's another https://godbolt.org/z/11s4Mva9v

Thanks. Perhaps we can pre-commit those test cases to better show the effect of this optimization?


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