[llvm-branch-commits] [llvm] release/21.x: [LoongArch] Fix failure to widen operand for `[X]VMSK{LT, GE, NE}Z` (#149442) (PR #149778)

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llvmbot wrote:

@tangaac What do you think about merging this PR to the release branch?

https://github.com/llvm/llvm-project/pull/149778