Yingwei Zheng 0e13ce770b [InstCombine] Handle mul in maintainNoSignedWrap (#123299) ...

Alive2: https://alive2.llvm.org/ce/z/Kgamks
Closes https://github.com/llvm/llvm-project/issues/123175.

For `@foo1`, the nsw flag is propagated because we first convert it into
`mul nsw nuw (shl nsw nuw X, 1), 3`.

2025-01-17 16:59:04 +08:00

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