[llvm] KnownBits: refine high-bits of mul in signed case (PR #113051)

Jay Foad via llvm-commits llvm-commits at lists.llvm.org
Wed Oct 23 03:08:21 PDT 2024


jayfoad wrote:

If you multiply with twice the bit width, it will never overflow.

https://github.com/llvm/llvm-project/pull/113051


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