[llvm] [InstCombine] Preserve profile data with select instructions and binary operators (PR #158375)

[Alan Zhao via llvm-commits]

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+; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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alanzhao1 wrote:

I just tried `update_test_checks.py` - it doesn't assert that we preserve the branch weights.

https://github.com/llvm/llvm-project/pull/158375