llvm-project

84b31581 - Revert "[PatternMatch] Add `m_[Shift]OrSelf` matchers." (#152953)

Revert "[PatternMatch] Add `m_[Shift]OrSelf` matchers." (#152953) Reverts llvm/llvm-project#152924 According to https://github.com/dtcxzyw/llvm-opt-benchmark/commit/f67668b5867a2ed29981c645bc9ef4166416712c, it is not an NFC change.