diff options
Diffstat (limited to 'llvm/lib/Analysis/InstructionSimplify.cpp')
| -rw-r--r-- | llvm/lib/Analysis/InstructionSimplify.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/InstructionSimplify.cpp b/llvm/lib/Analysis/InstructionSimplify.cpp index 2e591ccc8a0..831ff2f09b1 100644 --- a/llvm/lib/Analysis/InstructionSimplify.cpp +++ b/llvm/lib/Analysis/InstructionSimplify.cpp @@ -1408,8 +1408,7 @@ static Value *SimplifyAShrInst(Value *Op0, Value *Op1, bool isExact, // (X << A) >> A -> X Value *X; - if (match(Op0, m_Shl(m_Value(X), m_Specific(Op1))) && - cast<OverflowingBinaryOperator>(Op0)->hasNoSignedWrap()) + if (match(Op0, m_NSWShl(m_Value(X), m_Specific(Op1)))) return X; // Arithmetic shifting an all-sign-bit value is a no-op. |
