simplify some code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44655 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index b1317502836a4be13c217b38a859e7a21e29fad5..a868e56ca63c25ee11a7c0e02026db38ce93a941 100644 (file)
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -6082,9 +6082,8 @@ Instruction *InstCombiner::FoldShiftByConstant(Value *Op0, ConstantInt *Op1,
         // the constant which would cause it to be modified for this
         // operation.
         //
-        if (isValid && !isLeftShift && I.getOpcode() == Instruction::AShr) {
+        if (isValid && I.getOpcode() == Instruction::AShr)
           isValid = Op0C->getValue()[TypeBits-1] == highBitSet;
-        }
         
         if (isValid) {
           Constant *NewRHS = ConstantExpr::get(I.getOpcode(), Op0C, Op1);