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-rw-r--r--llvm/lib/IR/ConstantFold.cpp11
1 files changed, 0 insertions, 11 deletions
diff --git a/llvm/lib/IR/ConstantFold.cpp b/llvm/lib/IR/ConstantFold.cpp
index 553bc1e..59131a42 100644
--- a/llvm/lib/IR/ConstantFold.cpp
+++ b/llvm/lib/IR/ConstantFold.cpp
@@ -593,17 +593,6 @@ Constant *llvm::ConstantFoldSelectInstruction(Constant *Cond,
if (isa<UndefValue>(V1) && NotPoison(V2)) return V2;
if (isa<UndefValue>(V2) && NotPoison(V1)) return V1;
- if (ConstantExpr *TrueVal = dyn_cast<ConstantExpr>(V1)) {
- if (TrueVal->getOpcode() == Instruction::Select)
- if (TrueVal->getOperand(0) == Cond)
- return ConstantExpr::getSelect(Cond, TrueVal->getOperand(1), V2);
- }
- if (ConstantExpr *FalseVal = dyn_cast<ConstantExpr>(V2)) {
- if (FalseVal->getOpcode() == Instruction::Select)
- if (FalseVal->getOperand(0) == Cond)
- return ConstantExpr::getSelect(Cond, V1, FalseVal->getOperand(2));
- }
-
return nullptr;
}