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-rw-r--r--include/llvm/Support/LLVMBuilder.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/llvm/Support/LLVMBuilder.h b/include/llvm/Support/LLVMBuilder.h
index ef1817d3c1..2a7fc635d7 100644
--- a/include/llvm/Support/LLVMBuilder.h
+++ b/include/llvm/Support/LLVMBuilder.h
@@ -615,20 +615,24 @@ public:
const char *Name = "") {
return CreateCast(Instruction::BitCast, V, DestTy, Name);
}
-
+
Value *CreateCast(Instruction::CastOps Op, Value *V, const Type *DestTy,
const char *Name = "") {
+ if (V->getType() == DestTy)
+ return V;
if (Constant *VC = dyn_cast<Constant>(V))
return ConstantExpr::getCast(Op, VC, DestTy);
return LLVMBuilder::CreateCast(Op, V, DestTy, Name);
}
Value *CreateIntCast(Value *V, const Type *DestTy, bool isSigned,
const char *Name = "") {
+ if (V->getType() == DestTy)
+ return V;
if (Constant *VC = dyn_cast<Constant>(V))
return ConstantExpr::getIntegerCast(VC, DestTy, isSigned);
return LLVMBuilder::CreateIntCast(V, DestTy, isSigned, Name);
}
-
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Compare Instructions
//===--------------------------------------------------------------------===//