From 4b2f08a3a91f3d0fa42f2df96c5a5814af065c39 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 31 Mar 2004 02:56:11 +0000 Subject: [PATCH] Add support for constant expr casts git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12564 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/VMCore/Constants.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp index f29f3157c8e..6c6557dccde 100644 --- a/lib/VMCore/Constants.cpp +++ b/lib/VMCore/Constants.cpp @@ -571,6 +571,14 @@ void ConstantExpr::replaceUsesOfWithOnConstant(Value *From, Value *ToV, } else if (getOpcode() == Instruction::Cast) { assert(getOperand(0) == From && "Cast only has one use!"); Replacement = ConstantExpr::getCast(To, getType()); + } else if (getOpcode() == Instruction::Select) { + Constant *C1 = getOperand(0); + Constant *C2 = getOperand(1); + Constant *C3 = getOperand(2); + if (C1 == From) C1 = To; + if (C2 == From) C2 = To; + if (C3 == From) C3 = To; + Replacement = ConstantExpr::getSelect(C1, C2, C3); } else if (getNumOperands() == 2) { Constant *C1 = getOperand(0); Constant *C2 = getOperand(1); -- 2.34.1