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authorChris Lattner <sabre@nondot.org>2004-10-16 18:10:31 +0000
committerChris Lattner <sabre@nondot.org>2004-10-16 18:10:31 +0000
commit82731c793a9fbe53d8c5e784e3638cd3ad09d5ca (patch)
tree843fd994ba98b611f0985e5530876a649d97384f /lib/Transforms/Utils/ValueMapper.cpp
parentb20724dff4485de5381b578f840df61c4cb31867 (diff)
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Add support for UndefValue
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17046 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/ValueMapper.cpp')
-rw-r--r--lib/Transforms/Utils/ValueMapper.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/Utils/ValueMapper.cpp b/lib/Transforms/Utils/ValueMapper.cpp
index d7507f9f07..299a093364 100644
--- a/lib/Transforms/Utils/ValueMapper.cpp
+++ b/lib/Transforms/Utils/ValueMapper.cpp
@@ -31,7 +31,8 @@ Value *llvm::MapValue(const Value *V, std::map<const Value*, Value*> &VM) {
if (Constant *C = const_cast<Constant*>(dyn_cast<Constant>(V))) {
if (isa<ConstantIntegral>(C) || isa<ConstantFP>(C) ||
- isa<ConstantPointerNull>(C) || isa<ConstantAggregateZero>(C))
+ isa<ConstantPointerNull>(C) || isa<ConstantAggregateZero>(C) ||
+ isa<UndefValue>(C))
return VMSlot = C; // Primitive constants map directly
else if (ConstantArray *CA = dyn_cast<ConstantArray>(C)) {
for (unsigned i = 0, e = CA->getNumOperands(); i != e; ++i) {