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-rw-r--r--llvm/lib/VMCore/AsmWriter.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/VMCore/AsmWriter.cpp b/llvm/lib/VMCore/AsmWriter.cpp
index 236e243caad..2e973feb161 100644
--- a/llvm/lib/VMCore/AsmWriter.cpp
+++ b/llvm/lib/VMCore/AsmWriter.cpp
@@ -518,6 +518,9 @@ static void WriteConstantInt(std::ostream &Out, const Constant *CV,
} else if (isa<ConstantPointerNull>(CV)) {
Out << "null";
+ } else if (isa<UndefValue>(CV)) {
+ Out << "undef";
+
} else if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CV)) {
Out << CE->getOpcodeName() << " (";
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