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-rw-r--r--llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.cpp b/llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.cpp
index 968283e..aa3e7a3 100644
--- a/llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.cpp
+++ b/llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.cpp
@@ -297,6 +297,8 @@ public:
for (auto Location : MTracker->locations()) {
LocIdx Idx = Location.Idx;
ValueIDNum &VNum = MLocs[Idx.asU64()];
+ if (VNum == ValueIDNum::EmptyValue)
+ continue;
VarLocs.push_back(VNum);
// Is there a variable that wants a location for this value? If not, skip.