This instruction:
X = gep null, ...
Used to not create a scalar map entry for X, which caused clients to barf.
This is bad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20316 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/Local.cpp b/lib/Analysis/DataStructure/Local.cpp
index 948bf3f..642de03 100644
--- a/lib/Analysis/DataStructure/Local.cpp
+++ b/lib/Analysis/DataStructure/Local.cpp
@@ -318,7 +318,8 @@
void GraphBuilder::visitGetElementPtrInst(User &GEP) {
DSNodeHandle Value = getValueDest(*GEP.getOperand(0));
- if (Value.isNull()) return;
+ if (Value.isNull())
+ Value = createNode();
// As a special case, if all of the index operands of GEP are constant zeros,
// handle this just like we handle casts (ie, don't do much).