================
@@ -1237,7 +1237,8 @@ class MatchASTVisitor : public
RecursiveASTVisitor<MatchASTVisitor>,
// Make sure we do not visit the same node twice.
// Otherwise, we'll visit the common ancestors as often as there
// are splits on the way down.
- if (Visited.insert(Parent.getMemoizationData()).second)
+ if (Parent.getMemoizationData() == nullptr ||
+ Visited.insert(Parent.getMemoizationData()).second)
----------------
loic-joly-sonarsource wrote:
Since this is simply an if and taking an address, I assumed it would be
optimized. But I applied the suggested change.
https://github.com/llvm/llvm-project/pull/118511
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