[PATCH] D47463: [TableGen] Avoid leaking TreePatternNodes by using shared_ptr.

[Florian Hahn via Phabricator via llvm-commits]

fhahn added inline comments.


================
Comment at: utils/TableGen/CodeGenDAGPatterns.h:939-942
+  ~DAGInstruction() {
+    if (Pattern)
+      delete Pattern;
+  }
----------------
dsanders wrote:
> Does this object really own Pattern? It looks like it probably does but it's a raw pointer. If it really does own it we should be using unique_ptr
Ah that change is unrelated to the shared_ptr changes. I will try to move it out, it should be clearer then.


https://reviews.llvm.org/D47463