Initialize PersistentId for HandleSDNode, as these will never be inse…

…rted into the DAG git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253524 91177308-0d34-0410-b5e6-96231b3b80d8
liuchyi · Nov 19, 2015 · 491e164 · 491e164
1 parent b8dd4a3
commit 491e164
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1074,6 +1074,9 @@ class HandleSDNode : public SDNode {
 public:
   explicit HandleSDNode(SDValue X)
     : SDNode(ISD::HANDLENODE, 0, DebugLoc(), getSDVTList(MVT::Other)) {
+    // HandleSDNodes are never inserted into the DAG, so they won't be
+    // auto-numbered. Use ID 65535 as a sentinel.
+    PersistentId = 0xffff;
     InitOperands(&Op, X);
   }
   ~HandleSDNode();