Allow comparison against null

llvm-svn: 3009
2002-07-23 17:59:02 +00:00 · 2002-07-23 17:59:02 +00:00 · 301dd0e990
parent 5d33f9d4f3
commit 301dd0e990
1 changed files with 3 additions and 0 deletions
--- a/llvm/include/llvm/Analysis/DataStructure.h
+++ b/llvm/include/llvm/Analysis/DataStructure.h
@ -57,6 +57,9 @@ public:
  bool operator==(const DSNode *Node) const { return N == Node; }
  bool operator!=(const DSNode *Node) const { return N != Node; }

+  // Avoid having comparisons to null cause errors...
+  bool operator==(int X) const { return operator==((DSNode*)X); }
+
  // Allow explicit conversion to DSNode...
  DSNode *get() { return N; }
  const DSNode *get() const { return N; }