isNull() is not used any more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97979 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index f1826e5..14c3e1b 100644 (file)
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -67,7 +67,6 @@ namespace llvm {
     explicit DIDescriptor() : DbgNode(0) {}
     explicit DIDescriptor(MDNode *N) : DbgNode(N) {}
 
-    bool isNull() const { return DbgNode == 0; }
     bool Verify() const { return DbgNode != 0; }
 
     MDNode *getNode() const { return DbgNode; }