Spell `necessary' correctly.
llvm-svn: 7944
diff --git a/llvm/include/Support/DOTGraphTraits.h b/llvm/include/Support/DOTGraphTraits.h
index f67035f..2371b66 100644
--- a/llvm/include/Support/DOTGraphTraits.h
+++ b/llvm/include/Support/DOTGraphTraits.h
@@ -73,7 +73,7 @@
/// addCustomGraphFeatures - If a graph is made up of more than just
/// straight-forward nodes and edges, this is the place to put all of the
- /// custom stuff neccesary. The GraphWriter object, instantiated with your
+ /// custom stuff necessary. The GraphWriter object, instantiated with your
/// GraphType is passed in as an argument. You may call arbitrary methods on
/// it to add things to the output graph.
///