Fix warning.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160087 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/AST/CommentSema.cpp b/lib/AST/CommentSema.cpp
index fa8001b327c621ade810651d21a35a2ee6ae1f35..72b0af3436c634b9f1dc5d96ce613ddd2cc010bc 100644 (file)
--- a/lib/AST/CommentSema.cpp
+++ b/lib/AST/CommentSema.cpp
@@ -384,7 +384,7 @@ unsigned Sema::correctTypoInParmVarReference(
                                     const ParmVarDecl * const *ParamVars,
                                     unsigned NumParams) {
   const unsigned MaxEditDistance = (Typo.size() + 2) / 3;
-  unsigned BestPVDIndex = NULL;
+  unsigned BestPVDIndex = 0;
   unsigned BestEditDistance = MaxEditDistance + 1;
   for (unsigned i = 0; i != NumParams; ++i) {
     const IdentifierInfo *II = ParamVars[i]->getIdentifier();