Fixes a rewrite bug rewriting nested ivars reference.
(Radar 7583971).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@94724 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Rewrite/Rewriter.cpp b/lib/Rewrite/Rewriter.cpp
index 9744496..96a2a06 100644
--- a/lib/Rewrite/Rewriter.cpp
+++ b/lib/Rewrite/Rewriter.cpp
@@ -207,9 +207,10 @@
 /// ReplaceStmt - This replaces a Stmt/Expr with another, using the pretty
 /// printer to generate the replacement code.  This returns true if the input
 /// could not be rewritten, or false if successful.
-bool Rewriter::ReplaceStmt(Stmt *From, Stmt *To) {
+bool Rewriter::ReplaceStmt(Stmt *From, Stmt *To, int Size) {
   // Measaure the old text.
-  int Size = getRangeSize(From->getSourceRange());
+  if (!Size)
+    Size = getRangeSize(From->getSourceRange());
   if (Size == -1)
     return true;