ObjectiveC migrator. When migrating to NS_ENUM/NS_OPTIONS,
don't leave a blank line behind replacing the typedef
decl. // rdar://15200949

llvm-svn: 192407
diff --git a/clang/lib/ARCMigrate/ObjCMT.cpp b/clang/lib/ARCMigrate/ObjCMT.cpp
index 21ba06c..ad00d54 100644
--- a/clang/lib/ARCMigrate/ObjCMT.cpp
+++ b/clang/lib/ARCMigrate/ObjCMT.cpp
@@ -511,8 +511,12 @@
   commit.replace(R, ClassString);
   SourceLocation EndOfTypedefLoc = TypedefDcl->getLocEnd();
   EndOfTypedefLoc = trans::findLocationAfterSemi(EndOfTypedefLoc, NS.getASTContext());
+  SourceLocation BeginOfTypedefLoc = TypedefDcl->getLocStart();
   if (!EndOfTypedefLoc.isInvalid()) {
-    commit.remove(SourceRange(TypedefDcl->getLocStart(), EndOfTypedefLoc));
+    // FIXME. This assumes that typedef decl; is immediately preceeded by eoln.
+    // It is trying to remove the typedef decl. line entirely.
+    BeginOfTypedefLoc = BeginOfTypedefLoc.getLocWithOffset(-1);
+    commit.remove(SourceRange(BeginOfTypedefLoc, EndOfTypedefLoc));
     return true;
   }
   return false;