When rewriting a __block declaration, use a suitable API to get location of

the declaration in the presence of an initializer macro.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@92312 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Frontend/RewriteObjC.cpp

@@ -4390,7 +4390,9 @@ void RewriteObjC::RewriteBlockPointerDecl(NamedDecl *ND) {
 void RewriteObjC::RewriteByRefVar(VarDecl *ND) {
   SourceLocation DeclLoc = ND->getTypeSpecStartLoc();
   const char *startBuf = SM->getCharacterData(DeclLoc);
-  const char *endBuf = SM->getCharacterData(ND->getLocEnd());
+  SourceLocation X = ND->getLocEnd();
+  X = SM->getInstantiationLoc(X);
+  const char *endBuf = SM->getCharacterData(X);
   std::string Name(ND->getNameAsString());
   std::string ByrefType = "struct __Block_byref_";
   ByrefType += Name;