Fix "possibly uninitialized" warning.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55406 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclObjC.cpp b/lib/AST/DeclObjC.cpp
index 8fb4406..0d006d6 100644
--- a/lib/AST/DeclObjC.cpp
+++ b/lib/AST/DeclObjC.cpp
@@ -407,7 +407,7 @@
                    ASTContext &Context,
                    ObjCPropertyDecl *property,
                    llvm::SmallVector<ObjCMethodDecl*, 32> &insMethods) {
-  ObjCMethodDecl *GetterDecl, *SetterDecl;
+  ObjCMethodDecl *GetterDecl, *SetterDecl = 0;
 
   if (ObjCInterfaceDecl *OID = dyn_cast<ObjCInterfaceDecl>(D)) {
     GetterDecl = OID->getInstanceMethod(property->getGetterName());