Add test for PR9884.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@131127 91177308-0d34-0410-b5e6-96231b3b80d8

test/SemaCXX/PR9884.cpp

@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+class Base {
+protected:
+  Base(int val);
+};
+
+
+class Derived : public Base {
+public:
+  Derived(int val);
+};
+
+
+Derived::Derived(int val)
+  :  Base( val )
+{
+}