Check in LLVM r95781.
diff --git a/test/SemaCXX/default-constructor-initializers.cpp b/test/SemaCXX/default-constructor-initializers.cpp
new file mode 100644
index 0000000..4269991
--- /dev/null
+++ b/test/SemaCXX/default-constructor-initializers.cpp
@@ -0,0 +1,56 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct X1 { // has no implicit default constructor
+   X1(int);
+};
+
+struct X2  : X1 {  // expected-note {{'struct X2' declared here}} \
+                  //  expected-note {{'struct X2' declared here}}
+   X2(int);
+};
+
+struct X3 : public X2 { // expected-error {{must explicitly initialize the base class 'struct X2'}}
+};
+X3 x3; // expected-note {{first required here}}
+
+
+struct X4 { // expected-error {{must explicitly initialize the member 'x2'}} \
+            // expected-error {{must explicitly initialize the reference member 'rx2'}}
+  X2 x2; 	// expected-note {{member is declared here}}
+  X2 & rx2; // expected-note {{declared at}}
+};
+
+X4 x4; // expected-note {{first required here}}
+
+
+struct Y1 { // has no implicit default constructor
+   Y1(int);
+};
+
+struct Y2  : Y1 { 
+   Y2(int);
+   Y2();
+};
+
+struct Y3 : public Y2 {
+};
+Y3 y3; 
+
+struct Y4 {
+  Y2 y2; 
+};
+
+Y4 y4;
+
+// More tests
+
+
+struct Z1 { // expected-error {{must explicitly initialize the reference member 'z'}} \
+            // expected-error {{must explicitly initialize the const member 'c1'}}
+  int& z;       // expected-note {{declared at}}
+  const int c1; // expected-note {{declared at}}
+  volatile int v1;
+};
+
+Z1 z1; // expected-note {{first required here}}
+