Index: clang/lib/AST/Interp/ByteCodeExprGen.cpp
===================================================================
--- clang/lib/AST/Interp/ByteCodeExprGen.cpp
+++ clang/lib/AST/Interp/ByteCodeExprGen.cpp
@@ -109,7 +109,8 @@
         });
   }
 
-  case CK_UncheckedDerivedToBase: {
+  case CK_UncheckedDerivedToBase:
+  case CK_DerivedToBase: {
     if (!this->visit(SubExpr))
       return false;
 
Index: clang/test/AST/Interp/records.cpp
===================================================================
--- clang/test/AST/Interp/records.cpp
+++ clang/test/AST/Interp/records.cpp
@@ -269,6 +269,8 @@
   static_assert(c.a == 10, "");
   static_assert(c.b == 20, "");
 
+  constexpr const A *aPointer = &c;
+  constexpr const B *bPointer = &c;
 
   class D : private A, private B {
     public: