1 // { dg-do compile }
2 
3 // Copyright (C) 2004 Free Software Foundation, Inc.
4 // Contributed by Nathan Sidwell 23 Sep 2004 <nathan@codesourcery.com>
5 // Origin: Wolfgang Bangerth  <bangerth@dealii.org>
6 
7 // Follow on from Bug 16889:Undetected ambiguity.
8 
9 struct B {
10   int f(); // { dg-message "int B::f" }
11 };
12 
13 struct B1 : virtual B {};
14 struct B2 : B {};
15 struct B2_2 : B2 {};
16 struct BB : B1, B2_2 {};
17 
18 int i = BB().f();  // { dg-error "ambiguous" }
19