[Bug c++/27775] incorrect "ambiguous" error message with multiple inheritance and nested class.

[rnewman at compubrite dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27775

Rich Newman <rnewman at compubrite dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|4.0.0                       |4.5.1
      Known to fail|                            |4.3.0, 4.3.4, 4.4.4, 4.5.1

--- Comment #3 from Rich Newman <rnewman at compubrite dot com> 2012-01-27 
17:12:13 UTC ---
Bug still in version 4.3.4:

$ g++ -c bug27775.cc
bug27775.cc:11: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:11: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:11: error: 'B' has not been declared
bug27775.cc:12: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:12: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:12: error: 'B' has not been declared
$ g++ -dumpversion
4.3.4

Also in version 4.4.4:
$ g++ -c bug27775.cc
bug27775.cc:11: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:11: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:11: error: 'B' has not been declared
bug27775.cc:12: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:12: error: reference to 'B' is ambiguous
bug27775.cc:5: error: candidates are: struct A::B
bug27775.cc:5: error:                 struct A::B
bug27775.cc:12: error: 'B' has not been declared
$ g++ -dumpversion
4.4.4
$

Also in 4.5.1:

$ g++ -c bug27775.cc
bug27775.cc:11:14: error: reference to 'B' is ambiguous
bug27775.cc:5:5: error: candidates are: struct A::B A::B::B
bug27775.cc:5:5: error:                 struct A::B
bug27775.cc:11:14: error: 'B' has not been declared
bug27775.cc:12:14: error: reference to 'B' is ambiguous
bug27775.cc:5:5: error: candidates are: struct A::B A::B::B
bug27775.cc:5:5: error:                 struct A::B
bug27775.cc:12:14: error: 'B' has not been declared
$ g++ -dumpversion
4.5.1