* cp-namespace.c (find_symbol_in_baseclass): Call
cp_lookup_symbol_in_namespace instead of cp_lookup_symbol_namespace.
Check result of call to lookup_symbol_static.
Call lookup_static_symbol_aux unconditionally.
Call check_typedef on base types before accessing them.
(cp_lookup_nested_symbol): Fix comment.
testsuite/
* gdb.cp/derivation2.cc: New file.
* gdb.cp/derivation.cc (main): Call foo2.
* gdb.cp/derivation.exp: Add tests for typedefs in another
file, and when there's an active block.
69fc87c263