rawhide's gdb segfaults, w/patch

[Tom Tromey]

>>>>> "Jan" == Jan Kratochvil <jan.kratochvil@redhat.com> writes:

Jan> gdb/
Jan> 2009-01-09  Jim Meyering  <meyering@redhat.com>
Jan> 	    Jan Kratochvil  <jan.kratochvil@redhat.com>
Jan> 	Avoid NULL dereference.
Jan> 	* stack.c (return_command): Guard use of SYMBOL_TYPE (thisfun).
Jan> 	New variable func_type.
Jan> gdb/testsuite/
Jan> 2009-01-09  Jan Kratochvil  <jan.kratochvil@redhat.com>
Jan> 	* gdb.base/nodebug.exp (return from function with no debug info): New.

I looked at this and I think it is ok.  Please check it in.  Thanks.

Tom