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Date: Thu, 10 Jan 2002 09:54:00 -0000
From: Andrew Cagney <ac131313@cygnus.com>
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To: Daniel Jacobowitz <drow@mvista.com>
Cc: gdb@sources.redhat.com
Subject: Re: help: dejagnu stumps me again
References: <20020109224807.A24112@nevyn.them.org>
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> RCS file: /cvs/src/src/gdb/testsuite/gdb.c++/demangle.exp,v
> retrieving revision 1.1.1.4
> diff -u -r1.1.1.4 demangle.exp
> --- demangle.exp	1999/09/09 00:00:27	1.1.1.4
> +++ demangle.exp	2002/01/10 03:42:29
> @@ -531,7 +531,18 @@
>      test_demangling_exact "gnu: foo__I_4000000000000000000000000000000000000000000000000000000000000000000000000" "Can't demangle \"foo__I_4000000000000000000000000000000000000000000000000000000000000000000000000\""
>  
>      ## 1999-04-19: "Fix from Dale Hawkins".  Shouldn't segfault.
> -    test_demangling_exact "gnu: __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator" "Can't demangle \"__thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator\""
> +    # Accept even a dubious demangling; the string is ambiguous.
> +    send_gdb "maintenance demangle __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator\n"
> +    gdb_expect {
> +	-ex "virtual function thunk (delta:-64) for CosNaming::_proxy_NamingContext::_0RL__list(unsigned long, _CORBA_Unbounded_Sequence<CosNaming::Binding> *&, CosNaming::BindingIterator *&)"
> +		{ pass "gnu: __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator" }
> +	-ex "Can't demangle \"__thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator\""
> +		{ pass "gnu: __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator" }
> +	-re ".*$gdb_prompt $"
> +		{ fail "gnu: __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator" }
> +	timeout
> +		{ fail "gnu: __thunk_64__0RL__list__Q29CosNaming20_proxy_NamingContextUlRPt25_CORBA_Unbounded_Sequence1ZQ29CosNaming7BindingRPQ29CosNaming15BindingIterator (timeout)" }
> +    }
>  }
> 

An un anchored pattern such as ".*...." is bad.  It sends expect into 
drug induced bliss while it tries to match everything.

TCL is fun.  expect well, deajgnu er ...

Andrew