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Re: [RFC/DWARF2] Fallback unknown language to C?
- From: Daniel Jacobowitz <drow at mvista dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: Tue, 25 Feb 2003 18:18:57 -0500
- Subject: Re: [RFC/DWARF2] Fallback unknown language to C?
- References: <20030225230204.GY910@gnat.com>
On Tue, Feb 25, 2003 at 03:02:04PM -0800, Joel Brobecker wrote:
> This is a followup on a concern reported by Stephane Carrez on the
> GDB mailing list:
>
> http://sources.redhat.com/ml/gdb/2003-02/msg00533.html
>
> > In the past, a gdb without Ada support could be used to, at least, see the
> > source. However, we are now in this sad situation where this is no longer
> > possible because now gdb complains at unknown languages and... stops.
>
> I think we shouldn't fail like this because we have some symbols for an
> unsupported language. Could we for instance fallback to C for unknown
> language symbols.
>
> I looked at set_cu_language in dwarf2read.c. What would be the
> consequences of setting cu_language to language_c in these cases:
>
> case DW_LANG_Ada83:
> case DW_LANG_Ada95:
> case DW_LANG_Cobol74:
> case DW_LANG_Cobol85:
> case DW_LANG_Pascal83:
> case DW_LANG_Modula2:
> default:
> cu_language = language_unknown;
> break;
I am inclined to agree.
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer