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Date: Tue, 27 May 2003 14:58:00 -0000
From: "H. J. Lu" <hjl@lucon.org>
To: Elena Zannoni <ezannoni@redhat.com>
Cc: GDB <gdb@sources.redhat.com>
Subject: Re: RFC: DW_TAG_try_block
Message-ID: <20030527075736.A22991@lucon.org>
References: <20030526124443.A7502@lucon.org> <16083.31335.661805.9131@localhost.redhat.com>
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In-Reply-To: <16083.31335.661805.9131@localhost.redhat.com>; from ezannoni@redhat.com on Tue, May 27, 2003 at 10:47:03AM -0400
X-SW-Source: 2003-05/txt/msg00352.txt.bz2

On Tue, May 27, 2003 at 10:47:03AM -0400, Elena Zannoni wrote:
> H. J. Lu writes:
>  > Intel C++ compiler generates DW_TAG_try_block for
>  > 
>  > 	try
>  > 	  {
>  > 	  ...
>  > 	  }
>  > 
>  > Gdb can't print any local variables declared inside the try block. This
>  > patch seems to work for us. Is that correct?
>  > 
>  > 
>  > H.J.
>  > ---
>  > 2003-05-26  H.J. Lu <hongjiu.lu@intel.com>
>  > 
>  > 	* dwarf2read.c (process_die): Handle DW_TAG_try_block.
>  > 
>  > --- gdb/dwarf2read.c.try	2003-05-26 12:23:22.000000000 -0700
>  > +++ gdb/dwarf2read.c	2003-05-26 12:37:08.000000000 -0700
>  > @@ -1768,6 +1768,7 @@ process_die (struct die_info *die, struc
>  >           of a function and make GDB `next' properly over inlined functions.  */
>  >        break;
>  >      case DW_TAG_lexical_block:
>  > +    case DW_TAG_try_block:
>  >        read_lexical_block_scope (die, objfile, cu_header);
>  >        break;
>  >      case DW_TAG_class_type:
> 
> 
> Seems ok, can you address Daniel's concern about the catch block?
> I.e. add that as well? 

http://sources.redhat.com/ml/gdb/2003-05/msg00348.html

> How about adding a little test case to the gdb.c++ directory?
> 

I can provide a simple C++ code. But you will need Intel C++ compiler to
see the problem. Also the current Intel compiler doesn't support RedHat
9.


H.J.