This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [RFA:] More compact EH frame info for synchronous EH

From: Richard Henderson <rth at redhat dot com>
To: Hans-Peter Nilsson <hans-peter dot nilsson at axis dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Wed, 20 Apr 2005 12:07:55 -0700
Subject: Re: [RFA:] More compact EH frame info for synchronous EH
References: <20050414033228.GB1568@redhat.com> <200504141726.j3EHQCB4029650@ignucius.se.axis.com>

On Thu, Apr 14, 2005 at 07:26:12PM +0200, Hans-Peter Nilsson wrote:
> With:
> /* Internally used marker value extra to enum dwarf_call_frame_info.  */
> #define DW_CFA_GNU_BARRIER -1
> 
> I get, from stage1/xgcc:
> 
> x/gcc/dwarf2out.c: In function 'cfi_redundant':
> x/gcc/dwarf2out.c:2009: warning: comparison between signed and unsigned

So use 0x100.  Guaranteed to not conflict with any byte.


r~

Follow-Ups:
- Re: [RFA:] More compact EH frame info for synchronous EH
  - From: Hans-Peter Nilsson

References:
- Re: [RFA:] More compact EH frame info for synchronous EH
  - From: Richard Henderson
- Re: [RFA:] More compact EH frame info for synchronous EH
  - From: Hans-Peter Nilsson

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]