Re: Nested control structures in Apple GDB broken?

Article View: gnu.gdb.bug

Article #1237

#1237

From: Andrew Cagney
Date: Mon, 13 Dec 2004 19:47

57 lines
3324 bytes

Ryan Govostes wrote:

> However, if I try this:
> 
>     if($r3 == 0)
>     printf "$r3 is 0.\n"
>     else
>     if($r3 > 0)
>     printf "$r3 is greater than 0.\n"
>     else
>     printf "$r3 is less than 0.\n"
>     end
>     end

On Fedora Core 3 I'm seeing:

GNU gdb 6.3.50_2004-12-12-cvs
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain 
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "powerpc-unknown-linux-gnu"...Using host 
libthread_db library "/lib/tls/libthread_db.so.1".

Setting up the environment for debugging gdb.
Breakpoint 1 at 0x1005c41c: file /home/scratch/GDB/src/gdb/utils.c, line 
873.
Breakpoint 2 at 0x1009ae7c: file 
/home/scratch/GDB/src/gdb/cli/cli-cmds.c, line 193.
(top-gdb) b main
Breakpoint 3 at 0x1004e62c: file /home/scratch/GDB/src/gdb/gdb.c, line 31.
(top-gdb) run
Starting program: 
/home/scratch/GDB/N-localhost-powerpc-unknown-linux-gnu/gdb/gdb

Breakpoint 3, main (argc=0x1, argv=0x7ffff944)
     at /home/scratch/GDB/src/gdb/gdb.c:31
31        args.argc = argc;
(top-gdb) if($r3 == 0)
  > printf "$r3 is 0.\n"
  >else
  > if($r3 > 0)
   > printf "$r3 is greater than 0.\n"
   >else
   > printf "$r3 is less than 0.\n"
   >end
  >end
$r3 is greater than 0.
(top-gdb) print $r3
$1 = 0x1
(top-gdb)

of course this GDB won't help you.

Andrew

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From: Andrew Cagney <cagney@gnu.org>
Newsgroups: gnu.gdb.bug
Subject: Re: Nested control structures in Apple GDB broken?
Date: Mon, 13 Dec 2004 14:47:52 -0500
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