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From: "Mark Kettenis" <mark.kettenis@xs4all.nl>
To: "Joel Brobecker" <brobecker@adacore.com>
Cc: "Markus Deuling" <deuling@de.ibm.com>,
	        "GDB Patches" <gdb-patches@sourceware.org>
Subject: Re: [RFA] gdbserver/server.c: Replace 2x strlen() by a variable
Date: Thu, 21 Dec 2006 12:47:00 -0000	[thread overview]
Message-ID: <25093.192.87.1.22.1166705194.squirrel@webmail.xs4all.nl> (raw)
In-Reply-To: <20061221110904.GG3640@adacore.com>

> > ChangeLog:
> >
> > 	* server.c (handle_general_set): New variable len instead
> > 	of using strlen two times.
>
>  Actually, since the same string is duplicated a couple of times,
>  I would also suggest declaring a constant string "QPassSignals:"
>  and use the constant instead of risking a typo... How about:
>
>     const char str[] = "QPassSignals:";
>
>  and then use "sizeof (str) - 1". Is that bad coding style? Otherwise,
>  you can declare your sale constant:
>
>     const int len = strlen (str);
>
>  I am not reviewer, so these are just suggestions, not a request (JIC).

I'm pretty sure GCC will optimize away the strlen("QPassSignals:") anyway,
so we really shouldn't try to obfuscate the code just to make it a bit
faster.  So if optimization was the Markus' argument for making this
change I object to this change.

Mark



  parent reply	other threads:[~2006-12-21 12:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-12-21  7:45 Markus Deuling
2006-12-21 11:08 ` Joel Brobecker
2006-12-21 11:48   ` Andreas Schwab
2006-12-21 12:47   ` Mark Kettenis [this message]
2006-12-21 13:04     ` Joel Brobecker
2006-12-26 15:35       ` Daniel Jacobowitz

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