From: Andreas Schwab <schwab@suse.de>
To: Paul Hilfinger <hilfingr@EECS.Berkeley.EDU>
Cc: gdb-patches@sources.redhat.com
Subject: Re: : Re: [RFA] Setting long long bitfields
Date: Mon, 01 Nov 2004 02:50:00 -0000 [thread overview]
Message-ID: <je4qkab7vl.fsf@sykes.suse.de> (raw)
In-Reply-To: <200411010116.iA11Fx03022536@tully.CS.Berkeley.EDU> (Paul Hilfinger's message of "Sun, 31 Oct 2004 17:15:59 -0800")
Paul Hilfinger <hilfingr@EECS.Berkeley.EDU> writes:
> Oops, sorry: I got the problematic case backwards. The problem is
> that a bitsize of 0 is legal, and that causes the result of your
> suggested tweak to be officially undefined.
How can bitsize ever become zero? Note that the original code contains a
shift by bitsize - 1, which is undefined as well in this case.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
prev parent reply other threads:[~2004-11-01 2:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-01 1:16 Paul Hilfinger
2004-11-01 2:50 ` Andreas Schwab [this message]
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