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Re: port-sparc64/46652 (sparc ofwboot.net fails to loadkernelviatftp)
The following reply was made to PR port-sparc64/46652; it has been noted by
From: "S.P.Zeidler" <spz%serpens.de@localhost>
To: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
Subject: Re: port-sparc64/46652 (sparc ofwboot.net fails to loadkernelviatftp)
Date: Sun, 15 Jul 2012 15:11:48 +0200
Thus wrote Izumi Tsutsui (tsutsui%ceres.dti.ne.jp@localhost):
> I notice old gcc 4.1.3 complained about (int **) with WARNS=2:
> cc1: warnings being treated as errors
> /usr/src/sys/arch/sparc/stand/ofwboot/ofdev.c: In function 'devopen':
> /usr/src/sys/arch/sparc/stand/ofwboot/ofdev.c:539: warning: dereferencing
> type-punned pointer will break strict-aliasing rules
> (probably that was the reason I changed it)
> gcc 4.5.3 doesn't warn it so is it okay to assume it was a false alarm?
gcc 4.5 seems to be smarter about it.
putting an int * into a location an int ** points to shouldn't cause grief :)
I would assume that the danger of someone building Sparc bootblocks on a
Vax is pretty low, too.
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