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From: Jeff King <peff@peff.net>
To: "René Scharfe" <rene.scharfe@lsrfire.ath.cx>
Cc: Junio C Hamano <gitster@pobox.com>,
	Paul Mackerras <paulus@samba.org>,
	Git Mailing List <git@vger.kernel.org>,
	Pierre Habouzit <madcoder@debian.org>,
	Johannes Schindelin <Johannes.Schindelin@gmx.de>
Subject: Re: [PATCH 2/2] --pretty=format: on-demand format expansion
Date: Fri, 9 Nov 2007 19:51:45 -0500	[thread overview]
Message-ID: <20071110005145.GC14992@sigill.intra.peff.net> (raw)
In-Reply-To: <4734EB36.2030408@lsrfire.ath.cx>

On Sat, Nov 10, 2007 at 12:20:22AM +0100, René Scharfe wrote:

> > This void cast is pointless, since all pointers types convert implicitly
> > to void pointers anyway. At best, it does nothing, and at worst, it
> > hides an actual type error if the function signature or the type of
> > 'commit' change.
> 
> When commit (of type const struct commit*) is implicitly converted to
> void *, gcc complains because the "const" qualifier is silently dropped.

Bleh. You're right, of course. I don't like casting away constness, but
it is stupid for strbuf_expand to take a "const void *" since it has no
idea how it will be used (although I note your caching patch also neatly
does away with this, anyway).

-Peff

  reply	other threads:[~2007-11-10  0:52 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-09  0:49 [PATCH 2/2] --pretty=format: on-demand format expansion René Scharfe
2007-11-09  1:24 ` Johannes Schindelin
2007-11-09 21:13   ` René Scharfe
2007-11-09 22:18     ` Johannes Schindelin
2007-11-09 22:30       ` Junio C Hamano
2007-11-09  4:50 ` Jeff King
2007-11-09 23:16   ` René Scharfe
2007-11-10  0:31     ` Johannes Schindelin
2007-11-10  0:49       ` Jeff King
2007-11-10  0:46     ` Jeff King
2007-11-10 11:12       ` René Scharfe
2007-11-10 16:07         ` Johannes Schindelin
2007-11-10 16:24           ` René Scharfe
2007-11-10 20:36           ` Jeff King
2007-11-10 20:34         ` Jeff King
2007-11-11  8:13           ` Jeff King
2007-11-10 11:14       ` [PATCH 1/3] --pretty=format: parse commit message only once René Scharfe
2007-11-10 11:16       ` [PATCH 2/3] add strbuf_adddup() René Scharfe
2007-11-10 11:18       ` [PATCH 3/3] --format=pretty: avoid calculating expensive expansions twice René Scharfe
2007-11-11 10:29         ` Junio C Hamano
2007-11-09  4:52 ` [PATCH 2/2] --pretty=format: on-demand format expansion Jeff King
2007-11-09 23:20   ` René Scharfe
2007-11-10  0:51     ` Jeff King [this message]
2007-11-09 23:39 ` Paul Mackerras

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