From: Roland McGrath <roland@hack.frob.com>
To: elfutils-devel@lists.fedorahosted.org
Subject: Re: [PATCH 1/2] Add is_executable to Dwfl_Module.
Date: Tue, 09 Sep 2014 14:55:34 -0700 [thread overview]
Message-ID: <20140909215534.88CD12C39D8@topped-with-meat.com> (raw)
In-Reply-To: 20140909215150.GA16300@host2.jankratochvil.net
[-- Attachment #1: Type: text/plain, Size: 426 bytes --]
> int segment; /* Index of first segment table entry. */
> bool gc; /* Mark/sweep flag. */
> + bool is_executable : 1; /* Use Dwfl::executable_for_core? */
If you're going to use a bitfield, then make every other bool in that
struct a bitfield too. But it's not usually worthwhile. It's
premature microoptimization that privileges memory over CPU, which
might not even be the right tradeoff any more.
next reply other threads:[~2014-09-09 21:55 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-09 21:55 Roland McGrath [this message]
-- strict thread matches above, loose matches on Subject: below --
2014-09-22 17:28 Roland McGrath
2014-09-18 14:59 Jan Kratochvil
2014-09-18 14:56 Mark Wielaard
2014-09-11 19:00 Jan Kratochvil
2014-09-10 20:15 Mark Wielaard
2014-09-10 18:56 Mark Wielaard
2014-09-10 7:21 Jan Kratochvil
2014-09-09 21:51 Jan Kratochvil
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