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Re: [PATCH] RTEMS: Adjust NGROUPS_MAX
- From: Joel Sherrill <joel dot sherrill at oarcorp dot com>
- To: "newlib at sourceware dot org" <newlib at sourceware dot org>,Corinna Vinschen <vinschen at redhat dot com>
- Date: Mon, 17 Nov 2014 06:55:21 -0600
- Subject: Re: [PATCH] RTEMS: Adjust NGROUPS_MAX
- Authentication-results: sourceware.org; auth=none
- References: <1416215080-22938-1-git-send-email-sebastian dot huber at embedded-brains dot de> <20141117124858 dot GH3151 at calimero dot vinschen dot de>
On November 17, 2014 6:48:58 AM CST, Corinna Vinschen <vinschen@redhat.com> wrote:
>On Nov 17 10:04, Sebastian Huber wrote:
>> We have NGROUPS == NGROUPS_MAX + 1. Make sure NGROUPS is even to not
>> waste memory.
>>
>> newlib/ChangeLog
>> 2014-11-17 Sebastian Huber <...>
>>
>> * libc/sys/rtems/sys/syslimits.h (NGROUPS_MAX): Adjust value so
>> that NGROUPS is even.
>
>Sure? Doesn't that introduce a potential backward compat problem?
>
It could if we had binary distributions. All RTEMS users build from source.
>Corinna