Gentoo Archives: gentoo-user

From: Florian Philipp <lists@××××××××××××××××××.net>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] temporarily lower gcc's optimization flags - HowTo
Date: Wed, 18 Jun 2008 20:42:20
Message-Id: 20080618224116.1f7bc79b@NOTE_GENTOO64.PHHEIMNETZ
In Reply to: [gentoo-user] temporarily lower gcc's optimization flags - HowTo by Helmut Jarausch
1 On Wed, 18 Jun 2008 18:20:52 +0200 (CEST)
2 Helmut Jarausch <jarausch@××××××××××××××××.de> wrote:
3
4 > Hi,
5 >
6 > due to a bug with gcc-4.3.1 when used with -O2 or higher
7 > I need to emerge a package with a lower optimization (-O1)
8 > than my default in /etc/make.conf (which is -O2)
9 >
10 > Is there a means to do so without changing /etc/make.conf temporarily?
11 >
12 > Many thanks for a hint,
13 >
14 > Helmut Jarausch
15 >
16 > Lehrstuhl fuer Numerische Mathematik
17 > RWTH - Aachen University
18 > D 52056 Aachen, Germany
19
20 AFAIK, you can override all settings when calling emerge like this:
21
22 CFLAGS="..." emerge ...

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Re: [gentoo-user] temporarily lower gcc's optimization flags - HowTo Alan McKinnon <alan.mckinnon@×××××.com>