From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gentoo-user+bounces-181417-garchives=archives.gentoo.org@lists.gentoo.org>
Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80])
	(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
	(No client certificate requested)
	by finch.gentoo.org (Postfix) with ESMTPS id 2C211139083
	for <garchives@archives.gentoo.org>; Sat, 16 Dec 2017 02:53:40 +0000 (UTC)
Received: from pigeon.gentoo.org (localhost [127.0.0.1])
	by pigeon.gentoo.org (Postfix) with SMTP id 87EFDE0E88;
	Sat, 16 Dec 2017 02:53:33 +0000 (UTC)
Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183])
	(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
	(No client certificate requested)
	by pigeon.gentoo.org (Postfix) with ESMTPS id 30338E0E5A
	for <gentoo-user@lists.gentoo.org>; Sat, 16 Dec 2017 02:53:32 +0000 (UTC)
Received: from [192.168.1.100] (c-98-218-46-55.hsd1.md.comcast.net [98.218.46.55])
	(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
	(No client certificate requested)
	(Authenticated sender: mjo)
	by smtp.gentoo.org (Postfix) with ESMTPSA id 6473233BF3C
	for <gentoo-user@lists.gentoo.org>; Sat, 16 Dec 2017 02:53:31 +0000 (UTC)
Subject: Re: [gentoo-user] what gives with -O[x] in cflags?
To: gentoo-user@lists.gentoo.org
References: <46c2e11c-c78d-40d6-bc7a-378e91607651@verizon.net>
 <CAAD4mYi=EP-PV94uHmA-CcoQkmBv0FAx626JFpnjPomuDgq0zg@mail.gmail.com>
From: Michael Orlitzky <mjo@gentoo.org>
Message-ID: <b5c0e858-8383-d011-2c43-acbc325f7fea@gentoo.org>
Date: Fri, 15 Dec 2017 21:53:20 -0500
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
 Thunderbird/52.4.0
Precedence: bulk
List-Post: <mailto:gentoo-user@lists.gentoo.org>
List-Help: <mailto:gentoo-user+help@lists.gentoo.org>
List-Unsubscribe: <mailto:gentoo-user+unsubscribe@lists.gentoo.org>
List-Subscribe: <mailto:gentoo-user+subscribe@lists.gentoo.org>
List-Id: Gentoo Linux mail <gentoo-user.gentoo.org>
X-BeenThere: gentoo-user@lists.gentoo.org
Reply-to: gentoo-user@lists.gentoo.org
MIME-Version: 1.0
In-Reply-To: <CAAD4mYi=EP-PV94uHmA-CcoQkmBv0FAx626JFpnjPomuDgq0zg@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Content-Language: en-US
Content-Transfer-Encoding: 7bit
X-Archives-Salt: 15daaccf-83b9-4e7a-9ca4-ec6b083f3173
X-Archives-Hash: 5b7b5e07b878db527444b3f273ddbf07

On 12/15/2017 09:11 PM, R0b0t1 wrote:
> 2) Firefox is the only application I run that crashes, and I don't
> know how to disable -O3 to potentially make it more stable.

Try USE=custom-optimization.