From: Richard Biener <richard.guenther@gmail.com>
To: Eric Botcazou <ebotcazou@adacore.com>
Cc: "Martin Liška" <mliska@suse.cz>,
"GCC Patches" <gcc-patches@gcc.gnu.org>,
"Jakub Jelinek" <jakub@redhat.com>
Subject: Re: [RFC] [PATCH] Introduce configure flag --with-stage1-cflags.
Date: Tue, 30 May 2017 07:00:00 -0000 [thread overview]
Message-ID: <CAFiYyc0H51JVrGEL2dL7DnRdLAs2H4E2f+4z4CiZXY=gm7OnOw@mail.gmail.com> (raw)
In-Reply-To: <6237251.LWo8Wt74zX@polaris>
On Mon, May 29, 2017 at 1:13 PM, Eric Botcazou <ebotcazou@adacore.com> wrote:
>> After a discussion with Richi, using adding "-O2" to STAGE1 cflags with a
>> recent enough compiler can significantly speed up bootstrap. Thus I'm
>> suggesting to introduce --with-stage1-cflags where one can provide such
>> options.
>
> -O1 is sufficient in my experience and far less risky than -O2 in this case.
Are you sure? In my experience -O2 gets the most test coverage during lifetime
of a particular release.
Richard.
> --
> Eric Botcazou
next prev parent reply other threads:[~2017-05-30 6:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-25 9:26 Martin Liška
2017-05-26 11:47 ` Richard Biener
2017-05-26 11:55 ` Jakub Jelinek
2017-05-26 11:59 ` Richard Biener
2017-05-26 13:02 ` Martin Liška
2017-05-26 13:19 ` Martin Liška
2017-06-19 10:51 ` Martin Liška
2017-06-19 12:30 ` Richard Biener
2017-07-31 7:48 ` Martin Liška
2017-08-25 20:49 ` Jeff Law
2017-08-28 12:55 ` Richard Biener
2017-08-30 12:19 ` Martin Liška
2017-05-29 11:35 ` Eric Botcazou
2017-05-30 7:00 ` Richard Biener [this message]
2017-05-30 10:30 ` Eric Botcazou
2017-05-30 10:33 ` Martin Liška
2017-05-30 11:12 ` Eric Botcazou
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