Gentoo Archives: gentoo-dev

From: Nikos Chantziaras <realnc@×××××.de>
To: gentoo-dev@l.g.o
Subject: [gentoo-dev] Re: Adding --as-needed to LDFLAGS in profiles/default/linux/make.defaults
Date: Mon, 28 Jun 2010 08:05:20
Message-Id: i09l2m$t48$1@dough.gmane.org
In Reply to: Re: [gentoo-dev] Adding --as-needed to LDFLAGS in profiles/default/linux/make.defaults by Ciaran McCreesh
On 06/28/2010 10:51 AM, Ciaran McCreesh wrote:
> On Mon, 28 Jun 2010 10:44:54 +0300 > Samuli Suominen<ssuominen@g.o> wrote: >>> You've forgotten "make --as-needed not break correct code by making >>> the linker ignore explicit instructions from a program author to >>> link two things together". Until you do that, --as-needed is in the >>> same category as -ffast-math. >> >> And we can't be held hostage by few packages (marginal cases), that's >> why we have function called $(no-as-needed) in flag-o-matic.eclass to >> disable the behavior for these packages. > > Will Gentoo be doing the same for -Ofast and its flags then? After all, > most packages work with them, and you can't let the few packages that > require standard-compliant behaviour from a compiler hold Gentoo > hostage.
--as-needed is a flag that tries to solve a specific (and very annoying) problem. It deserves a bit of special treatment. It's not a ricer flag :-)