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From: Timo Teras <timo.teras@iki.fi>
To: Alex Dowad <alexinbeijing@gmail.com>
Cc: musl@lists.openwall.com
Subject: Re: Question re: dynamic linking in musl
Date: Wed, 27 May 2015 16:23:26 +0300	[thread overview]
Message-ID: <20150527162326.15405862@vostro> (raw)
In-Reply-To: <5565C357.1070508@gmail.com>

On Wed, 27 May 2015 15:15:03 +0200
Alex Dowad <alexinbeijing@gmail.com> wrote:

> On 27/05/15 15:09, Timo Teras wrote:
> > On Wed, 27 May 2015 16:01:50 +0300 (MSK)
> > Alexander Monakov <amonakov@ispras.ru> wrote:
> >
> >> I'm not familiar with Alpine.  Hopefully someone else can chime in
> >> whether .gnu.hash is deliberately disabled.
> > We have not touched, so we are using the gcc default. Which
> > apparently then is sysv only (bummer).
>
> Yes, that callgrind profile was from a program installed from Alpine
> repos.
> 
> Use --hash-style=both in LD_FLAGS when building the APKs, and dynamic 
> linking will become much faster!

We want that in the toolchain. It's gcc configure option:
  --with-linker-hash-style={sysv,gnu,both}

I wonder if it should be 'gnu' or 'both'. Apparently 'both' will be
larger as then everything is hashed twice.

Is there any known issues if I just specify 'gnu' ?



  reply	other threads:[~2015-05-27 13:23 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-27 10:08 Alex Dowad
2015-05-27 10:40 ` Alexander Monakov
2015-05-27 11:18   ` Alex Dowad
2015-05-27 13:01     ` Alexander Monakov
2015-05-27 13:09       ` Timo Teras
2015-05-27 13:15         ` Alex Dowad
2015-05-27 13:23           ` Timo Teras [this message]
2015-05-27 14:06             ` Szabolcs Nagy
2015-05-27 14:06             ` Rich Felker
2015-05-28 14:03               ` Natanael Copa
2015-05-27 13:06     ` Szabolcs Nagy

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