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Date: Wed, 27 May 2015 16:23:26 +0300
From: Timo Teras <>
To: Alex Dowad <>
Subject: Re: Question re: dynamic linking in musl

On Wed, 27 May 2015 15:15:03 +0200
Alex Dowad <> wrote:

> On 27/05/15 15:09, Timo Teras wrote:
> > On Wed, 27 May 2015 16:01:50 +0300 (MSK)
> > Alexander Monakov <> 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:

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' ?

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