Re: [sisyphus] compile error: undefined reference to

["Dmitry V. Levin" <ldv@altlinux.org>]

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On Tue, Feb 06, 2007 at 04:23:42PM +0200, Andrii Dobrovol`s`kii wrote:
> Damir Shayhutdinov пишет:
> > 
> > 1, Explicit linking dynamic objects with all dso it needs ensures
> > correct soname dependencies and prevent ABI incompatibilities.
> > 
> > 2. Unused direct dependencies encumber package with extra dependencies
> > (including soname dependencies). An encumbered program takes more time
> > to load (5% in case of gdm for example), and need more memory mapped
> > to its address space.
> > 
> > An encumbered package requires extra packages when installed, and
> > needs extra care when one of unused libraries was updated and its
> > soname was changed.
> Увы. Переговоры с апстримом закончились ничем... Править мейкфайлы
> для поддержки --as-needed автор отказался. Аргументы оказались
> неубедительными.

Неубедительными или проигнорированными?

> David> A linker feature that makes `make install' of my program run
> David> 5x slower, makes module loading 50% slower, etc. is not
> David> something that worths to support.

Написавший эти строки привёл какие-нибудь доказательства?  Мои замеры,
наоборот, демонстрируют ускорение работы dynamic linker'а.


-- 
ldv

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