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Re: V3 PATCH speed up cached math configure checks
- To: gcc-patches at gcc dot gnu dot org, libstdc++ at sources dot redhat dot com
- Subject: Re: V3 PATCH speed up cached math configure checks
- From: Robert Lipe <robertlipe at usa dot net>
- Date: Wed, 6 Dec 2000 16:31:33 -0600
- References: <20001206165741.A19530@disaster.jaj.com>
> This (seemingly-redundant) check gains a large speedup when the math
> declaration/linkage checks have been cached from a previous run. (See the
> "slow configure" thread on the v3 list.)
This does make a notable different. libstdc++v3 (re)configuration is
still unpleasantly slow but now less so.
Thank you for your efforts in conserving bananas. :-)
RJL
> 2000-12-06 Phil Edwards <pme@sources.redhat.com>
>
> * acinclude.m4 (GLIBCPP_CHECK_*_DECL_AND_LINKAGE_*): Pre-test
> whether the cached result is present.
> * aclocal.m4: Regenerate.
> * configure: Regenerate.
> * Makefile.in: Regenerate.
> * libio/Makefile.in: Regenerate.
> * libmath/Makefile.in: Regenerate.
> * libsupc++/Makefile.in: Regenerate.
> * src/Makefile.in: Regenerate.