From: Jonathan Wakely <jwakely.gcc@gmail.com>
To: gcc-help <gcc-help@gcc.gnu.org>
Cc: Maria Clara <brasil.arte.retro@gmail.com>
Subject: Re: Gcc 4.9.4 cannot find Isl 0.12.2 (or 0.14)
Date: Tue, 27 Oct 2020 13:42:38 +0000 [thread overview]
Message-ID: <CAH6eHdSaiusZamTORZ4DVrefY1sy24=YT2J5K_AN4c3qcsaXBg@mail.gmail.com> (raw)
In-Reply-To: <f434fc46-c7a9-e2bb-dd23-359d4da4e6c@stedding.saclay.inria.fr>
On Tue, 27 Oct 2020 at 06:53, Marc Glisse <marc.glisse@inria.fr> wrote:
>
> On Tue, 27 Oct 2020, Maria Clara via Gcc-help wrote:
>
> > Hello. I am trying to configure gcc with:
> >
> > ./configure --prefix=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/GCC-4.94/
> > --with-gmp=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Gmp-4.3.2/
> > --with-mpfr=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Mpfr-2.4.2/
> > --with-mpc=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Mpc-0.8.1/
> > --with-cloog=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Cloog-0.18.1/
> > --with-isl=/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Isl-0.12.2/
> >
> > and all I receive it is:
> >
> > checking for version 0.10 of ISL... no
> > checking for version 0.11 of ISL... no
> > checking for version 0.12 of ISL... no
> > checking for version 0.14 of ISL... no
> > checking for version 0.15 of ISL... no
> > configure: error: Unable to find a usable ISL. See config.log for details.
> >
> > Then I proceeded to look in config.log. There I saw things like:
> >
> > configure:5894: checking for version 0.10 of ISL
> > configure:5913: gcc -o conftest -g -O2
> > -I/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Isl-0.12.2//include
> > -I/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Gmp-4.3.2//include
> > -I/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Mpfr-2.4.2//include
> > -I/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Mpc-0.8.1//include
> > -L/media/34GB/Arquivos-de-Programas-Linux/Gcc-4.9.4/Isl-0.12.2//lib
> > conftest.c -lisl >&5
> > configure:5913: $? = 0
> > configure:5913: ./conftest
> > ./conftest: error while loading shared libraries: libisl.so.10: cannot
> > open shared object file: No such file or directory
> [...]
>
> See the first 2 questions of https://gcc.gnu.org/wiki/FAQ . Gcc does not
> set a runpath, so you need to add one yourself (LD_LIBRARY_PATH, or
> -Wl,-rpath,... I don't know where, possibly LDFLAGS, *_LDFLAGS,
> LD_RUN_PATH, etc) or make sure one is not needed (install the shared
> libraries in a standard location or use static libraries, as happens with
> contrib/download_prerequisites).
See also https://gcc.gnu.org/wiki/InstallingGCC
You probably don't need to use ISL and Cloog anyway, the Graphite
optimizations are optional, and not very useful.
prev parent reply other threads:[~2020-10-27 13:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-27 4:26 Maria Clara
2020-10-27 6:51 ` Marc Glisse
2020-10-27 13:42 ` Jonathan Wakely [this message]
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