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Re: gcc 4.2.2, libgomp under cygwin
- From: Tim Prince <tprince at computer dot org>
- To: Joerg Frochte <joerg dot frochte at uni-due dot de>
- Cc: gcc-help at gcc dot gnu dot org
- Date: Mon, 26 Nov 2007 18:39:33 -0800
- Subject: Re: gcc 4.2.2, libgomp under cygwin
- References: <firstname.lastname@example.org>
Joerg Frochte wrote:
> I tried to compile gcc-4.2.2 with openmp support under cygwin.
> To do so, I previously installed gmp-4.2.2 and mpfr-2.3.0.
> Now I start configure and up like this:
> $ ./configure --prefix=/usr/local/ --enable-languages=c
> checking for correct version of gmp.h... yes
> checking for correct version of mpfr.h... yes
> checking for any version of mpfr.h... yes
> *** This configuration is not supported in the following subdirectories:
> target-libmudflap target-libgomp target-libffi target-zlib target-libjava t
> arget-libada gnattools target-libstdc++-v3 target-libgfortran zlib target-libobj
> c target-boehm-gc
> (Any other directories should still work fine.)
> Now I am a bit confused. What is still missing?
> Because target-libgomp is of course required for the openmp-support.
As libgomp isn't enabled by default for cygwin (presumably owing to the
missing pieces), you must add --enable-libgomp if you want to try it.
gmp and mpfr are needed for fortran target; they have nothing to do with
turning on libgomp.
This is clearly not a gcc list question; gcc-help should be OK.