From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id B5D531382C5 for ; Wed, 27 May 2020 14:46:05 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 16CBCE0909; Wed, 27 May 2020 14:46:01 +0000 (UTC) Received: from ciao.gmane.io (ciao.gmane.io [159.69.161.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id C39F8E08C2 for ; Wed, 27 May 2020 14:46:00 +0000 (UTC) Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1jdxJf-0008uX-HI for gentoo-user@lists.gentoo.org; Wed, 27 May 2020 16:45:59 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: gentoo-user@lists.gentoo.org From: Grant Edwards Subject: [gentoo-user] Re: matplotlib build fails: link using /usr/lib instead of /usr/lib64 Date: Wed, 27 May 2020 14:45:54 -0000 (UTC) Message-ID: References: User-Agent: slrn/1.0.3 (Linux) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: 9143651f-2f33-405f-9903-4fb264cdab58 X-Archives-Hash: 4722deb56fd65bf201157445e9e6036f On 2020-05-27, Grant Edwards wrote: > I tried to emerge matplotlib today, and it failed because it's linking > in 32-bit libraries instead of 64 bit ones: > > x86_64-pc-linux-gnu-g++ -shared -Wl,-O1 -Wl,--as-needed -march=native -O2 -pipe -fno-strict-aliasing -DNDEBUG /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/src/mplutils.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/src/py_converters.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/src/_backend_agg.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/src/_backend_agg_wrapper.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_bezier_arc.o /var/tmp/portage/dev-python > /matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_curves.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/bui > ld/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_image_filters.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_trans_affine.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_vcgen_contour.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_vcgen_dash.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_vcgen_stroke.o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/temp.linux-x86_64-3.7/extern/agg24-svn/src/agg_vpgen_seg > mentator.o -L/usr/lib -L/usr/lib64 -L/usr/lib64 -lfreetype -lpython3.7m -o /var/tmp/portage/dev-python/matplotlib-2.2.2-r1/work/matplotlib-2.2.2-python3_7/build/lib/matplotlib/backends/_backend_agg. > cpython-37m-x86_64-linux-gnu.so > /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/libm.so when searching for -lm > /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/libm.a when searching for -lm > /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/libc.so when searching for -lc > /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: skipping incompatible /usr/lib/libc.a when searching for -lc > error: command 'x86_64-pc-linux-gnu-g++' failed with exit status 1 I think the linker warnings above are normal. When I change MAKEOPTS from -j4 to -j1, it built OK. I still saw a bunch of the "skipping incompatble " messages. -- Grant