On 2020-05-27, Grant Edwards <grant.b.edwa...@gmail.com> 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 <library>" messages. -- Grant
