* Only gcc version(s) 4.7 4.8 4.9 5.3 5.4 are supported, * of which none is installed * ERROR: dev-cpp/eigen-3.3.3::gentoo failed (prepare phase): * Only gcc version(s) 4.7 4.8 4.9 5.3 5.4 are supported
Builds fine for me with gcc-6.3.0
how is that possible? please show gcc -v
Works for me as well. Of course this problem is brought to you by the green graphics mafia.
(In reply to Oleg Korsak from comment #2) > how is that possible? please show gcc -v Sorry. Forgot USE="cuda". I'll try again.
Created attachment 468010 [details] eigen-3.3.3:20170322-231324.log (In reply to Peter Levine from comment #4) > (In reply to Oleg Korsak from comment #2) > > how is that possible? please show gcc -v > > Sorry. Forgot USE="cuda". I'll try again. I still have no trouble emerging it. gcc -v is: Using built-in specs. COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/6.3.0/gcc COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/6.3.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /var/tmp/portage/sys-devel/gcc-6.3.0/work/gcc-6.3.0/configure --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/6.3.0 --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/6.3.0/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/6.3.0 --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/6.3.0/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/6.3.0/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/6.3.0/include/g++-v6 --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/6.3.0/python --enable-languages=c,c++,fortran --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --enable-nls --without-included-gettext --enable-checking=release --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo 6.3.0 p1.0' --disable-esp --enable-libstdcxx-time --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --enable-multilib --with-multilib-list=m32,m64 --disable-altivec --disable-fixed-point --enable-targets=all --disable-libgcj --enable-libgomp --disable-libmudflap --disable-libssp --disable-libcilkrts --disable-libmpx --enable-vtable-verify --enable-libvtv --enable-lto --without-isl --enable-libsanitizer --disable-default-pie --disable-default-ssp Thread model: posix gcc version 6.3.0 (Gentoo 6.3.0 p1.0)
The message is coming from cuda.eclass, and its content depends on the result of cuda-config from dev-util/nvidia-cuda-toolkit.
Closing, as there is nothing to be done here.