On Tuesday 18 Apr 2017 09:17:24 J. Roeleveld wrote: > If you are certain you don't have gcc in slot 5.x installed. You can add > palemoon to /etc/portage/package.unmask > > That will override the package.mask from the overlay.
This looks pretty conclusive to me: $ eix -eI gcc [I] sys-devel/gcc Available versions: (2.95.3) ~*2.95.3-r10^s (3.3.6) ~3.3.6-r1^s (3.4.6) 3.4.6-r2^s (4.0.4) **4.0.4^s (4.1.2) 4.1.2^s (4.2.4) ~4.2.4-r1^s (4.3.6) 4.3.6-r1^s (4.4.7) 4.4.7^s (4.5.4) 4.5.4^s (4.6.4) 4.6.4^s (4.7.4) 4.7.4^s (4.8.5) 4.8.5^s (4.9.3) 4.9.3^s (4.9.4) 4.9.4^s{tbz2} (5.4.0) ~5.4.0^s ~5.4.0-r3^s (6.3.0) **6.3.0^s {altivec awt boundschecking cilk +cxx d debug doc fixed-point +fortran gcj go graphite hardened jit libssp mpx mudflap multilib +nls nopie nossp +nptl objc objc++ objc-gc +openmp +pch pie regression-test +sanitize ssp vanilla +vtv} Installed versions: 4.9.4(4.9.4)^s{tbz2}(01:21:29 01/04/17)(cxx multilib nls nptl openmp sanitize vtv -altivec -awt -cilk -debug -doc - fixed-point -fortran -gcj -go -graphite -hardened -libssp -nopie -nossp - objc -objc++ -objc-gc -regression-test -vanilla) Homepage: https://gcc.gnu.org/ Description: The GNU Compiler Collection So I'll do as you suggest - thanks again. Unless disabling Fortran has thrown a spanner into the works, but that would be a surprise. USE=-fortran is set system-wide and nothing's complained yet. -- Regards Peter