It should be safe to stabilize the latest version of maxima now.
Sanity check failed: > sci-mathematics/maxima-5.47.0 > bdepend amd64 dev profile default/linux/amd64/17.0/musl (4 total) > >=dev-lisp/gcl-2.6.14[ansi,readline] > bdepend amd64 stable profile default/linux/amd64/17.1 (18 total) > >=dev-lisp/gcl-2.6.14[ansi,readline] > depend amd64 dev profile default/linux/amd64/17.0/musl (4 total) > >=dev-lisp/gcl-2.6.14[ansi,readline] > depend amd64 stable profile default/linux/amd64/17.1 (18 total) > >=dev-lisp/gcl-2.6.14[ansi,readline] > rdepend amd64 dev profile default/linux/amd64/17.0/musl (4 total) > >=dev-lisp/gcl-2.6.14[ansi,readline] > rdepend amd64 stable profile default/linux/amd64/17.1 (18 total) > >=dev-lisp/gcl-2.6.14[ansi,readline]
*** This bug has been marked as a duplicate of bug 910631 ***