Needed for newer bach-completion, thanks
Also stabilize readline-6.3?
(In reply to Matt Turner from comment #1) indeed
alpha stable
amd64 stable
Don't know if it's relevant to this specific bug report, but stabilization of Bash created a conflict with stable =media-video/xine-ui-0.99.7 for its dependency on >=sys-libs/readline-6.3 (see bug #550046).
x86 stable
arm stable
ia64 stable
Stable for HPPA PPC64.
ppc stable
i've done sparc now