emerge -pqv '=dev-lisp/sbcl-1.4.0::gentoo'

emerge-pqv.txt (text/plain), 465 bytes, created by Lee Starnes on 2017-10-02 04:33:39 UTC

[ebuild  r  U ] dev-lisp/sbcl-1.4.0 [1.3.21] USE="debug doc pax_kernel source threads unicode zlib" 
[ebuild  rR   ] sci-mathematics/maxima-5.38.1  USE="X nls sbcl tk unicode -clisp (-clozurecl) (-cmucl) -ecls -emacs -gcl" LINGUAS="-de -es -pt -pt_BR" 

The following packages are causing rebuilds:

  (dev-lisp/sbcl-1.4.0:0/1.4.0::gentoo, ebuild scheduled for merge) causes rebuilds for:
    (sci-mathematics/maxima-5.38.1:0/0::gentoo, ebuild scheduled for merge)