These are the packages that would be merged, in order:

Calculating dependencies  .. .. ..... . ....... done!
[ebuild   R    ] dev-lang/python-exec-2.4.4:2::gentoo  PYTHON_TARGETS="(jython2_7) (pypy) (pypy3) (python2_7) (python3_4) (python3_5) (python3_6%*)" 0 KiB
[ebuild     U  ] dev-util/boost-build-1.62.0-r1::gentoo [1.56.0::gentoo] USE="-examples -python {-test}" PYTHON_TARGETS="python2_7" 0 KiB
[ebuild  r  U  ] dev-libs/boost-1.62.0-r1:0/1.62.0::gentoo [1.56.0-r1:0/1.56.0::gentoo] USE="icu nls python threads -context -debug -doc (-mpi) -static-libs -tools" ABI_X86="(64) -32 (-x32)" PYTHON_TARGETS="python2_7 python3_4 (-python3_5)" 0 KiB
[ebuild  rR    ] dev-libs/librevenge-0.0.4::gentoo  USE="-doc {-test}" ABI_X86="(64) -32 (-x32)" 0 KiB
[ebuild  rR    ] dev-util/mdds-1.2.2:1/1.2::gentoo  USE="-doc -valgrind" 0 KiB
[ebuild  rR    ] dev-libs/libixion-0.11.1:0/0.11::gentoo  USE="-python -static-libs" PYTHON_SINGLE_TARGET="python3_4 (-python3_5)" PYTHON_TARGETS="python3_4 (-python3_5)" 0 KiB
[ebuild  rR    ] dev-libs/liborcus-0.11.2:0/0.11::gentoo  USE="spreadsheet-model -python -static-libs -tools" PYTHON_SINGLE_TARGET="python3_4 (-python3_5)" PYTHON_TARGETS="python3_4 (-python3_5)" 0 KiB
[ebuild  rR    ] net-libs/nghttp2-1.10.0:0/1.14::gentoo  USE="cxx threads xml -debug -hpack-tools -jemalloc (-libressl) -static-libs {-test} -utils" ABI_X86="(64) -32 (-x32)" 0 KiB
[ebuild  r  U  ] dev-lang/ocaml-4.04.0:0/4.04.0::gentoo [4.02.3:0/4.02.3::gentoo] USE="X ncurses ocamlopt -emacs -flambda% -latex -xemacs" 0 KiB
[ebuild  N     ] dev-ml/ocamlbuild-0.10.1:0/0.10.1::gentoo  USE="ocamlopt" 189 KiB
[ebuild  r  U  ] dev-ml/camlp4-4.04_p1:0/4.04_p1::gentoo [4.02.1_p3:0/4.02.1_p3::gentoo] USE="ocamlopt" 0 KiB
[ebuild  rR    ] media-libs/vigra-1.9.0::gentoo  USE="fftw hdf5 jpeg openexr png python tiff -doc {-test}" PYTHON_TARGETS="python2_7" 0 KiB
[ebuild  rR    ] dev-ml/lablgl-1.05-r1:0/1.05::gentoo  USE="glut ocamlopt -doc -tk" 0 KiB
[ebuild  rR    ] dev-cpp/libcmis-0.5.2_pre20160820:0.5::gentoo  USE="-man -static-libs {-test}" 0 KiB
[ebuild  rR    ] app-office/libreoffice-5.2.3.3-r1::gentoo  USE="branding cups dbus gtk java postgres (-aqua) -bluetooth (-coinmp) -collada -debug -eds (-firebird) -gltf -gnome -googledrive -gstreamer -gtk3 -jemalloc -kde (-libressl) -mysql -odk -pdfimport -quickstarter (-telepathy) {-test} -vlc" LIBREOFFICE_EXTENSIONS="-nlpsolver -scripting-beanshell -scripting-javascript -wiki-publisher" PYTHON_SINGLE_TARGET="python2_7 -python3_4 (-python3_5)" PYTHON_TARGETS="python2_7 python3_4 (-python3_5)" 0 KiB
[ebuild  rR    ] media-gfx/enblend-4.1.3-r1::gentoo  USE="openmp -debug -doc -gpu -image-cache" 0 KiB
[ebuild  rR    ] media-gfx/luminance-hdr-2.4.0::gentoo  USE="openmp -fits {-test}" CPU_FLAGS_X86="sse2" LINGUAS="de -cs -es -fi -fr -hi -hu -id -it -pl -ro -ru -sk -tr -zh" 0 KiB
[ebuild  rR    ] media-gfx/hugin-2015.0.0-r1::gentoo  USE="lapack sift -debug -python" LINGUAS="de en_GB -ca@valencia -ca_ES -cs_CZ -da -es -eu -fi -fr -hu -it -ja -nl -pl -pt_BR -ro -ru -sk -sv -zh_CN -zh_TW" PYTHON_SINGLE_TARGET="python2_7 -python3_4" PYTHON_TARGETS="python2_7 python3_4" 0 KiB
[ebuild  rR    ] media-sound/clementine-1.3.1-r5::gentoo  USE="cdda dbus mtp projectm udisks -amazoncloud -box -debug -dropbox -googledrive -ipod -lastfm -mms -moodbar -pulseaudio -skydrive {-test} -vkontakte -wiimote" LINGUAS="de en_GB nb -af -ar -be -bg -bn -br -bs -ca -cs -cy -da -el -en_CA -eo -es -et -eu -fa -fi -fr -ga -gl -he -he_IL -hi -hr -hu -hy -ia -id -is -it -ja -ka -kk -ko -lt -lv -mr -ms -my -nl -oc -pa -pl -pt -pt_BR -ro -ru -si_LK -sk -sl -sr -sr@latin -sv -te -tr -tr_TR -uk -uz -vi -zh_CN -zh_TW" 0 KiB

Total: 19 packages (4 upgrades, 1 new, 14 reinstalls), Size of downloads: 189 KiB

The following packages are causing rebuilds:

  (dev-ml/camlp4-4.04_p1:0/4.04_p1::gentoo, ebuild scheduled for merge) causes rebuilds for:
    (dev-ml/lablgl-1.05-r1:0/1.05::gentoo, ebuild scheduled for merge)
  (dev-lang/ocaml-4.04.0:0/4.04.0::gentoo, ebuild scheduled for merge) causes rebuilds for:
    (dev-ml/camlp4-4.04_p1:0/4.04_p1::gentoo, ebuild scheduled for merge)
    (dev-ml/lablgl-1.05-r1:0/1.05::gentoo, ebuild scheduled for merge)
  (dev-libs/boost-1.62.0-r1:0/1.62.0::gentoo, ebuild scheduled for merge) causes rebuilds for:
    (media-gfx/luminance-hdr-2.4.0:0/0::gentoo, ebuild scheduled for merge)
    (media-libs/vigra-1.9.0:0/0::gentoo, ebuild scheduled for merge)
    (dev-libs/librevenge-0.0.4:0/0::gentoo, ebuild scheduled for merge)
    (dev-cpp/libcmis-0.5.2_pre20160820:0.5/0.5::gentoo, ebuild scheduled for merge)
    (media-gfx/enblend-4.1.3-r1:0/0::gentoo, ebuild scheduled for merge)
    (media-sound/clementine-1.3.1-r5:0/0::gentoo, ebuild scheduled for merge)
    (dev-util/mdds-1.2.2:1/1.2::gentoo, ebuild scheduled for merge)
    (media-gfx/hugin-2015.0.0-r1:0/0::gentoo, ebuild scheduled for merge)
    (app-office/libreoffice-5.2.3.3-r1:0/0::gentoo, ebuild scheduled for merge)
    (dev-libs/libixion-0.11.1:0/0.11::gentoo, ebuild scheduled for merge)
    (dev-libs/liborcus-0.11.2:0/0.11::gentoo, ebuild scheduled for merge)
    (net-libs/nghttp2-1.10.0:0/1.14::gentoo, ebuild scheduled for merge)

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