(See summary.) MAKEOPTS=-j1 at time of compile [...] Making all in man make[2]: Entering directory `/var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man' /usr/bin/xmlto man XTest.xml xmlto: /var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man/XTest.xml does not validate (status 3) xmlto: Fix document syntax or use --skip-validation option I/O error : Attempt to load network entity http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd /var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man/XTest.xml:3: warning: failed to load external entity "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"> ^ /var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man/XTest.xml:223: parser error : Entity 'mdash' not defined — <structname>GC</structname>s ^ /var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man/XTest.xml:225: parser error : Entity 'mdash' not defined <structname>Visual</structname>s — ^ I/O error : Attempt to load network entity http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd warning: failed to load external entity "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" validity error : Could not load the external subset "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" Document /var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man/XTest.xml does not validate make[2]: *** [x.stamp] Error 13 make[2]: Leaving directory `/var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999/man' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/var/tmp/portage/x11-libs/libXtst-9999/work/libXtst-9999' make: *** [all] Error 2
Please try to reproduce the bug with a hand-made clone of the repo in your $HOME directory or somewhere else. If you can reproduce the bug, please contact upstream directly. If not, please reopen this bug and provide a full build.log. Thanks
After emerging tons of packages and re-emerging world the package compiled. No idea if there was a unknown dependency or it got fixed upstream.