* GCC documents -fvisibility at least as far back as the GCC 4.0 online
documentation at
<https://gcc.gnu.org/onlinedocs/gcc-4.0.4/gcc/Code-Gen-Options.html>.
* For external code, odk/settings/settings.mk unconditionally set
HAVE_GCC_VISIBILITY_FEATURE for all platforms other than Windows.
Make this a fatal configure error for now. The check should be removed
completely after LO 5.3 branch-off.
Change-Id: I1de415b6ed1591e0a7b6640ece861b6f0ef74112
Reviewed-on: https://gerrit.libreoffice.org/29073
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Tested-by: Stephan Bergmann <sbergman@redhat.com>
Modules sal, salhelper, cppu, cppuhelper, codemaker (selectively) and odk
have kept them, in order not to break external API (the automatic using declaration
is LO-internal).
Change-Id: I588fc9e0c45b914f824f91c0376980621d730f09
we may want to use syntax highlighter class from svtools later,
which is not available for l10ntools
Change-Id: I5a06b77cb6935e3ef68015fb608aa26ac7c53fac