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| author |  David Leverton <levertond@googlemail.com>
| 2014-08-28 21:36:08 +0100 |
|---|---|---|
| committer | David Leverton <levertond@googlemail.com>
| 2014-08-28 21:36:08 +0100 |
| commit | 0a1c24adf81bced6328a585e956a1d05246e1acf (patch) | |
| tree | 382e34afbc9d449a39a4e6e7c1e58d7f63160554 | |
| parent | 134128bbb7f2907e80987f23e7a605ec30becf77 (diff) | |
| download | paludis-0a1c24adf81bced6328a585e956a1d05246e1acf.tar.gz paludis-0a1c24adf81bced6328a585e956a1d05246e1acf.tar.xz | |
Remove --enable-visibility
Always enable for GCC (versions that don't have it are way too old
anyway). Disable for clang for now because of
http://llvm.org/bugs/show_bug.cgi?id=20521
| -rw-r--r-- | configure.ac | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/configure.ac b/configure.ac index a99e142..8640008 100644 --- a/configure.ac +++ b/configure.ac @@ -450,25 +450,25 @@ CXXFLAGS="$save_CXXFLAGS" dnl {{{ visibility support AC_MSG_CHECKING([whether to enable visibility]) -AC_ARG_ENABLE([visibility], - AS_HELP_STRING([--enable-visibility], [Enable visibility (g++-4.1)]), - [ENABLE_VISIBILITY=$enableval], - [ENABLE_VISIBILITY=no]) -AC_MSG_RESULT([$ENABLE_VISIBILITY]) -AC_SUBST([ENABLE_VISIBILITY]) -if test "x$ENABLE_VISIBILITY" = "xyes" ; then - AC_MSG_CHECKING([for appropriate compiler visibility flags]) - old_PALUDIS_CXXFLAGS=$PALUDIS_CXXFLAGS - PALUDIS_CXXFLAGS= - CHECK_CXXFLAG([-fvisibility-inlines-hidden]) - CHECK_CXXFLAG([-fvisibility=hidden]) - AC_MSG_RESULT([$PALUDIS_CXXFLAGS]) - PALUDIS_CXXFLAGS_VISIBILITY="$PALUDIS_CXXFLAGS -DPALUDIS_ENABLE_VISIBILITY=1" - PALUDIS_CXXFLAGS=$old_PALUDIS_CXXFLAGS - PALUDIS_ENABLE_VISIBILITY=1 -else - PALUDIS_ENABLE_VISIBILITY=0 -fi +AC_PREPROC_IFELSE([AC_LANG_SOURCE([ +#if ! defined(__GNUC__) || defined(__clang__) +# error no/broken visibility +#endif +])], + [AC_MSG_RESULT([yes]) + AC_MSG_CHECKING([for appropriate compiler visibility flags]) + old_PALUDIS_CXXFLAGS=$PALUDIS_CXXFLAGS + PALUDIS_CXXFLAGS= + CHECK_CXXFLAG([-fvisibility-inlines-hidden]) + CHECK_CXXFLAG([-fvisibility=hidden]) + AC_MSG_RESULT([$PALUDIS_CXXFLAGS]) + PALUDIS_CXXFLAGS_VISIBILITY="$PALUDIS_CXXFLAGS -DPALUDIS_ENABLE_VISIBILITY=1" + PALUDIS_CXXFLAGS=$old_PALUDIS_CXXFLAGS + PALUDIS_ENABLE_VISIBILITY=1 + ], + [AC_MSG_RESULT([no]) + PALUDIS_ENABLE_VISIBILITY=0 + ]) AC_SUBST([PALUDIS_ENABLE_VISIBILITY]) AC_SUBST([PALUDIS_CXXFLAGS_VISIBILITY]) dnl }}} |