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| author | nijtmans <nijtmans> | 2010-03-29 22:31:53 (GMT) |
|---|---|---|
| committer | nijtmans <nijtmans> | 2010-03-29 22:31:53 (GMT) |
| commit | 1800bb7cff79bda28c05c8702f44b3fe5d069716 (patch) | |
| tree | eff66796a786683d5d37ecc0e2ada204fa740b21 /unix/tcl.m4 | |
| parent | 1df0c99376f51c3ea31e38fb947ba43057cafa9a (diff) | |
| download | tcl-1800bb7cff79bda28c05c8702f44b3fe5d069716.zip tcl-1800bb7cff79bda28c05c8702f44b3fe5d069716.tar.gz tcl-1800bb7cff79bda28c05c8702f44b3fe5d069716.tar.bz2 | |
Only test for -visibility=hidden with gcc
(Second remark in [Bug 2976508])
Diffstat (limited to 'unix/tcl.m4')
| -rw-r--r-- | unix/tcl.m4 | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4 index d6769af..06b6ae6 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -1052,10 +1052,15 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [ AC_CACHE_CHECK([if compiler supports visibility "hidden"], tcl_cv_cc_visibility_hidden, [ - hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -fvisibility=hidden -Werror" - AC_TRY_COMPILE(,, tcl_cv_cc_visibility_hidden=yes, - tcl_cv_cc_visibility_hidden=no) - CFLAGS=$hold_cflags]) + AS_IF([test "$GCC" = yes], [ + hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -fvisibility=hidden -Werror" + AC_TRY_COMPILE(,, tcl_cv_cc_visibility_hidden=yes, + tcl_cv_cc_visibility_hidden=no) + CFLAGS=$hold_cflags + ], [ + tcl_cv_cc_visibility_hidden=no + ]) + ]) AS_IF([test $tcl_cv_cc_visibility_hidden = yes], [ CFLAGS="$CFLAGS -fvisibility=hidden" ], [ |