diff options
Diffstat (limited to 'unix/configure')
| -rwxr-xr-x | unix/configure | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/unix/configure b/unix/configure index 4fdddd4..2483e4a 100755 --- a/unix/configure +++ b/unix/configure @@ -6479,7 +6479,7 @@ if test "${tcl_cv_cc_visibility_hidden+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else - if test "$GCC" = yes -a "$SHARED_BUILD" = 1; then + if test "$SHARED_BUILD" = 1; then hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -fvisibility=hidden -Werror" cat >conftest.$ac_ext <<_ACEOF @@ -6492,6 +6492,9 @@ cat >>conftest.$ac_ext <<_ACEOF int main () { +#if !defined(__GNUC__) || __GNUC__ < 4 +#error visibility hidden is not supported for this compiler +#endif ; return 0; |