diff -Naurp php-5.5.9/configure php-5.5.9.oden/configure --- php-7.2.0-o/configure 2017-12-03 13:50:50.349940046 +0100 +++ php-7.2.0/configure 2017-12-03 16:06:38.949359243 +0100 @@ -5422,42 +5420,6 @@ ;; esac -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts -fvisibility=hidden" >&5 -$as_echo_n "checking whether C compiler accepts -fvisibility=hidden... " >&6; } -if ${ax_cv_check_cflags___fvisibility_hidden+:} false; then : - $as_echo_n "(cached) " >&6 -else - - ax_check_save_flags=$CFLAGS - CFLAGS="$CFLAGS -fvisibility=hidden" - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -int -main () -{ - - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - ax_cv_check_cflags___fvisibility_hidden=yes -else - ax_cv_check_cflags___fvisibility_hidden=no -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext - CFLAGS=$ax_check_save_flags -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_check_cflags___fvisibility_hidden" >&5 -$as_echo "$ax_cv_check_cflags___fvisibility_hidden" >&6; } -if test "x$ax_cv_check_cflags___fvisibility_hidden" = xyes; then : - CFLAGS="$CFLAGS -fvisibility=hidden" -else - : -fi - - case $host_alias in *solaris*) CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS" --- php-7.2.0-o/configure.ac 2017-12-03 13:50:48.245939960 +0100 +++ php-7.2.0/configure.ac 2017-12-03 19:27:42.596889514 +0100 @@ -275,8 +275,6 @@ dnl Mark symbols hidden by default if the compiler (for example, gcc >= 4) dnl supports it. This can help reduce the binary size and startup time. -AX_CHECK_COMPILE_FLAG([-fvisibility=hidden], - [CFLAGS="$CFLAGS -fvisibility=hidden"]) case $host_alias in *solaris*)