From 27fb486eae449df24e5ccb6d5a440d727a06bd4c Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Feb 18 2019 19:33:33 +0000
Subject: gcc: midipix targets: explicitly apply hidden visibility when building libgcc.


Signed-off-by: Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>

---

diff --git a/vars/gcc.vars b/vars/gcc.vars
index 5afa276..cfe3f49 100644
--- a/vars/gcc.vars
+++ b/vars/gcc.vars
@@ -186,12 +186,13 @@ pkg_gcc_stage1_all() {
 
 pkg_gcc_runtime_host_all() {
 	local _restart_at="${1}";
-	export MAKE="make LIBTOOL=slibtool";
+	local _vis_hide="vis_hide=-fvisibility=hidden";
+	export MAKE="make LIBTOOL=slibtool ${_vis_hide}";
 	pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" cross;
 	ex_rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}";
 	# GCC, compiler runtime.
 	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then
-		make ${PKG_MAKEFLAGS_BUILD} all-target-libgcc;
+		make ${PKG_MAKEFLAGS_BUILD} all-target-libgcc ${_vis_hide};
 		ex_pkg_state_set "${PKG_NAME}" build -install;
 	fi;
 	if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then
@@ -258,7 +259,8 @@ pkg_gcc_full_host_all() {
 
 pkg_gcc_full_all() {
 	local _restart_at="${1}" _configure_host="";
-	export MAKE="make LIBTOOL=slibtool";
+	local _vis_hide="vis_hide=-fvisibility=hidden";
+	export MAKE="make LIBTOOL=slibtool ${_vis_hide}";
 	# GCC, native.
 	pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" native;
 	if ! ex_pkg_state_test "${PKG_NAME}" fetch "${_restart_at}"; then
@@ -296,7 +298,7 @@ pkg_gcc_full_all() {
 	fi;
 	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then
 		make ${PKG_MAKEFLAGS_BUILD} all-gcc;
-		make ${PKG_MAKEFLAGS_BUILD} all-target-libgcc;
+		make ${PKG_MAKEFLAGS_BUILD} all-target-libgcc ${_vis_hide};
 		make ${PKG_MAKEFLAGS_BUILD} all-target-libstdc++-v3;
 		make ${PKG_MAKEFLAGS_BUILD} all;
 		ex_pkg_state_set "${PKG_NAME}" build -install;