From: Jonathan Liu <net147@gmail.com>
Date: Mon, 21 Sep 2015 11:23:44 +0000 (+1000)
Subject: systemd: disable problematic GCC 5.2 optimizations
X-Git-Tag: lucaceresoli/bug-15201-perf-libtraceevent-missing~28852
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=338f18e5808ea0472350d0c26edd0938ffbdcd23;p=thirdparty%2Fopenembedded%2Fopenembedded-core-contrib.git

systemd: disable problematic GCC 5.2 optimizations

This fixes systemd failing to start on Raspberry Pi 2 if it is compiled
with GCC 5.2.

It would try to start "Journal Service" and "udev Kernel Device Manager"
but fail repeatedly.

[YOCTO #8291]

Signed-off-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
---

diff --git a/meta/recipes-core/systemd/systemd_225.bb b/meta/recipes-core/systemd/systemd_225.bb
index f7d4c7df483..4a19ff4c634 100644
--- a/meta/recipes-core/systemd/systemd_225.bb
+++ b/meta/recipes-core/systemd/systemd_225.bb
@@ -123,6 +123,9 @@ EXTRA_OECONF = " --with-rootprefix=${rootprefix} \
 # uclibc does not have NSS
 EXTRA_OECONF_append_libc-uclibc = " --disable-myhostname "
 
+# disable problematic GCC 5.2 optimizations [YOCTO #8291]
+FULL_OPTIMIZATION += "-fno-schedule-insns -fno-schedule-insns2"
+
 do_configure_prepend() {
 	export NM="${HOST_PREFIX}gcc-nm"
 	export AR="${HOST_PREFIX}gcc-ar"