Since oe-core is upgrading gcc to 10.1, there is
a compile failure
...
|../../../lxc-4.0.2/src/lxc/cgroups/cgfsng.c:2100:10: error: writing
1 byte into a region of size 0 [-Werror=stringop-overflow=]
| 2100 |   *slash = '\0';
...

Add gcc option `-Werror=stringop-overflow' to workaround the issue

Signed-off-by: Hongxu Jia <[email protected]>
---
 recipes-containers/lxc/lxc_4.0.2.bb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recipes-containers/lxc/lxc_4.0.2.bb 
b/recipes-containers/lxc/lxc_4.0.2.bb
index 441cf96..d0ead81 100644
--- a/recipes-containers/lxc/lxc_4.0.2.bb
+++ b/recipes-containers/lxc/lxc_4.0.2.bb
@@ -67,7 +67,7 @@ ${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'systemd', 
'', d)}"
 
 EXTRA_OECONF += "--enable-log-src-basename"
 
-CFLAGS_append = " -Wno-error=deprecated-declarations"
+CFLAGS_append = " -Wno-error=deprecated-declarations 
-Wno-error=stringop-overflow"
 
 PACKAGECONFIG ??= "templates \
     ${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'systemd', '', d)} \
-- 
2.21.0

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