[OE-core] [PATCH 1/1] glib-2.0-native:add option march to BUILD_CFLAGS

[Hongxu Jia]

Add option -march to BUILD_CFLAGS in order to let the atomic operations
("lock free") be available while using old version GCC (4.3.4 for example)
on x86 host to compile glib-2.0-native.

Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
---
 meta/recipes-core/glib-2.0/glib-2.0_2.34.3.bb |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/meta/recipes-core/glib-2.0/glib-2.0_2.34.3.bb b/meta/recipes-core/glib-2.0/glib-2.0_2.34.3.bb
index 9854585..07d16bd 100644
--- a/meta/recipes-core/glib-2.0/glib-2.0_2.34.3.bb
+++ b/meta/recipes-core/glib-2.0/glib-2.0_2.34.3.bb
@@ -1,6 +1,6 @@
 require glib.inc
 
-PR = "r0"
+PR = "r1"
 PE = "1"
 
 DEPENDS += "libffi python-argparse-native zlib"
@@ -38,6 +38,10 @@ RDEPENDS_${PN}-ptest += "\
             python-pygobject \
             python-dbus \
            "
+# Add option -march to BUILD_CFLAGS in order to let the atomic operations
+# ("lock free") be available while using old version GCC on x86 host to
+# compile glib-2.0-native
+BUILD_CFLAGS += "-march=${@'${BUILD_ARCH}'.replace('_','-')}"
 
 do_configure_prepend() {
 	sed -i -e '1s,#!.*,#!${USRBINPATH}/env python,' ${S}/gio/gdbus-2.0/codegen/gdbus-codegen.in
-- 
1.7.10.4