[oe] [PATCH 1/2] mozjs: set -fno-schedule-insns2 on both CFLAGS and CXXFLAGS

[Ricardo Salveti]

Mozjs fails to start on several architectures due broken build
optimizations when building with GCC >= 6.

Set -fno-schedule-insns2 as workaround (flag also used by Firefox and
Debian).

Signed-off-by: Ricardo Salveti <ricardo at foundries.io>
---
 meta-oe/recipes-extended/mozjs/mozjs_52.8.1.bb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/meta-oe/recipes-extended/mozjs/mozjs_52.8.1.bb b/meta-oe/recipes-extended/mozjs/mozjs_52.8.1.bb
index da80b63..adc27ac 100644
--- a/meta-oe/recipes-extended/mozjs/mozjs_52.8.1.bb
+++ b/meta-oe/recipes-extended/mozjs/mozjs_52.8.1.bb
@@ -30,6 +30,11 @@ CONFLICT_DISTRO_FEATURES_mipsarchn32 = "ld-is-gold"
 
 DEPENDS += "nspr zlib"
 
+# Avoid broken JIT on several architectures (from Firefox and Debian)
+# https://bugzilla.mozilla.org/show_bug.cgi?id=1245783
+CFLAGS += "-fno-schedule-insns2"
+CXXFLAGS += "-fno-schedule-insns2"
+
 # nspr's package-config is ignored so set libs manually
 EXTRA_OECONF = " \
     --target=${TARGET_SYS} \
-- 
2.7.4