nss: Fix build with clang

Add a patch to disable a clang specific warning
and avoid passing clang options to gcc when we have
cross compiler is clang but host compiler is gcc
We do not need to use target cflags when building
native pieces and hence avoid the inter-mixing of
compiler options

(From OE-Core rev: d13640f39f8f467597daa42774102329e82d9b68)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/meta/recipes-support/nss/nss_3.24.bb b/meta/recipes-support/nss/nss_3.24.bb
index 95a33f27d3..caed7fa894 100644
--- a/meta/recipes-support/nss/nss_3.24.bb
+++ b/meta/recipes-support/nss/nss_3.24.bb
@@ -20,6 +20,7 @@ SRC_URI = "\
     file://nss-no-rpath-for-cross-compiling.patch \
     file://nss-fix-incorrect-shebang-of-perl.patch \
     file://nss-fix-nsinstall-build.patch \
+    file://disable-Wvarargs-with-clang.patch \
     file://nss.pc.in \
     file://signlibs.sh \
 "
@@ -62,6 +63,7 @@ do_compile_prepend_class-native() {
 do_compile() {
     export CROSS_COMPILE=1
     export NATIVE_CC="gcc"
+    export NATIVE_FLAGS="${HOST_CFLAGS}"
     export BUILD_OPT=1
 
     export FREEBL_NO_DEPEND=1