mesa: Pass needed clang flags via BINDGEN_EXTRA_CLANG_ARGS

This is needed for clang to find the c++ headers when invoked via
bindgen

Fixes
| /mnt/b/yoe/master/sources/poky/build/tmp/work/cortexa57-poky-linux/mesa/25.0.2/recipe-sysroot/usr/include/llvm/ADT/DenseMapInfo.h:17:10: fatal error: 'cassert' file not found
| Unable to generate bindings: clang diagnosed error: /mnt/b/yoe/master/sources/poky/build/tmp/work/cortexa57-poky-linux/mesa/25.0.2/recipe-sysroot/usr/include/llvm/ADT/DenseMapInfo.h:17:10: fatal error: 'cassert' file not found
|

(From OE-Core rev: 6d9f95a25dd32871e8c07ec3295a216236b3a7e0)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/meta/recipes-graphics/mesa/mesa.inc b/meta/recipes-graphics/mesa/mesa.inc
index 2b0ade496f..0356a13ecf 100644
--- a/meta/recipes-graphics/mesa/mesa.inc
+++ b/meta/recipes-graphics/mesa/mesa.inc
@@ -265,6 +265,10 @@ PACKAGES =+ "libegl-mesa libegl-mesa-dev \
              mesa-vdpau-drivers mesa-tools \
             "
 
+do_compile:prepend:class-target() {
+    export BINDGEN_EXTRA_CLANG_ARGS="${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS} --target=${TARGET_SYS}"
+}
+
 do_install:append () {
     # libwayland-egl has been moved to wayland 1.15+
     rm -f ${D}${libdir}/libwayland-egl*