bitbake.conf: Empty out BUILDSDK_CPPFLAGS

The nativesdk sysroot is already being passed in
via --sysroot option, adding -isystem is redundant
and more so it causes build failures with gcc-6
since it messed with internal search order for system
includedirs

see
https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/Q5SWCUUMWQ4EMS7CU2CBOZHV3WZYOOTT/

(From OE-Core rev: 88ec93d152762aedeaa231d2732e9d4b9843795a)

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

1 files changed, 1 insertions, 2 deletions

diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index 07d171deb9..9c865d7dcb 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -495,10 +495,9 @@ PATCHRESOLVE = "noop"
 ##################################################################
 
 export BUILD_CPPFLAGS = "-isystem${STAGING_INCDIR_NATIVE}"
-BUILDSDK_CPPFLAGS = "-isystem${STAGING_INCDIR}"
+BUILDSDK_CPPFLAGS = ""
 export CPPFLAGS = "${TARGET_CPPFLAGS}"
 export TARGET_CPPFLAGS = ""
-#export TARGET_CPPFLAGS = "-isystem${STAGING_DIR_TARGET}${includedir}"
 
 export BUILD_CFLAGS = "${BUILD_CPPFLAGS} ${BUILD_OPTIMIZATION}"
 BUILDSDK_CFLAGS = "${BUILDSDK_CPPFLAGS} ${BUILD_OPTIMIZATION}"