转自：http://blog.csdn.net/ztguang/article/details/52856076
trip: libpagemap_32 (out/target/product/xx/obj_arm/lib/libpagemap.so)
target Strip: librilutils_32 (out/target/product/xx/obj_arm/lib/librilutils.so)
target Strip: libtinyxml_32 (out/target/product/xx/obj_arm/lib/libtinyxml.so)
clang: error: linker command failed with exit code 1 (use -v to see invocation)
drivers/soc/qcom/Kconfig:310:warning: choice value used outside its choice group
drivers/soc/qcom/Kconfig:315:warning: choice value used outside its choice group
#
# configuration written to .config
#
make[2]: Leaving directory '/home/xx/xx/6.0/android/xx/out/target/product/xx/obj/KERNEL_OBJ'
make[1]: Leaving directory '/home/xx/xx/6.0/android/xx/kernel'
make[1]: Entering directory '/home/xx/xx/6.0/android/xx/kernel'
make[2]: Entering directory '/home/xx/xx/6.0/android/xx/out/target/product/xx/obj/KERNEL_OBJ'
build/core/host_shared_library_internal.mk:51: recipe for target 'out/host/linux-x86/obj/lib/libart.so' failed
make: *** [out/host/linux-x86/obj/lib/libart.so] Error 1
make: *** 正在等待未完成的任务....
clang编译器导致的问题，目前可行的修改方法时在art/build/Android.common_build.mk ,中将host 默认编辑器使用clang关掉，找到WITHOUT_HOST_CLANG
关闭clang即可
# Host.
ART_HOST_CLANG := false
ifneq ($(WITHOUT_HOST_CLANG),true)
# By default, host builds use clang for better warnings.
ART_HOST_CLANG := false
endif