Re: [Xen-devel] unable to compile android-hikey-linaro-4.1

[Julien Grall <julien.grall@xxxxxxx>]

On 18/07/2016 19:23, Kamenee Arumugam wrote:
> Hi All,
Hello,

> I am referring to this wiki page (http://wiki.xen.org/wiki/HiKey) to
> setup xen in hikey. I am currently facing problem in building linux (
> android-hikey-linaro-4.1
> <https://github.com/96boards/linux/tree/android-hikey-linaro-4.1> ),but
> I am getting compile error as below:
>
>
> kamenee@kamenee-Lenovo-Z51-70:~/hikey-build/linux$ make ARCH=arm64
> CROSS_COMPILE=aarch64-linux-gnu- -j4
> Makefile:660: Cannot use CONFIG_CC_STACKPROTECTOR_STRONG:
> -fstack-protector-strong not supported by compiler
Based on the description in the Kconfig (CC_STACKPROTECTOR_STRONG) is 
only supported by gcc version 4.9 or above, or a distribution gcc with 
the feature backported.
>   CHK     include/config/kernel.release
>   CHK     include/generated/uapi/linux/version.h
>   HOSTCC  scripts/basic/fixdep
>   HOSTCC  scripts/basic/bin2c
>   CHK     include/generated/utsrelease.h
>   HOSTCC  scripts/dtc/dtc.o
>   HOSTCC  scripts/dtc/flattree.o
>   HOSTCC  scripts/genksyms/genksyms.o
>   CC      kernel/bounds.s
> aarch64-linux-gnu-gcc: error: unrecognized command line option
> ‘-fstack-protector-strong’
> make[1]: *** [kernel/bounds.s] Error 1
> make: *** [prepare0] Error 2
> make: *** Waiting for unfinished jobs....
>   CC      scripts/mod/empty.o
> aarch64-linux-gnu-gcc: error: unrecognized command line option
> ‘-fstack-protector-strong’
> make[2]: *** [scripts/mod/empty.o] Error 1
> make[1]: *** [scripts/mod] Error 2
> make[1]: *** Waiting for unfinished jobs....
>   HOSTCC  scripts/genksyms/parse.tab.o
>   HOSTCC  scripts/dtc/fstree.o
>   HOSTCC  scripts/genksyms/lex.lex.o
>   HOSTCC  scripts/dtc/data.o
>   HOSTCC  scripts/dtc/livetree.o
>   HOSTCC  scripts/dtc/treesource.o
>   HOSTCC  scripts/dtc/srcpos.o
>   HOSTCC  scripts/dtc/checks.o
>   HOSTLD  scripts/genksyms/genksyms
>   HOSTCC  scripts/dtc/util.o
>   HOSTCC  scripts/dtc/dtc-lexer.lex.o
>   HOSTCC  scripts/dtc/dtc-parser.tab.o
>   HOSTLD  scripts/dtc/dtc
> make: *** [scripts] Error 2
>
>
> I am using gcc version 4.8 here. Does any one know how to solve this or
> should I use specific linux repo ?
By either selecting a different stack protector mode or upgrading your 
compiler to at least gcc 4.9.
Regards,

--
Julien Grall

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