Re: [gentoo-user] Can't rebuild gentoo kernel-4.9.16 with gcc-5.4.0

[J. Roeleveld]

On May 30, 2017 12:56:18 PM GMT+02:00, Mick <michaelkintzios@×××××.com> wrote:
>I tried to change the kernel config file and then rebuild the kernel,
>but it
>fails like this on two up to date stable systems:
>
># make && make modules_install && make firmware_install
>  HOSTCC  scripts/kconfig/conf.o
>  HOSTLD  scripts/kconfig/conf
>scripts/kconfig/conf  --silentoldconfig Kconfig
>  HOSTCC  arch/x86/tools/relocs_32.o
>  HOSTCC  arch/x86/tools/relocs_64.o
>  HOSTCC  arch/x86/tools/relocs_common.o
>  HOSTLD  arch/x86/tools/relocs
>  CHK     include/config/kernel.release
>  CHK     include/generated/uapi/linux/version.h
>  CHK     include/generated/utsrelease.h
>  CC      arch/x86/purgatory/purgatory.o
>  AS      arch/x86/purgatory/stack.o
>  AS      arch/x86/purgatory/setup-x86_64.o
>  CC      arch/x86/purgatory/sha256.o
>  AS      arch/x86/purgatory/entry64.o
>  CC      arch/x86/purgatory/string.o
>  LD      arch/x86/purgatory/purgatory.ro
>  BIN2C   arch/x86/purgatory/kexec-purgatory.c
>  CC      kernel/bounds.s
>  CHK     include/generated/bounds.h
>  CHK     include/generated/timeconst.h
>  CC      arch/x86/kernel/asm-offsets.s
>  CHK     include/generated/asm-offsets.h
>  CALL    scripts/checksyscalls.sh
>  DESCEND  objtool
>make[4]: *** No rule to make target '/usr/lib/gcc/x86_64-pc-linux-
>gnu/4.9.4/include/stddef.h', needed by '/usr/src/linux-4.9.16-
>gentoo/tools/objtool/fixdep.o'.  Stop.
>make[3]: *** [Makefile:42:
>/usr/src/linux-4.9.16-gentoo/tools/objtool/fixdep-
>in.o] Error 2
>make[2]: ***
>[/usr/src/linux-4.9.16-gentoo/tools/build/Makefile.include:4:
>fixdep] Error 2
>make[1]: *** [Makefile:60: objtool] Error 2
>make: *** [Makefile:1614: tools/objtool] Error 2
>
>
># gcc-config -l
> [1] x86_64-pc-linux-gnu-5.4.0 *
>
>
>Why is this happening and how can I fix it?  Running fix_libtool.sh on
>4.9.4
>doesn't change anything.  :-/
>
>Am I supposed to emerge a later version gentoo-sources to be able to
>build a
>kernel with gcc-5.4.0?

After gcc-config, make sure you run:
# env-update
# source /etc/profile

It looks like something still points to your old compiler.

--
Joost
-- 
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