Messages in this thread | | | From | Arnd Bergmann <> | Date | Wed, 21 Feb 2018 10:44:27 +0100 | Subject | Re: [PATCH 3/7] [HACK] pass endianess flag to LTO linker |
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On Wed, Feb 21, 2018 at 4:15 AM, Nicolas Pitre <nicolas.pitre@linaro.org> wrote: > On Tue, 20 Feb 2018, Arnd Bergmann wrote: > >> We need some way to pass -mbig-endian to the linker during the >> LTO link stage, otherwise we get a waning like >> >> arm-linux-gnueabi/bin/ld: arch/arm/lib/clearbit.o: compiled for a big endian system and target is little endian >> >> for each file we link in. >> >> There is probably a better method of passing that flag, I'm just >> adding it to a different hack that I added earlier for x86 LTO >> here. > > Didn't the patch below fix it for you already?
I think the problem here is that -mbig-endian is part of KBUILD_CPPFLAGS, not KBUILD_CFLAGS. We add the latter to the gcc-ld command line, but not the former.
Arnd
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