2018-01-11 1:21 GMT+09:00 Geert Uytterhoeven <[email protected]>: > Hi Yamada-san, > > On Sun, Dec 10, 2017 at 6:28 AM, Masahiro Yamada > <[email protected]> wrote: >> 2017-11-27 21:25 GMT+09:00 Geert Uytterhoeven <[email protected]>: >>> On Mon, Nov 27, 2017 at 1:15 PM, Masahiro Yamada >>> <[email protected]> wrote: >>>> Geert reported commit ae6b289a3789 ("kbuild: Set KBUILD_CFLAGS before >>>> incl. arch Makefile") broke cross-compilation using a cross-compiler >>>> that supports less compiler options than the host compiler. >>>> >>>> For example, >>>> >>>> cc1: error: unrecognized command line option >>>> "-Wno-unused-but-set-variable" >>>> >>>> This problem happens on architectures that setup CROSS_COMPILE in their >>>> arch/*/Makefile. >>>> >>>> Move the cc-option and cc-disable-warning back to the original position, >>>> but keep the Clang target options. >>>> >>>> Fixes: ae6b289a3789 ("kbuild: Set KBUILD_CFLAGS before incl. arch >>>> Makefile") >>>> Reported-by: Geert Uytterhoeven <[email protected]> >>>> Signed-off-by: Masahiro Yamada <[email protected]> >>> >>> Thanks for the quick response! >>> >>> Tested-by: Geert Uytterhoeven <[email protected]> >> >> Applied to linux-kbuild/fixes. > > Any chance this will be fixed in v4.15? > It fixes a regression introduced in v4.15-rc1. >
Yes, of course. I have queued up just two patches to the fixes branch. I am expecting a little more fixes for make-cache issues, but otherwise, I will send a pull request in a few days. -- Best Regards Masahiro Yamada
