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Groups > linux.kernel > #1692557 > unrolled thread
| Started by | Ingo Molnar <mingo@kernel.org> |
|---|---|
| First post | 2017-07-20 10:40 +0200 |
| Last post | 2017-07-20 18:40 +0200 |
| Articles | 2 — 2 participants |
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Re: [linux-next:master 1341/1811] cc1: error: unrecognized command line option "-mstack-alignment=8" Ingo Molnar <mingo@kernel.org> - 2017-07-20 10:40 +0200
Re: [linux-next:master 1341/1811] cc1: error: unrecognized command line option "-mstack-alignment=8" Matthias Kaehlcke <mka@chromium.org> - 2017-07-20 18:40 +0200
| From | Ingo Molnar <mingo@kernel.org> |
|---|---|
| Date | 2017-07-20 10:40 +0200 |
| Subject | Re: [linux-next:master 1341/1811] cc1: error: unrecognized command line option "-mstack-alignment=8" |
| Message-ID | <u5fa1-4Lf-9@gated-at.bofh.it> |
* kbuild test robot <fengguang.wu@intel.com> wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > head: c981f0b3fb08ee58aacb208fe7f45628af420bba > commit: 79e6b917e69a34d45e83e72f1e9bb7487d5f5832 [1341/1811] x86/build: Fix stack alignment for CLang > config: x86_64-randconfig-a0-07200731 (attached as .config) > compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 > reproduce: > git checkout 79e6b917e69a34d45e83e72f1e9bb7487d5f5832 > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > arch/x86/Makefile:172: Disabling CONFIG_CC_OPTIMIZE_FOR_SIZE. Your compiler does not have -mfentry so you cannot optimize for size with CONFIG_FUNCTION_GRAPH_TRACER. > >> cc1: error: unrecognized command line option "-mstack-alignment=8" > make[2]: *** [kernel/bounds.s] Error 1 > make[2]: Target '__build' not remade because of errors. > make[1]: *** [prepare0] Error 2 > make[1]: Target 'prepare' not remade because of errors. > make: *** [sub-make] Error 2 Ok, I've removed this commit from x86/urgent for now, pending the resolution of this build bug. Thanks, Ingo
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| From | Matthias Kaehlcke <mka@chromium.org> |
|---|---|
| Date | 2017-07-20 18:40 +0200 |
| Message-ID | <u5mEx-1vc-3@gated-at.bofh.it> |
| In reply to | #1692557 |
On Thu, Jul 20, 2017 at 1:29 AM, Ingo Molnar <mingo@kernel.org> wrote: > > * kbuild test robot <fengguang.wu@intel.com> wrote: > >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master >> head: c981f0b3fb08ee58aacb208fe7f45628af420bba >> commit: 79e6b917e69a34d45e83e72f1e9bb7487d5f5832 [1341/1811] x86/build: Fix stack alignment for CLang >> config: x86_64-randconfig-a0-07200731 (attached as .config) >> compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 >> reproduce: >> git checkout 79e6b917e69a34d45e83e72f1e9bb7487d5f5832 >> # save the attached .config to linux build tree >> make ARCH=x86_64 >> >> All errors (new ones prefixed by >>): >> >> arch/x86/Makefile:172: Disabling CONFIG_CC_OPTIMIZE_FOR_SIZE. Your compiler does not have -mfentry so you cannot optimize for size with CONFIG_FUNCTION_GRAPH_TRACER. >> >> cc1: error: unrecognized command line option "-mstack-alignment=8" >> make[2]: *** [kernel/bounds.s] Error 1 >> make[2]: Target '__build' not remade because of errors. >> make[1]: *** [prepare0] Error 2 >> make[1]: Target 'prepare' not remade because of errors. >> make: *** [sub-make] Error 2 > > Ok, I've removed this commit from x86/urgent for now, pending the resolution of > this build bug. Sorry for breaking the build, I will look for a better solution. Matthias
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