Messages in this thread | | | Date | Thu, 1 Dec 2022 17:13:31 +0100 | From | Miquel Raynal <> | Subject | Re: ld.lld: error: undefined symbol: __udivdi3 |
| |
Hi Nathan,
nathan@kernel.org wrote on Thu, 1 Dec 2022 09:00:57 -0700:
> On Thu, Dec 01, 2022 at 09:16:10AM +0100, Miquel Raynal wrote: > > Hi Mikhail, Hiroshi, > > > > lkp@intel.com wrote on Thu, 1 Dec 2022 01:46:36 +0800: > > > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > > head: 01f856ae6d0ca5ad0505b79bf2d22d7ca439b2a1 > > > commit: 9b78ef0c7997052e9eaa0f7a4513d546fa17358c mtd: parsers: add support for Sercomm partitions > > > date: 6 months ago > > > config: mips-randconfig-r033-20221128 > > > compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 6e4cea55f0d1104408b26ac574566a0e4de48036) > > > reproduce (this is a W=1 build): > > > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > > > chmod +x ~/bin/make.cross > > > # install mips cross compiling tool for clang build > > > # apt-get install binutils-mipsel-linux-gnu > > > # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9b78ef0c7997052e9eaa0f7a4513d546fa17358c > > > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > > > git fetch --no-tags linus master > > > git checkout 9b78ef0c7997052e9eaa0f7a4513d546fa17358c > > > # save the config file > > > mkdir build_dir && cp config build_dir/.config > > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash > > > > > > If you fix the issue, kindly add following tag where applicable > > > | Reported-by: kernel test robot <lkp@intel.com> > > > > > > All errors (new ones prefixed by >>): > > > > > > >> ld.lld: error: undefined symbol: __udivdi3 > > > >>> referenced by scpart.c > > > >>> mtd/parsers/scpart.o:(scpart_parse) in archive drivers/built-in.a > > > > > > > Can you please try to reproduce this with a mips toolchain as advised > > and send a fix? > > For what it's worth, this is likely our bug: > > https://github.com/ClangBuiltLinux/linux/issues/1635 > > It sounds like there are some merged LLVM patches that should help but I > guess not based on this report...
Ah, yeah, thanks a lot for the share.
Cheers, Miquèl
| |