Messages in this thread |  | | From | Nick Desaulniers <> | Date | Tue, 21 Aug 2018 09:35:31 -0700 | Subject | Re: [PATCH] compiler-gcc: get back Clang build |
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On Tue, Aug 21, 2018 at 3:39 AM Joe Perches <joe@perches.com> wrote: > > On Tue, 2018-08-21 at 15:48 +0900, Masahiro Yamada wrote: > > Commit cafa0010cd51 ("Raise the minimum required gcc version to 4.6") > > missed the fact that <linux/compiler-gcc.h> is included by Clang > > as well as by GCC. > > > > Clang actually defines __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__ > > and it looks like GCC 4.2.1. > > > > $ scripts/gcc-version.sh -p clang > > 040201 > > Perhaps this would work, but I can't test it as > my clang version doesn't otherwise build a defconfig > and errors out with > > $ make CC=clang > arch/x86/Makefile:179: *** Compiler lacks asm-goto support.. Stop.
Sorry, we're working on implementing this in clang and llvm for x86. I recently reviewed the design doc, and am trying to see how I can actively help push this along. It's not a small/quick change to llvm, but we're working on it.
-- Thanks, ~Nick Desaulniers
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