On Fri, Apr 26, 2019 at 12:06 PM Rasmus Villemoes <li...@rasmusvillemoes.dk> wrote: > > Current versions of clang does not like the %c modifier in inline > assembly for targets other than x86, so any DYNAMIC_DEBUG=y build > fails on arm64. A fix is likely to land in 9.0 (see > https://github.com/ClangBuiltLinux/linux/issues/456), but unbreak the > build for older versions. > > Fixes: arm64: select DYNAMIC_DEBUG_RELATIVE_POINTERS > Reported-by: Nathan Chancellor <natechancel...@gmail.com> > Reported-by: Arnd Bergmann <a...@arndb.de> > Signed-off-by: Rasmus Villemoes <li...@rasmusvillemoes.dk> > --- > Andrew, please apply and/or fold into 9/10. > > arch/arm64/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index d0871d523d5d..315992e33b17 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -83,7 +83,7 @@ config ARM64 > select CRC32 > select DCACHE_WORD_ACCESS > select DMA_DIRECT_REMAP > - select DYNAMIC_DEBUG_RELATIVE_POINTERS > + select DYNAMIC_DEBUG_RELATIVE_POINTERS if CC_IS_GCC || CLANG_VERSION > >= 90000
I just landed the fix for this in Clang, I think around the time you sent the patch. Should ship in Clang 9. Thanks for unbreaking our build. Reviewed-by: Nick Desaulniers <ndesaulni...@google.com> > select EDAC_SUPPORT > select FRAME_POINTER > select GENERIC_ALLOCATOR > -- > 2.20.1 > -- Thanks, ~Nick Desaulniers