Re: [PATCH v6 2/2] Kbuild: implement support for DWARF v5

From: Jakub Jelinek
Date: Fri Jan 29 2021 - 15:58:52 EST


On Fri, Jan 29, 2021 at 12:48:11PM -0800, Nick Desaulniers wrote:
> > Should this be...?
> >
> > KBUILD_AFLAGS += -Wa,-gdwarf-5
>
> No; under the set of conditions Clang is compiling .c to .S with DWARF
> v5 assembler directives. GAS will choke unless told -gdwarf-5 via
> -Wa,-gdwarf-5 for .c source files, hence it is a C flag, not an A

Wasn't that fixed in GAS?
https://sourceware.org/bugzilla/show_bug.cgi?id=27195

Jakub