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SubjectRe: [PATCH] objtool: remove workaround for unreachable warnings from old GCC
On Mon, Aug 27, 2018 at 12:39:43PM +0900, Masahiro Yamada wrote:
> Commit cafa0010cd51 ("Raise the minimum required gcc version to 4.6")
> bumped the minimum GCC version to 4.6 for all architectures.
>
> This effectively reverts commit da541b20021c ("objtool: Skip
> unreachable warnings for GCC 4.4 and older"), which was a workaround
> for GCC 4.4 or older.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>

> ---
>
> scripts/Makefile.build | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/scripts/Makefile.build b/scripts/Makefile.build
> index 1c48572..5a2d1c9 100644
> --- a/scripts/Makefile.build
> +++ b/scripts/Makefile.build
> @@ -246,8 +246,6 @@ objtool_args += --no-fp
> endif
> ifdef CONFIG_GCOV_KERNEL
> objtool_args += --no-unreachable
> -else
> -objtool_args += $(call cc-ifversion, -lt, 0405, --no-unreachable)
> endif
> ifdef CONFIG_RETPOLINE
> ifneq ($(RETPOLINE_CFLAGS),)
> --
> 2.7.4
>

--
Josh

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