linux-kernel - linux: build faulure: error: "__has

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <c1b1a299-c60d-28a4-07ab-1ecd211d6da9@i-love.sakura.ne.jp>
Date:   Tue, 14 Sep 2021 22:41:45 +0900
From:   Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
To:     Nathan Chancellor <nathan@...nel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: linux: build faulure: error: "__has_attribute" is not defined

Hello.

With gcc (GCC) 8.3.1 20190311 (Red Hat 8.3.1-3) on d0ee23f9d78be553 ("tools:
compiler-gcc.h: Guard error attribute use with __has_attribute"), I get

  CC      /usr/src/linux/tools/objtool/exec-cmd.o
In file included from /usr/src/linux/tools/include/linux/compiler_types.h:36:0,
                 from /usr/src/linux/tools/include/linux/compiler.h:5,
                 from exec-cmd.c:2:
/usr/src/linux/tools/include/linux/compiler-gcc.h:19:5: error: "__has_attribute" is not defined [-Werror=undef]
 #if __has_attribute(__error__)
     ^
/usr/src/linux/tools/include/linux/compiler-gcc.h:19:20: error: missing binary operator before token "("
 #if __has_attribute(__error__)
                    ^
cc1: all warnings being treated as errors
make[5]: *** [/usr/src/linux/tools/objtool/exec-cmd.o] Error 1
make[4]: *** [/usr/src/linux/tools/objtool/libsubcmd-in.o] Error 2
make[3]: *** [/usr/src/linux/tools/objtool/libsubcmd.a] Error 2
make[2]: *** [objtool] Error 2
make[1]: *** [tools/objtool] Error 2
make: *** [__sub-make] Error 2


On 2021/09/14 15:22, Stephen Rothwell wrote:
> This is known and being addressed.

Can you tell me the commit ?