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From:   Naresh Kamboju <naresh.kamboju@linaro.org>
Date:   Tue, 22 Nov 2022 14:38:28 +0530
Message-ID: <CA+G9fYvCWwndXdsvuW7iJ25wgfN6_iMY-OC_z6ufSwiJkzFFMw@mail.gmail.com>
Subject: next-20221122: tinyconfig: ppc n s390: kernel/printk/printk.c:95:1:
 error: type specifier missing, defaults to 'int'; ISO C99 and later do not
 support implicit int [-Werror,-Wimplicit-int]
To:     open list <linux-kernel@vger.kernel.org>, llvm@lists.linux.dev,
        lkft-triage@lists.linaro.org
Cc:     Nathan Chancellor <nathan@kernel.org>,
        John Ogness <john.ogness@linutronix.de>,
        Petr Mladek <pmladek@suse.com>,
        Sergey Senozhatsky <senozhatsky@chromium.org>
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Precedence: bulk

Today's Linux next 20221122 tag clang-15 tinyconfig builds fails on
powerpc and s390 architectures.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

make --silent --keep-going --jobs=8
O=/home/tuxbuild/.cache/tuxmake/builds/1/build LLVM_IAS=0 ARCH=s390
CROSS_COMPILE=s390x-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache
clang'

kernel/printk/printk.c:95:1: error: type specifier missing, defaults
to 'int'; ISO C99 and later do not support implicit int
[-Werror,-Wimplicit-int]
DEFINE_STATIC_SRCU(console_srcu);
^
int
kernel/printk/printk.c:95:20: error: a parameter list without types is
only allowed in a function definition
DEFINE_STATIC_SRCU(console_srcu);
                   ^
kernel/printk/printk.c:261:29: error: use of undeclared identifier
'console_srcu'
                     srcu_read_lock_held(&console_srcu));
                                          ^
kernel/printk/printk.c:288:33: error: use of undeclared identifier
'console_srcu'
        return srcu_read_lock_nmisafe(&console_srcu);
                                       ^
kernel/printk/printk.c:300:28: error: use of undeclared identifier
'console_srcu'
        srcu_read_unlock_nmisafe(&console_srcu, cookie);
                                  ^
kernel/printk/printk.c:3122:20: error: use of undeclared identifier
'console_srcu'
        synchronize_srcu(&console_srcu);
                          ^
kernel/printk/printk.c:3469:20: error: use of undeclared identifier
'console_srcu'
        synchronize_srcu(&console_srcu);
                          ^
kernel/printk/printk.c:3521:20: error: use of undeclared identifier
'console_srcu'
        synchronize_srcu(&console_srcu);
                          ^
8 errors generated.

log:
https://builds.tuxbuild.com/2HtTqOb2b83eGTzpS4bjLf59Agd/

Build history:
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20221122/testrun/13121925/suite/build/test/clang-15-tinyconfig/history/

--
Linaro LKFT
https://lkft.linaro.org