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Message-ID: <CA+G9fYvVZmOJvf=+JM8LRGxV6ynCPuPreipCP3+fmti=M+dxwA@mail.gmail.com>
Date: Thu, 17 Aug 2023 15:33:18 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: clang-built-linux <llvm@...ts.linux.dev>,
open list <linux-kernel@...r.kernel.org>,
lkft-triage@...ts.linaro.org
Cc: Kristina Martsenko <kristina.martsenko@....com>,
Catalin Marinas <catalin.marinas@....com>,
Mark Brown <broonie@...nel.org>, Arnd Bergmann <arnd@...db.de>,
Anders Roxell <anders.roxell@...aro.org>,
Nathan Chancellor <nathan@...nel.org>,
Nick Desaulniers <ndesaulniers@...gle.com>
Subject: selftests: arm64: hwcap.c:51:15: error: instruction requires: crc
While building selftests arm64 following warnings / errors noticed on the
Linux next-20230817 tag ( from next-20230815 )
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
Build errors:
------------
selftests/arm64/abi/hwcap
hwcap.c:51:15: error: instruction requires: crc
51 | asm volatile("crc32w w0, w0, w1");
| ^
<inline asm>:1:2: note: instantiated into assembly here
1 | crc32w w0, w0, w1
| ^
1 error generated.
make[5]: *** [../../lib.mk:181: selftests/arm64/abi/hwcap] Error 1
Links:
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUygecrDx/
Steps to reproduce:
tuxmake --runtime podman --target-arch arm64 --toolchain clang-17
--kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUygecrDx/config
LLVM=1 LLVM_IAS=1 dtbs dtbs-legacy headers kernel kselftest modules
--
Linaro LKFT
https://lkft.linaro.org
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