On Mon, Dec 4, 2023, at 13:08, Naresh Kamboju wrote:
Following build errors noticed on Linux next-20231204 tag with gcc-8 toolchain for arm and arm64.
## Test Regressions (compared to next-20231201)
arm, build
- gcc-8-defconfig
arm64, build
- gcc-8-defconfig
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
Build log arm and arm64:
In file included from drivers/pinctrl/mediatek/pinctrl-moore.h:21, from drivers/pinctrl/mediatek/pinctrl-mt7623.c:11: drivers/pinctrl/mediatek/../core.h:211:21: error: initializer element is not constant (struct group_desc) { \
This apparently comes from c0c8dd0a7773 ("pinctrl: core: Add a convenient define PINCTRL_GROUP_DESC()") and following patches from Andy Shevchenko (added to Cc).
I also checked different compiler versions and found that the new code works fine with gcc-13.2.0, but not with gcc-12 or older.
Arnd