unsigned chars are the default on ARM, so breakage is probably limited, but let's point it out to be sure anyways.
Signed-off-by: Ahmad Fatoum <a.fat...@pengutronix.de> --- Documentation/migration-guides/migration-2025.06.0.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/migration-guides/migration-2025.06.0.rst b/Documentation/migration-guides/migration-2025.06.0.rst index ce39b117c8cb..54d9d0f132d7 100644 --- a/Documentation/migration-guides/migration-2025.06.0.rst +++ b/Documentation/migration-guides/migration-2025.06.0.rst @@ -6,3 +6,9 @@ Configuration options * ``CONFIG_USB_ONBOARD_HUB`` has been renamed to ``CONFIG_USB_ONBOARD_DEV`` for compatibility with Linux. + +Board code +---------- + +The C ``char`` data type is now always unsigned. This may affect code +assuming ``char`` to be signed as was the default on x86, mips and kvx. -- 2.39.5
