For the same reason as commit  e77491e  ("generator: yml: Drop LLVM 11
builds for mainline").
Signed-off-by: Nathan Chancellor <nathan@kernel.org>

Signed-off-by: Nathan Chancellor <nathan@kernel.org>

This is due to a change on the clang side. A patch has been submitted to
fix Linux but it will take some time to filter through all trees. To
make it easier to spot other regressions, apply the fix, which will be
dropped as it is merged into the various trees.
Signed-off-by: Nathan Chancellor <nathan@kernel.org>

This warning was caused by a recent LLVM main change. To avoid having
known breakage, apply the submitted upstream fix until it can flow down
from mainline to stable.
Signed-off-by: Nathan Chancellor <nathan@kernel.org>