The source project of this merge request has been removed.
Ignore clang warnings on anon structs and uninons
Ignore the clang -Wc11-extensions warnings on the anonymouns struct and union in Dav1dWarpedMotionParams.
include/dav1d/headers.h is a public header. Therefore, it is also compiled by build systems of dav1d clients, which may use C99 and have the clang -Wc11-extensions warnings enabled.