{"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"fn"}]}
    fn check_legacy_const_generics(&mut self, callee: Ty, args: &[ExprId]) -> Box<[u32]> {
    /// Returns the argument indices to skip.
        let (func, subst) = match callee.kind(Interner) {