{"ast_node_type":"other","tokens":[{"end":111,"kind":"keyword","start":0,"text":"//"}]}
            // We can't evaluate constant with substitution now, as generics are not monomorphized in lowering.
        let c = if subst.len(Interner) != 0 {
            intern_const_scalar(ConstScalar::UnevaluatedConst(const_id, subst), ty)