struct declaration_array *
array_declaration_new(size_t len, struct declaration *elem_declaration,
struct declaration_scope *parent_scope);
+uint64_t array_len(struct definition_array *array);
struct definition *array_index(struct definition_array *array, uint64_t i);
/*
sequence_declaration_new(struct declaration_integer *len_declaration,
struct declaration *elem_declaration,
struct declaration_scope *parent_scope);
+uint64_t sequence_len(struct definition_sequence *sequence);
struct definition *sequence_index(struct definition_sequence *sequence, uint64_t i);
/*