Id write_constant(Id, Word, bool);
static ConstantKey get_constant_key(Id, const Variant &value);
Id get_constant_id(Id, const Variant &value);
Id get_vector_constant_id(Id, unsigned, Id);
Id write_constant(Id, Word, bool);
static ConstantKey get_constant_key(Id, const Variant &value);
Id get_constant_id(Id, const Variant &value);
Id get_vector_constant_id(Id, unsigned, Id);