Like BSLALG_DECLARE_NESTED_TRAITS, but for four traits.
Declared in <bslalg_typetraits.h>
#define BSLALG_DECLARE_NESTED_TRAITS4(T, TRAIT1, TRAIT2, TRAIT3, TRAIT4)
| Name | Description |
|---|---|
| T | class with which to associate the traits |
| TRAIT1 | first trait tag to associate with T |
| TRAIT2 | second trait tag to associate with T |
| TRAIT3 | third trait tag to associate with T |
| TRAIT4 | fourth trait tag to associate with T |