/* n_18.t:  #define directive.  */

/* Excerpts from ISO C 6.8.3 "Examples".    */

#define OBJ_LIKE        (1-1)

#define FTN_LIKE(a)     ( a )

#define ZERO_TOKEN

/* 18.1:    Definition of an object-like macro. */

/*  (1-1);  */

    OBJ_LIKE;

/* Macro defined to no token.   */

/*  ;   */

    ZERO_TOKEN;

/* 18.2:    Definition of a function-like macro.    */

/*  ( c );  */

    FTN_LIKE( c);

/* 18.3:    Spelling in string identical to parameter is not a parameter.   */

/*  "n1:n2";    */

#define STR( n1, n2)    "n1:n2"

    STR( 1, 2);