/* n_3.t:   Handling of comment.    */

/* 3.1: A comment is converted to one space.    */
/*  abc de  */
    abc/* comment */de

/* 3.2: // is not a comment of C.   */
#if 0   /* This feature is obsolete now.  */
/*  // is not a comment of C    */
    // is not a comment of C
#endif

/* 3.3: Comment is parsed prior to the parsing of preprocessing directive.  */
/*  abcd    */
#if     0
    "nonsence"; /*
#else
    still in
    comment     */
#else
#define MACRO_abcd  /*
    in comment
    */  abcd
#endif
    MACRO_abcd