3138			Null statement is located close to other code or comments.
	Readability

• the null statement is on a line by itself, or
• the null statement is on a line by itself but is followed by white-space and then a comment.

/*PRQA S 1011,2017,2213,2214,3109,3120,3139,3140,3141,3198,3227,3408 ++*/

#define NOTHING

extern void foo(int n)
{
    int i;

    /* Message 3138 will be generated
       on all the following lines     */
    ;i = 1;
    i = 1;;
    {};
    ;/* ... */
    /* ... */;
    /* ... */ ;
    ;//
    if (n == 1);
    if (n == 2) /* ... */  ;
    for (i = 0; i < n; ++i);
    NOTHING;

    /* It will NOT be generated
       on the following lines     */

    ;
    ; /* comment */

}

See also:

• 3109 Null statement follows other code on the same line.
• 3139 Null statement is obscured by code or comment on the same line.
• 3140 Null statement occurs on a line by itself.
• 3141 Null statement does not occur on a line by itself.