server/protocol.c:972: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned64 by call to `ap_rgetline_core`.

server/protocol.c:948:1: Parameter `r->server->limit_req_line`
946. }
947. 
948. static apr_status_t read_partial_request(request_rec *r) {
     ^
949.     apr_bucket_brigade *tmp_bb;
950.     apr_status_t rv = APR_SUCCESS;

server/protocol.c:962:13: Assignment
960.         int first_line = (r->the_request == NULL);
961.         if (first_line) {
962.             length_limit = r->server->limit_req_line;
                 ^
963.         }
964.         else {

server/protocol.c:972:14: Call
970.         }
971.         /* TODO: use a nonblocking call in place of ap_rgetline */
972.         rv = ap_rgetline(&line, length_limit + 2,
                  ^
973.                          &line_length, r, 0, tmp_bb);
974.         if (rv == APR_SUCCESS) {

server/protocol.c:210:1: <LHS trace>
208.  *        or a full buffer, that's considered an error.
209.  */
210. AP_DECLARE(apr_status_t) ap_rgetline_core(char **s, apr_size_t n,
     ^
211.                                           apr_size_t *read, request_rec *r,
212.                                           int fold, apr_bucket_brigade *bb)

server/protocol.c:210:1: Parameter `n`
  208.  *        or a full buffer, that's considered an error.
  209.  */
  210. AP_DECLARE(apr_status_t) ap_rgetline_core(char **s, apr_size_t n,
       ^
  211.                                           apr_size_t *read, request_rec *r,
  212.                                           int fold, apr_bucket_brigade *bb)

server/protocol.c:378:21: Binary operation: ([0, +oo] - 1):unsigned64 by call to `ap_rgetline_core` 
  376.                     *read = n;
  377.                     /* ensure this string is terminated */
  378.                     (*s)[n-1] = '\0';
                           ^
  379.                     return APR_ENOSPC;
  380.                 }
