src/http/ngx_http_core_module.c:4085: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned64 by call to `ngx_parse_size`.

src/http/ngx_http_core_module.c:4082:13: Assignment
4080. 
4081.         if (ngx_strncmp(value[n].data, "rcvbuf=", 7) == 0) {
4082.             size.len = value[n].len - 7;
                  ^
4083.             size.data = value[n].data + 7;
4084. 

src/http/ngx_http_core_module.c:4085:28: Call
4083.             size.data = value[n].data + 7;
4084. 
4085.             lsopt.rcvbuf = ngx_parse_size(&size);
                                 ^
4086.             lsopt.set = 1;
4087.             lsopt.bind = 1;

src/core/ngx_parse.c:12:1: <LHS trace>
10. 
11. 
12. ssize_t
    ^
13. ngx_parse_size(ngx_str_t *line)
14. {

src/core/ngx_parse.c:12:1: Parameter `line->len`
  10. 
  11. 
  12. ssize_t
      ^
  13. ngx_parse_size(ngx_str_t *line)
  14. {

src/core/ngx_parse.c:19:5: Assignment
  17.     ssize_t  size, scale, max;
  18. 
  19.     len = line->len;
          ^
  20.     unit = line->data[len - 1];
  21. 

src/core/ngx_parse.c:20:12: Binary operation: ([0, +oo] - 1):unsigned64 by call to `ngx_parse_size` 
  18. 
  19.     len = line->len;
  20.     unit = line->data[len - 1];
                 ^
  21. 
  22.     switch (unit) {
