src/http/modules/ngx_http_fastcgi_module.c:2441: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned64.

src/http/modules/ngx_http_fastcgi_module.c:2431:5: <LHS trace>
2429.     }
2430. 
2431.     ngx_memzero(&u, sizeof(ngx_url_t));
          ^
2432. 
2433.     u.url = value[1];

src/http/modules/ngx_http_fastcgi_module.c:2431:5: Unknown value from: __infer_skip
2429.     }
2430. 
2431.     ngx_memzero(&u, sizeof(ngx_url_t));
          ^
2432. 
2433.     u.url = value[1];

src/http/modules/ngx_http_fastcgi_module.c:2436:31: Call
2434.     u.no_resolve = 1;
2435. 
2436.     flcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0);
                                    ^
2437.     if (flcf->upstream.upstream == NULL) {
2438.         return NGX_CONF_ERROR;

src/http/ngx_http_upstream.c:3902:1: Parameter `*u->url.data`
  3900. 
  3901. 
  3902. ngx_http_upstream_srv_conf_t *
        ^
  3903. ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags)
  3904. {

src/http/modules/ngx_http_fastcgi_module.c:2441:9: Binary operation: ([0, +oo] - 1):unsigned64
2439.     }
2440. 
2441.     if (clcf->name.data[clcf->name.len - 1] == '/') {
              ^
2442.         clcf->auto_redirect = 1;
2443.     }
