[multiple] quiet clang compiler warnings

src/configfile-glue.c

@@ -317,7 +317,7 @@ static void config_cond_result_trace(connection *con, const data_config *dc, int
       default:                msg = "invalid cond_result_t"; break;
     }
     log_error(con->conf.errh, __FILE__, __LINE__, "%d (%s) result: %s",
-              dc->context_ndx, "uncached"+(cached ? 2 : 0), msg);
+              dc->context_ndx, &"uncached"[cached ? 2 : 0], msg);
 }
 
 static cond_result_t config_check_cond_nocache(connection *con, const data_config *dc, int debug_cond, cond_cache_t *cache);

src/mod_accesslog.c

@@ -259,9 +259,9 @@ static format_fields * accesslog_parse_format(const char * const format, const s
 	 * so 127 should be enough except for obscene custom usage */
 	size_t i, j, k = 0, start = 0;
 	uint32_t used = 0;
-	const uint32_t sz = 127;
+	const uint32_t sz = 127;/* (sz+1 must match fptr[] num elts below) */
 	format_field *f;
-	format_field fptr[sz+1]; /* (128 elements takes 4k on stack in 64-bit) */
+	format_field fptr[128]; /* (128 elements takes 4k on stack in 64-bit) */
 	memset(fptr, 0, sizeof(fptr));
 	if (0 != FIELD_UNSET) return NULL;
 

src/mod_evhost.c

@@ -78,9 +78,9 @@ static buffer * mod_evhost_parse_pattern_err(buffer *bptr) {
 
 static buffer * mod_evhost_parse_pattern(const char *ptr) {
 	uint32_t used = 0;
-	const uint32_t sz = 127;
+	const uint32_t sz = 127;/* (sz+1 must match bptr[] num elts below) */
 	const char *pos;
-	buffer bptr[sz+1]; /* (128 elements takes 2k on stack in 64-bit) */
+	buffer bptr[128]; /* (128 elements takes 2k on stack in 64-bit) */
 	memset(bptr, 0, sizeof(bptr));
 
 	for(pos=ptr;*ptr;ptr++) {

src/network.c

@@ -114,10 +114,10 @@ static int network_host_parse_addr(server *srv, sock_addr *addr, socklen_t *addr
     }
     if (colon) {
         *colon++ = '\0';
-        port = strtol(colon, NULL, 10);
+        port = (unsigned int)strtol(colon, NULL, 10);
         if (port == 0 || port > 65535) {
             log_error(srv->errh, __FILE__, __LINE__,
-              "port not set or out of range: %hd", port);
+              "port not set or out of range: %u", port);
             return -1;
         }
     }