*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on
text data bss dec hex filename
808035 611 6868 815514 c719a busybox_old
804472 611 6868 811951 c63af busybox_unstripped
diff --git a/archival/ar.c b/archival/ar.c
index 0a95e5c..ddc1209 100644
--- a/archival/ar.c
+++ b/archival/ar.c
@@ -16,7 +16,7 @@
#include "libbb.h"
#include "unarchive.h"
-static void header_verbose_list_ar(const file_header_t *file_header)
+static void FAST_FUNC header_verbose_list_ar(const file_header_t *file_header)
{
const char *mode = bb_mode_string(file_header->mode);
char *mtime;