*: 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/libbb/printable.c b/libbb/printable.c
index 676758a..ae93359 100644
--- a/libbb/printable.c
+++ b/libbb/printable.c
@@ -9,7 +9,7 @@
#include "libbb.h"
-void fputc_printable(int ch, FILE *file)
+void FAST_FUNC fputc_printable(int ch, FILE *file)
{
if ((ch & (0x80 + PRINTABLE_META)) == (0x80 + PRINTABLE_META)) {
fputs("M-", file);