*: 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

1 files changed, 1 insertions, 1 deletions

diff --git a/libbb/concat_path_file.c b/libbb/concat_path_file.c
index dd6909fc2..fb533547e 100644
--- a/libbb/concat_path_file.c
+++ b/libbb/concat_path_file.c
@@ -16,7 +16,7 @@
 
 #include "libbb.h"
 
-char *concat_path_file(const char *path, const char *filename)
+char* FAST_FUNC concat_path_file(const char *path, const char *filename)
 {
         char *lc;