Fix 'use encoding' I/O for code points 0x80..0xFF;

code changes from Inaba Hiroto; test tweaks by jhi.

p4raw-id: //depot/perl@18496

1 files changed, 1 insertions, 0 deletions

diff --git a/sv.h b/sv.h
index 7c5e6dca06..598397e31c 100644
--- a/sv.h
+++ b/sv.h
@@ -1030,6 +1030,7 @@ otherwise.
 #define SV_IMMEDIATE_UNREF	1
 #define SV_GMAGIC		2
 #define SV_COW_DROP_PV		4
+#define SV_UTF8_NO_ENCODING	8
 
 /* We are about to replace the SV's current value. So if it's copy on write
    we need to normalise it. Use the SV_COW_DROP_PV flag hint to say that