Document PRIVSHIFT.

Subject: [PATCH] two small doc patches
Message-ID: <3yC19gzkguTO092yn@efn.org>

p4raw-id: //depot/perl@18151

diff --git a/sv.h b/sv.h
index 8164b51..a77a193 100644 (file)
--- a/sv.h
+++ b/sv.h
@@ -183,7 +183,7 @@ perform the upgrade if necessary.  See C<svtype>.
 
 #define SVf_AMAGIC     0x10000000      /* has magical overloaded methods */
 
-#define PRIVSHIFT 8
+#define PRIVSHIFT 8    /* (SVp_?OK >> PRIVSHIFT) == SVf_?OK */
 
 /* Some private flags. */