From: Nicholas Clark <nick@ccl4.org>
Date: Thu, 23 Feb 2006 19:40:23 +0000 (+0000)
Subject: Shrink struct body_details and hence sv.o slightly further by using
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=2cc75b4359d1ce36ef0885433a8dccab2c13b2ef;p=p5sagit%2Fp5-mst-13.2.git

Shrink struct body_details and hence sv.o slightly further by using
bitfields.

p4raw-id: //depot/perl@27291
---

diff --git a/sv.c b/sv.c
index 010ee49..024b661 100644
--- a/sv.c
+++ b/sv.c
@@ -845,9 +845,9 @@ struct body_details {
     U8 body_size;	/* Size to allocate  */
     U8 copy;	/* Size of structure to copy (may be shorter)  */
     U8 offset;
-    bool cant_upgrade;	/* Cannot upgrade this type */
-    bool zero_nv;	/* zero the NV when upgrading from this */
-    bool arena;		/* Allocated from an arena */
+    unsigned int cant_upgrade : 1;	/* Cannot upgrade this type */
+    unsigned int zero_nv : 1;	/* zero the NV when upgrading from this */
+    unsigned int arena : 1;		/* Allocated from an arena */
     size_t arena_size;	/* Size of arena to allocate */
 };