Use struct assignment to overcome volatile poisoning.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1236 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/shmlog.c

@@ -365,6 +365,6 @@ VSL_MgtInit(const char *fn, unsigned size)
 	xxxassert(loghead != MAP_FAILED);
 	VSL_stats = &loghead->stats;
 	pp = (void *)(loghead + 1);
-	memcpy(pp, params, sizeof *pp);
+	*pp = *params;
 	params = pp;
 }