svn commit: r212886 - head/sbin/growfs

Marcel Moolenaar marcel at FreeBSD.org
Mon Sep 20 04:20:56 UTC 2010


Author: marcel
Date: Mon Sep 20 04:20:55 2010
New Revision: 212886
URL: http://svn.freebsd.org/changeset/base/212886

Log:
  Unbreak the build on strong-aligned architectures (arm, ia64).
  Casting from (char *) to (struct ufs1_dinode *) changes the
  alignment requirement of the pointer and GCC does not know that
  the pointer is adequately aligned (due to malloc(3)), and warns
  about it. Cast to (void *) first to by-pass the check.

Modified:
  head/sbin/growfs/growfs.c

Modified: head/sbin/growfs/growfs.c
==============================================================================
--- head/sbin/growfs/growfs.c	Sun Sep 19 21:56:41 2010	(r212885)
+++ head/sbin/growfs/growfs.c	Mon Sep 20 04:20:55 2010	(r212886)
@@ -452,7 +452,7 @@ initcg(int cylno, time_t utime, int fso,
 		bzero(iobuf, sblock.fs_bsize);
 		for (i = 0; i < sblock.fs_ipg / INOPF(&sblock);
 		     i += sblock.fs_frag) {
-			dp1 = (struct ufs1_dinode *)iobuf;
+			dp1 = (struct ufs1_dinode *)(void *)iobuf;
 #ifdef FSIRAND
 			for (j = 0; j < INOPB(&sblock); j++) {
 				dp1->di_gen = random();


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