git: 1fcaefce1e19 - stable/15 - tunefs: Don't lower WARNS

The branch stable/15 has been updated by des:

URL: https://cgit.FreeBSD.org/src/commit/?id=1fcaefce1e19615f786f4fbfa0f5b751187f134e

commit 1fcaefce1e19615f786f4fbfa0f5b751187f134e
Author:     Dag-Erling Smørgrav <des@FreeBSD.org>
AuthorDate: 2026-04-02 11:21:59 +0000
Commit:     Dag-Erling Smørgrav <des@FreeBSD.org>
CommitDate: 2026-04-04 08:59:14 +0000

    tunefs: Don't lower WARNS
    
    Use casts to silence the alignment warnings instead of potentially
    suppressing other legitimate warnings.
    
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D56033
    
    (cherry picked from commit c5e79c7e93dda07c383be9b99a1a91894652f546)
    
    tunefs: Fix alignment warning on arm64
    
    MFC after:      1 week
    Fixes:          c5e79c7e93dd ("tunefs: Don't lower WARNS")
    Reviewed by:    bakul
    Differential Revision:  https://reviews.freebsd.org/D56229
    
    (cherry picked from commit 616f47f176c308a29b1f4a6bba1b1a4dc01c3091)
---
 sbin/tunefs/Makefile | 2 --
 sbin/tunefs/tunefs.c | 8 ++++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/sbin/tunefs/Makefile b/sbin/tunefs/Makefile
index 4ea2219c8e03..56238b5ef673 100644
--- a/sbin/tunefs/Makefile
+++ b/sbin/tunefs/Makefile
@@ -3,6 +3,4 @@ PROG=	tunefs
 LIBADD=	ufs util
 MAN=	tunefs.8
 
-WARNS?=	3
-
 .include <bsd.prog.mk>
diff --git a/sbin/tunefs/tunefs.c b/sbin/tunefs/tunefs.c
index d5ef366e8221..56f343a5a4db 100644
--- a/sbin/tunefs/tunefs.c
+++ b/sbin/tunefs/tunefs.c
@@ -640,7 +640,7 @@ dir_search(ufs2_daddr_t blk, int bytes)
 		return (-1);
 	}
 	for (off = 0; off < bytes; off += dp->d_reclen) {
-		dp = (struct direct *)&block[off];
+		dp = (struct direct *)(uintptr_t)&block[off];
 		if (dp->d_reclen == 0)
 			break;
 		if (dp->d_ino == 0)
@@ -705,7 +705,7 @@ dir_clear_block(const char *block, off_t off)
 	struct direct *dp;
 
 	for (; off < sblock.fs_bsize; off += DIRBLKSIZ) {
-		dp = (struct direct *)&block[off];
+		dp = (struct direct *)(uintptr_t)&block[off];
 		dp->d_ino = 0;
 		dp->d_reclen = DIRBLKSIZ;
 		dp->d_type = DT_UNKNOWN;
@@ -728,7 +728,7 @@ dir_insert(ufs2_daddr_t blk, off_t off, ino_t ino)
 		return (-1);
 	}
 	bzero(&block[off], sblock.fs_bsize - off);
-	dp = (struct direct *)&block[off];
+	dp = (struct direct *)(uintptr_t)&block[off];
 	dp->d_ino = ino;
 	dp->d_reclen = DIRBLKSIZ;
 	dp->d_type = DT_REG;
@@ -855,7 +855,7 @@ indir_fill(ufs2_daddr_t blk, int level, int *resid)
 	int i;
 
 	bzero(indirbuf, sizeof(indirbuf));
-	bap1 = (ufs1_daddr_t *)indirbuf;
+	bap1 = (ufs1_daddr_t *)(uintptr_t)indirbuf;
 	bap2 = (void *)bap1;
 	cnt = 0;
 	for (i = 0; i < NINDIR(&sblock) && *resid != 0; i++) {