libmicrohttpd

commit c4c111d4d4a9da3b8197e1be365d58fc9bb1f1b7
parent a08e765fc403d74b4ea09a5702dca14bc688dc0c
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
Date:   Sat, 23 Apr 2022 20:14:33 +0300

md5.c: muted compiler alignment warnings

Diffstat:
M
src/microhttpd/md5.c
 | 
12
+++++++-----

1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/microhttpd/md5.c b/src/microhttpd/md5.c
@@ -113,10 +113,12 @@ MHD_MD5Final (void *ctx_,
   if (1)
 #endif /* _MHD_PUT_32BIT_LE_UNALIGNED */
   {
-    _MHD_PUT_32BIT_LE (digest, ctx->state[0]);
-    _MHD_PUT_32BIT_LE (digest + 4, ctx->state[1]);
-    _MHD_PUT_32BIT_LE (digest + 8, ctx->state[2]);
-    _MHD_PUT_32BIT_LE (digest + 12, ctx->state[3]);
+    /* Use cast to (void*) here to mute compiler alignment warnings.
+     * Compilers are not smart enough to see that alignment has been checked. */
+    _MHD_PUT_32BIT_LE ((void *) (digest + 0), ctx->state[0]);
+    _MHD_PUT_32BIT_LE ((void *) (digest + 4), ctx->state[1]);
+    _MHD_PUT_32BIT_LE ((void *) (digest + 8), ctx->state[2]);
+    _MHD_PUT_32BIT_LE ((void *) (digest + 12), ctx->state[3]);
   }
 
   /* Erase buffer */
@@ -158,7 +160,7 @@ MD5Transform (uint32_t state[4],
     in = data_buf;
   }
   else
-    in = (const uint32_t *) block;
+    in = (const uint32_t *) ((const void *) block);
 #endif /* _MHD_BYTE_ORDER == _MHD_LITTLE_ENDIAN) || \
           ! _MHD_GET_32BIT_LE_UNALIGNED */
 #if _MHD_BYTE_ORDER != _MHD_LITTLE_ENDIAN