1 files changed, 6 insertions, 1 deletions
diff --git a/crypt/sha256.h b/crypt/sha256.h
index 0457bfae40..05f2db57e7 100644
--- a/crypt/sha256.h
+++ b/crypt/sha256.h
@@ -40,7 +40,12 @@ struct sha256_ctx
     uint32_t total[2];
   };
   uint32_t buflen;
-  char buffer[128] __attribute__ ((__aligned__ (__alignof__ (uint32_t))));
+  union
+  {
+    char buffer[128];
+    uint32_t buffer32[32];
+    uint64_t buffer64[16];
+  };
 };
 
 /* Initialize structure containing state of computation.