diff --git a/libguile/objcodes.c b/libguile/objcodes.c
index 69e464c3b..a2105530f 100644
--- a/libguile/objcodes.c
+++ b/libguile/objcodes.c
@@ -138,6 +138,12 @@ scm_c_make_objcode_slice (SCM parent, const scm_t_uint8 *ptr)
 				scm_from_uint32 (parent_data->len),
 				scm_from_uint32 (parent_data->metalen)));
 
+#if 0
+  /* FIXME: We currently generate bytecode where the objcode-meta isn't
+     suitable aligned, which is an issue on some arches (e.g., SPARC).  */
+  assert ((((uintptr_t) ptr) & (__alignof__ (struct scm_objcode) - 1UL)) == 0);
+#endif
+
   data = (struct scm_objcode*)ptr;
   if (data->base + data->len + data->metalen > parent_data->base + parent_data->len + parent_data->metalen)
     abort ();
diff --git a/module/language/assembly/compile-bytecode.scm b/module/language/assembly/compile-bytecode.scm
index 73ed620d6..4b9f7b701 100644
--- a/module/language/assembly/compile-bytecode.scm
+++ b/module/language/assembly/compile-bytecode.scm
@@ -110,6 +110,9 @@
                                (set! i (1+ i))
                                (if (> i 0) (write-byte x))))
                       (get-addr (lambda () i)))
+               ;; FIXME: We should add padding here so that META's bytecode
+               ;; meets the alignment requirements of `scm_objcode'.  See
+               ;; `scm_c_make_objcode_slice ()'.
                (write-bytecode meta write get-addr '()))))
         ((load-unsigned-integer ,str) (write-loader str))
         ((load-integer ,str) (write-loader str))