--- branches/vis12/src/compiler/low-il/check-low-il.sml	2012/10/11 00:26:15	2026
+++ branches/vis12/src/compiler/low-il/check-low-il.sml	2012/10/11 10:40:12	2027
@@ -105,6 +105,8 @@
 *)
 	    | Op.Inside(info, _) => (Ty.BoolTy, [Ty.vecTy(ImageInfo.dim info), Ty.ImageTy info])
 	    | Op.Input(Inputs.INP{ty, ...}) => (ty, [])
+	    | Op.LoadSeq(ty, _) => (ty, [])
+	    | Op.LoadImage(ty, _, _) => (ty, [])
             | Op.Print tys => (Ty.TupleTy[], tys)
 	    | _ => raise Fail("sigOf: invalid operator " ^ Op.toString rator)
 	  (* end case *))

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	<div class="error">does not end with &lt;/html&gt; tag</div>
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 	    | _ =&gt; raise Fail(&quot;sigOf: invalid operator &quot; ^ Op.toString rator)
 	  (* end case *))</div>
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