--- branches/vis12/src/compiler/c-target/c-target.sml	2014/11/06 04:17:54	2796
+++ branches/vis12/src/compiler/c-target/c-target.sml	2014/11/06 04:28:54	2797
@@ -248,7 +248,7 @@
                       CL.mkDeclInit(globTy, "glob", CL.mkIndirect(wrldV, "globals")) ::
                       CL.unBlock init @ [CL.mkReturn(SOME(CL.mkVar "false"))]
               (* for libraries, we need to make sure that the inputs are initialized *)
-                val initStms = if not(#exec props)
+                val initStms = if not(#exec props) andalso #hasInputs props
                       then CL.mkIfThen(
                         CL.mkApply(N.checkDefined props, [wrldV]),
                         CL.mkReturn(SOME(CL.mkBool true))) :: initStms
@@ -462,7 +462,7 @@
                     then (CL.T_Ptr(CL.T_Named(N.globalsTy props)), "globals") :: extras
                     else extras
               val extras = (CL.T_Ptr CL.uint8, "status") :: extras
-              val extras = if #exec props
+              val extras = if #exec props orelse not(#hasInputs props)
                     then extras
                     else (CL.T_Named(N.definedInpTy props), "definedInp") :: extras
               val extras = if #parallel props

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               val extras = if #parallel props</div>
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