[wasm] throw in case of assignment to module parameters

test/mjsunit/regress/regress-613928.js

Index: test/mjsunit/regress/regress-613928.js
diff --git a/test/mjsunit/regress/regress-613928.js b/test/mjsunit/regress/regress-613928.js
new file mode 100644
index 0000000000000000000000000000000000000000..54b25ee8615fa1f36d34649ad93663c58591f7b2
--- /dev/null
+++ b/test/mjsunit/regress/regress-613928.js
@@ -0,0 +1,18 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --expose-wasm
+
+(function __f_54() {
+  function __f_41(stdlib, __v_35) {
+    "use asm";
+    __v_35 = __v_35;
+    function __f_21(int_val, double_val) {
+      int_val = int_val|0;
+      double_val = +double_val;
+    }
+    return {__f_21:__f_21};
+  }
+  assertThrows(function() {Wasm.instantiateModuleFromAsm(__f_41.toString())});
+})();