fix #155, numeric integer literals

test/codegen/expect/misc.js

Index: test/codegen/expect/misc.js
diff --git a/test/codegen/expect/8invalid-chars.in+file_name.js b/test/codegen/expect/misc.js
similarity index 50%
copy from test/codegen/expect/8invalid-chars.in+file_name.js
copy to test/codegen/expect/misc.js
index fd8aa1174001b82f980c89da847ec1165718dc93..478672d1b3d6995611f62c58b1493d800c716292 100644
--- a/test/codegen/expect/8invalid-chars.in+file_name.js
+++ b/test/codegen/expect/misc.js
@@ -1,9 +1,12 @@
-var $8invalid$45chars$46in$43file_name;
+var misc;
 (function(exports) {
   'use strict';
   // Function main: () → dynamic
   function main() {
+    core.print((1).toString());
+    core.print(1.0.toString());
+    core.print(1.1.toString());
   }
   // Exports:
   exports.main = main;
-})($8invalid$45chars$46in$43file_name || ($8invalid$45chars$46in$43file_name = {}));
+})(misc || (misc = {}));