Add a test file

Author: bobzhang

jscomp/test/build.ninja

@@ -310,6 +310,7 @@ build test/gpr_3865_foo.cmi test/gpr_3865_foo.cmj : cc test/gpr_3865_foo.re | $s
 build test/gpr_3875_test.cmi test/gpr_3875_test.cmj : cc test/gpr_3875_test.ml | test/mt.cmj $stdlib
 build test/gpr_3877_test.cmi test/gpr_3877_test.cmj : cc test/gpr_3877_test.ml | $stdlib
 build test/gpr_3895_test.cmi test/gpr_3895_test.cmj : cc test/gpr_3895_test.ml | $stdlib
+build test/gpr_3897_test.cmi test/gpr_3897_test.cmj : cc test/gpr_3897_test.ml | $stdlib
 build test/gpr_3931_test.cmi test/gpr_3931_test.cmj : cc test/gpr_3931_test.ml | $stdlib
 build test/gpr_405_test.cmj : cc_cmi test/gpr_405_test.ml | test/gpr_405_test.cmi $stdlib
 build test/gpr_405_test.cmi : cc test/gpr_405_test.mli | $stdlib

jscomp/test/gpr_3897_test.js

@@ -0,0 +1,9 @@
+'use strict';
+
+
+function Make(U) {
+  return U;
+}
+
+exports.Make = Make;
+/* No side effect */

jscomp/test/gpr_3897_test.ml

@@ -0,0 +1,10 @@
+module type S = sig 
+  val x : int 
+end 
+
+
+
+
+module Make (U : S) = struct 
+  include U
+end