diff --git a/src/compiler/emitter.ts b/src/compiler/emitter.ts
index 60cde0743d0..000c0d0e81f 100644
--- a/src/compiler/emitter.ts
+++ b/src/compiler/emitter.ts
@@ -774,6 +774,13 @@ module ts {
             }
             write("import ");
             if (node.importClause) {
+                if (node.importClause.name) {
+                    writeTextOfNode(currentSourceFile, node.importClause.name);
+                    if (node.importClause.namedBindings) {
+                        write(",");
+                    }
+                    write(" ");
+                }
                 if (node.importClause.namedBindings) {
                     if (node.importClause.namedBindings.kind === SyntaxKind.NamespaceImport) {
                         write("* as ");
diff --git a/tests/baselines/reference/es6ImportDefaultBinding.errors.txt b/tests/baselines/reference/es6ImportDefaultBinding.errors.txt
deleted file mode 100644
index 3f69c2d7de9..00000000000
--- a/tests/baselines/reference/es6ImportDefaultBinding.errors.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-tests/cases/compiler/es6ImportDefaultBinding_1.ts(1,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBinding_0"' has no default export or export assignment.
-
-
-==== tests/cases/compiler/es6ImportDefaultBinding_0.ts (0 errors) ====
-    
-    export var a = 10;
-    
-==== tests/cases/compiler/es6ImportDefaultBinding_1.ts (1 errors) ====
-    import defaultBinding from "es6ImportDefaultBinding_0";
-           ~~~~~~~~~~~~~~
-!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBinding_0"' has no default export or export assignment.
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBinding.js b/tests/baselines/reference/es6ImportDefaultBinding.js
index d8d1fa8111d..d1e69585ba4 100644
--- a/tests/baselines/reference/es6ImportDefaultBinding.js
+++ b/tests/baselines/reference/es6ImportDefaultBinding.js
@@ -2,11 +2,26 @@
 
 //// [es6ImportDefaultBinding_0.ts]
 
-export var a = 10;
+var a = 10;
+export = a;
 
 //// [es6ImportDefaultBinding_1.ts]
-import defaultBinding from "es6ImportDefaultBinding_0";
+import defaultBinding from "es6ImportDefaultBinding_0";
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBinding_0"; // elide this import since defaultBinding2 is not used
+
 
 //// [es6ImportDefaultBinding_0.js]
-exports.a = 10;
+var a = 10;
+module.exports = a;
 //// [es6ImportDefaultBinding_1.js]
+var defaultBinding = require("es6ImportDefaultBinding_0");
+var x = defaultBinding;
+
+
+//// [es6ImportDefaultBinding_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBinding_1.d.ts]
+import defaultBinding from "es6ImportDefaultBinding_0";
+import defaultBinding2 from "es6ImportDefaultBinding_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBinding.types b/tests/baselines/reference/es6ImportDefaultBinding.types
new file mode 100644
index 00000000000..588940250fe
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBinding.types
@@ -0,0 +1,19 @@
+=== tests/cases/compiler/es6ImportDefaultBinding_0.ts ===
+
+var a = 10;
+>a : number
+
+export = a;
+>a : number
+
+=== tests/cases/compiler/es6ImportDefaultBinding_1.ts ===
+import defaultBinding from "es6ImportDefaultBinding_0";
+>defaultBinding : number
+
+var x = defaultBinding;
+>x : number
+>defaultBinding : number
+
+import defaultBinding2 from "es6ImportDefaultBinding_0"; // elide this import since defaultBinding2 is not used
+>defaultBinding2 : number
+
diff --git a/tests/baselines/reference/es6ImportDefaultBindingAmd.js b/tests/baselines/reference/es6ImportDefaultBindingAmd.js
new file mode 100644
index 00000000000..24e8ee047b8
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingAmd.js
@@ -0,0 +1,30 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingAmd.ts] ////
+
+//// [es6ImportDefaultBindingAmd_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingAmd_1.ts]
+import defaultBinding from "es6ImportDefaultBindingAmd_0";
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBindingAmd_0"; // elide this import since defaultBinding2 is not used
+
+
+//// [es6ImportDefaultBindingAmd_0.js]
+define(["require", "exports"], function (require, exports) {
+    var a = 10;
+    return a;
+});
+//// [es6ImportDefaultBindingAmd_1.js]
+define(["require", "exports", "es6ImportDefaultBindingAmd_0"], function (require, exports, defaultBinding) {
+    var x = defaultBinding;
+});
+
+
+//// [es6ImportDefaultBindingAmd_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingAmd_1.d.ts]
+import defaultBinding from "es6ImportDefaultBindingAmd_0";
+import defaultBinding2 from "es6ImportDefaultBindingAmd_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingAmd.types b/tests/baselines/reference/es6ImportDefaultBindingAmd.types
new file mode 100644
index 00000000000..9b067ef27a4
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingAmd.types
@@ -0,0 +1,19 @@
+=== tests/cases/compiler/es6ImportDefaultBindingAmd_0.ts ===
+
+var a = 10;
+>a : number
+
+export = a;
+>a : number
+
+=== tests/cases/compiler/es6ImportDefaultBindingAmd_1.ts ===
+import defaultBinding from "es6ImportDefaultBindingAmd_0";
+>defaultBinding : number
+
+var x = defaultBinding;
+>x : number
+>defaultBinding : number
+
+import defaultBinding2 from "es6ImportDefaultBindingAmd_0"; // elide this import since defaultBinding2 is not used
+>defaultBinding2 : number
+
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.errors.txt
index 5fc8e8f9058..1a45788819b 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.errors.txt
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.errors.txt
@@ -1,15 +1,9 @@
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(1,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(1,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(2,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(2,8): error TS2300: Duplicate identifier 'defaultBinding'.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(3,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(3,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(4,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(4,8): error TS2300: Duplicate identifier 'defaultBinding'.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(5,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(5,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(6,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(6,8): error TS2300: Duplicate identifier 'defaultBinding'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(9,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(11,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
 
 
 ==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0.ts (0 errors) ====
@@ -18,34 +12,29 @@ tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts(6,8): e
     export var x = a;
     export var m = a;
     
-==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts (12 errors) ====
-    import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_1.ts (6 errors) ====
+    import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+    import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = a;
+    import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = b;
+    import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = x;
+    var x1: number = y;
+    import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = z;
+    import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
\ No newline at end of file
+    var x1: number = m;
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.js
index a7402bfeb6a..48fb54151ba 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.js
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport.js
@@ -7,15 +7,46 @@ export var x = a;
 export var m = a;
 
 //// [es6ImportDefaultBindingFollowedWithNamedImport_1.ts]
-import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = a;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = b;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = x;
+var x1: number = y;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = z;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = m;
+
 
 //// [es6ImportDefaultBindingFollowedWithNamedImport_0.js]
 exports.a = 10;
 exports.x = exports.a;
 exports.m = exports.a;
 //// [es6ImportDefaultBindingFollowedWithNamedImport_1.js]
+var defaultBinding2 = require("es6ImportDefaultBindingFollowedWithNamedImport_0");
+var x1 = a;
+var defaultBinding3 = require("es6ImportDefaultBindingFollowedWithNamedImport_0");
+var x1 = b;
+var defaultBinding4 = require("es6ImportDefaultBindingFollowedWithNamedImport_0");
+var x1 = x;
+var x1 = y;
+var defaultBinding5 = require("es6ImportDefaultBindingFollowedWithNamedImport_0");
+var x1 = z;
+var defaultBinding6 = require("es6ImportDefaultBindingFollowedWithNamedImport_0");
+var x1 = m;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport_0.d.ts]
+export declare var a: number;
+export declare var x: number;
+export declare var m: number;
+//// [es6ImportDefaultBindingFollowedWithNamedImport_1.d.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding4, { x,  a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding5, { x as z } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding6, { m } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.errors.txt
new file mode 100644
index 00000000000..bdf2841ab08
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.errors.txt
@@ -0,0 +1,39 @@
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(3,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(5,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(7,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'x'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(7,30): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(9,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'x'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts(11,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'm'.
+
+
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0.ts (0 errors) ====
+    
+    var a = 10;
+    export = a;
+    
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_1.ts (6 errors) ====
+    import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+    var x1: number = defaultBinding1;
+    import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+    var x1: number = defaultBinding2;
+    import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+    var x1: number = defaultBinding3;
+    import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'x'.
+                                 ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'a'.
+    var x1: number = defaultBinding4;
+    import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'x'.
+    var x1: number = defaultBinding5;
+    import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1_0"' has no exported member 'm'.
+    var x1: number = defaultBinding6;
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.js
new file mode 100644
index 00000000000..451e2df15b6
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1.js
@@ -0,0 +1,50 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1.ts] ////
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_1.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding1;
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding2;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding3;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding4;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding5;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding6;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_1.js]
+var defaultBinding1 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding1;
+var defaultBinding2 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding2;
+var defaultBinding3 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding3;
+var defaultBinding4 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding4;
+var defaultBinding5 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding5;
+var defaultBinding6 = require("es6ImportDefaultBindingFollowedWithNamedImport1_0");
+var x1 = defaultBinding6;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingFollowedWithNamedImport1_1.d.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+import defaultBinding4, { x,  a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+import defaultBinding5, { x as z } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+import defaultBinding6, { m } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.errors.txt
new file mode 100644
index 00000000000..9783ad4921e
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.errors.txt
@@ -0,0 +1,39 @@
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(3,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(5,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(7,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'x'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(7,30): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(9,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'x'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts(11,27): error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'm'.
+
+
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0.ts (0 errors) ====
+    
+    var a = 10;
+    export = a;
+    
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts (6 errors) ====
+    import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+    var x: number = defaultBinding1;
+    import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+    var x: number = defaultBinding2;
+    import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+    var x: number = defaultBinding3;
+    import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'x'.
+                                 ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'a'.
+    var x: number = defaultBinding4;
+    import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'x'.
+    var x: number = defaultBinding5;
+    import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+                              ~
+!!! error TS2305: Module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0"' has no exported member 'm'.
+    var x: number = defaultBinding6;
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.js
new file mode 100644
index 00000000000..323650fe205
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.js
@@ -0,0 +1,50 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.ts] ////
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding1;
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding2;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding3;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding4;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding5;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding6;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.js]
+var defaultBinding1 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding1;
+var defaultBinding2 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding2;
+var defaultBinding3 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding3;
+var defaultBinding4 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding4;
+var defaultBinding5 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding5;
+var defaultBinding6 = require("es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0");
+var x = defaultBinding6;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.d.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+import defaultBinding4, { x,  a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+import defaultBinding5, { x as z } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+import defaultBinding6, { m } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.errors.txt
index dc079cac8f7..2e25d60ce13 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.errors.txt
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.errors.txt
@@ -1,15 +1,9 @@
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(1,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(1,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(2,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(2,8): error TS2300: Duplicate identifier 'defaultBinding'.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(3,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(3,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(4,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(4,8): error TS2300: Duplicate identifier 'defaultBinding'.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(5,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(5,8): error TS2300: Duplicate identifier 'defaultBinding'.
 tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(6,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(6,8): error TS2300: Duplicate identifier 'defaultBinding'.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(9,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
+tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(11,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
 
 
 ==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0.ts (0 errors) ====
@@ -18,34 +12,29 @@ tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts(6,
     export var x = a;
     export var m = a;
     
-==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts (12 errors) ====
-    import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts (6 errors) ====
+    import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+    import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = a;
+    import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = b;
+    import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = x;
+    var x1: number = y;
+    import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
-    import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-           ~~~~~~~~~~~~~~
+    var x1: number = z;
+    import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+           ~~~~~~~~~~~~~~~
 !!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5_0"' has no default export or export assignment.
-           ~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'defaultBinding'.
\ No newline at end of file
+    var x1: number = m;
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.js
index 4cf3046532a..5b211b9fcea 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.js
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamedImportInEs5.js
@@ -7,15 +7,46 @@ export var x = a;
 export var m = a;
 
 //// [es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts]
-import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = a;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = b;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = x;
+var x1: number = y;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = z;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = m;
+
 
 //// [es6ImportDefaultBindingFollowedWithNamedImportInEs5_0.js]
 exports.a = 10;
 exports.x = exports.a;
 exports.m = exports.a;
 //// [es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.js]
+var defaultBinding2 = require("es6ImportDefaultBindingFollowedWithNamedImportInEs5_0");
+var x1 = a;
+var defaultBinding3 = require("es6ImportDefaultBindingFollowedWithNamedImportInEs5_0");
+var x1 = b;
+var defaultBinding4 = require("es6ImportDefaultBindingFollowedWithNamedImportInEs5_0");
+var x1 = x;
+var x1 = y;
+var defaultBinding5 = require("es6ImportDefaultBindingFollowedWithNamedImportInEs5_0");
+var x1 = z;
+var defaultBinding6 = require("es6ImportDefaultBindingFollowedWithNamedImportInEs5_0");
+var x1 = m;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamedImportInEs5_0.d.ts]
+export declare var a: number;
+export declare var x: number;
+export declare var m: number;
+//// [es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.d.ts]
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding4, { x,  a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding5, { x as z } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding6, { m } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.errors.txt
index c270b9bdd69..6295064b81c 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.errors.txt
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.errors.txt
@@ -8,4 +8,5 @@ tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts(1,
 ==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts (1 errors) ====
     import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
            ~~~~~~~~~~~~~~
-!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_0"' has no default export or export assignment.
\ No newline at end of file
+!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_0"' has no default export or export assignment.
+    var x: number = nameSpaceBinding.a;
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.js
index 5ec91279306..948c033f7de 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.js
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding.js
@@ -5,8 +5,17 @@
 export var a = 10;
 
 //// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts]
-import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+var x: number = nameSpaceBinding.a;
 
 //// [es6ImportDefaultBindingFollowedWithNamespaceBinding_0.js]
 exports.a = 10;
 //// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.js]
+var defaultBinding = require("es6ImportDefaultBindingFollowedWithNamespaceBinding_0");
+var x = nameSpaceBinding.a;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_0.d.ts]
+export declare var a: number;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.d.ts]
+import defaultBinding, * as nameSpaceBinding from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.js
new file mode 100644
index 00000000000..86869e052fe
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.js
@@ -0,0 +1,24 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1.ts] ////
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts]
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+var x: number = defaultBinding;
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.js]
+var defaultBinding = require("es6ImportDefaultBindingFollowedWithNamespaceBinding_0");
+var x = defaultBinding;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBinding_1.d.ts]
+import defaultBinding, * as nameSpaceBinding from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.types b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.types
new file mode 100644
index 00000000000..ef6c7ac3221
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1.types
@@ -0,0 +1,17 @@
+=== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_0.ts ===
+
+var a = 10;
+>a : number
+
+export = a;
+>a : number
+
+=== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts ===
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+>defaultBinding : number
+>nameSpaceBinding : typeof nameSpaceBinding
+
+var x: number = defaultBinding;
+>x : number
+>defaultBinding : number
+
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.js
new file mode 100644
index 00000000000..1052970fa99
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.js
@@ -0,0 +1,24 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.ts] ////
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts]
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+var x: number = defaultBinding;
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.js]
+var defaultBinding = require("es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0");
+var x = defaultBinding;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.d.ts]
+import defaultBinding, * as nameSpaceBinding from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.types b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.types
new file mode 100644
index 00000000000..dfbc8c0be07
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.types
@@ -0,0 +1,17 @@
+=== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.ts ===
+
+var a = 10;
+>a : number
+
+export = a;
+>a : number
+
+=== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts ===
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+>defaultBinding : number
+>nameSpaceBinding : typeof nameSpaceBinding
+
+var x: number = defaultBinding;
+>x : number
+>defaultBinding : number
+
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.errors.txt
index 37424bc7bd8..d0a28bb0c47 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.errors.txt
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.errors.txt
@@ -8,4 +8,5 @@ tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.
 ==== tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts (1 errors) ====
     import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
            ~~~~~~~~~~~~~~
-!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0"' has no default export or export assignment.
\ No newline at end of file
+!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0"' has no default export or export assignment.
+    var x: number = nameSpaceBinding.a;
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.js b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.js
index abd4736fca7..5419ac20928 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.js
+++ b/tests/baselines/reference/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.js
@@ -5,8 +5,17 @@
 export var a = 10;
 
 //// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts]
-import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+var x: number = nameSpaceBinding.a;
 
 //// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.js]
 exports.a = 10;
 //// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.js]
+var defaultBinding = require("es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0");
+var x = nameSpaceBinding.a;
+
+
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.d.ts]
+export declare var a: number;
+//// [es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.d.ts]
+import defaultBinding, * as nameSpaceBinding from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingInEs5.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingInEs5.errors.txt
deleted file mode 100644
index 34439fa91c1..00000000000
--- a/tests/baselines/reference/es6ImportDefaultBindingInEs5.errors.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-tests/cases/compiler/es6ImportDefaultBindingInEs5_1.ts(1,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingInEs5_0"' has no default export or export assignment.
-
-
-==== tests/cases/compiler/es6ImportDefaultBindingInEs5_0.ts (0 errors) ====
-    
-    export var a = 10;
-    
-==== tests/cases/compiler/es6ImportDefaultBindingInEs5_1.ts (1 errors) ====
-    import defaultBinding from "es6ImportDefaultBindingInEs5_0";
-           ~~~~~~~~~~~~~~
-!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingInEs5_0"' has no default export or export assignment.
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingInEs5.js b/tests/baselines/reference/es6ImportDefaultBindingInEs5.js
index b6d293225fd..e2b5d70b6b3 100644
--- a/tests/baselines/reference/es6ImportDefaultBindingInEs5.js
+++ b/tests/baselines/reference/es6ImportDefaultBindingInEs5.js
@@ -2,11 +2,20 @@
 
 //// [es6ImportDefaultBindingInEs5_0.ts]
 
-export var a = 10;
+var a = 10;
+export = a;
 
 //// [es6ImportDefaultBindingInEs5_1.ts]
 import defaultBinding from "es6ImportDefaultBindingInEs5_0";
 
 //// [es6ImportDefaultBindingInEs5_0.js]
-exports.a = 10;
+var a = 10;
+module.exports = a;
 //// [es6ImportDefaultBindingInEs5_1.js]
+
+
+//// [es6ImportDefaultBindingInEs5_0.d.ts]
+declare var a: number;
+export = a;
+//// [es6ImportDefaultBindingInEs5_1.d.ts]
+import defaultBinding from "es6ImportDefaultBindingInEs5_0";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingInEs5.types b/tests/baselines/reference/es6ImportDefaultBindingInEs5.types
new file mode 100644
index 00000000000..03243fc014d
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingInEs5.types
@@ -0,0 +1,12 @@
+=== tests/cases/compiler/es6ImportDefaultBindingInEs5_0.ts ===
+
+var a = 10;
+>a : number
+
+export = a;
+>a : number
+
+=== tests/cases/compiler/es6ImportDefaultBindingInEs5_1.ts ===
+import defaultBinding from "es6ImportDefaultBindingInEs5_0";
+>defaultBinding : number
+
diff --git a/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.errors.txt
new file mode 100644
index 00000000000..d6aacf0ba40
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.errors.txt
@@ -0,0 +1,26 @@
+tests/cases/compiler/es6ImportDefaultBindingMergeErrors_1.ts(5,8): error TS2440: Import declaration conflicts with local declaration of 'defaultBinding2'
+tests/cases/compiler/es6ImportDefaultBindingMergeErrors_1.ts(7,8): error TS2300: Duplicate identifier 'defaultBinding3'.
+tests/cases/compiler/es6ImportDefaultBindingMergeErrors_1.ts(8,8): error TS2300: Duplicate identifier 'defaultBinding3'.
+
+
+==== tests/cases/compiler/es6ImportDefaultBindingMergeErrors_0.ts (0 errors) ====
+    
+    var a = 10;
+    export = a;
+    
+==== tests/cases/compiler/es6ImportDefaultBindingMergeErrors_1.ts (3 errors) ====
+    import defaultBinding from "es6ImportDefaultBindingMergeErrors_0";
+    interface defaultBinding { // This is ok
+    }
+    var x = defaultBinding;
+    import defaultBinding2 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+           ~~~~~~~~~~~~~~~
+!!! error TS2440: Import declaration conflicts with local declaration of 'defaultBinding2'
+    var defaultBinding2 = "hello world"; 
+    import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+           ~~~~~~~~~~~~~~~
+!!! error TS2300: Duplicate identifier 'defaultBinding3'.
+    import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // SHould be error
+           ~~~~~~~~~~~~~~~
+!!! error TS2300: Duplicate identifier 'defaultBinding3'.
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.js b/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.js
new file mode 100644
index 00000000000..628faec6c27
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingMergeErrors.js
@@ -0,0 +1,25 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingMergeErrors.ts] ////
+
+//// [es6ImportDefaultBindingMergeErrors_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportDefaultBindingMergeErrors_1.ts]
+import defaultBinding from "es6ImportDefaultBindingMergeErrors_0";
+interface defaultBinding { // This is ok
+}
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+var defaultBinding2 = "hello world"; 
+import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // SHould be error
+
+
+//// [es6ImportDefaultBindingMergeErrors_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportDefaultBindingMergeErrors_1.js]
+var defaultBinding = require("es6ImportDefaultBindingMergeErrors_0");
+var x = defaultBinding;
+var defaultBinding2 = "hello world";
diff --git a/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.errors.txt b/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.errors.txt
new file mode 100644
index 00000000000..822249c3b34
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.errors.txt
@@ -0,0 +1,12 @@
+tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty_1.ts(1,8): error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty_0"' has no default export or export assignment.
+
+
+==== tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty_0.ts (0 errors) ====
+    
+    export var a = 10;
+    
+==== tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty_1.ts (1 errors) ====
+    import defaultBinding from "es6ImportDefaultBindingNoDefaultProperty_0";
+           ~~~~~~~~~~~~~~
+!!! error TS1189: External module '"tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty_0"' has no default export or export assignment.
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.js b/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.js
new file mode 100644
index 00000000000..f824dbf71d5
--- /dev/null
+++ b/tests/baselines/reference/es6ImportDefaultBindingNoDefaultProperty.js
@@ -0,0 +1,13 @@
+//// [tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty.ts] ////
+
+//// [es6ImportDefaultBindingNoDefaultProperty_0.ts]
+
+export var a = 10;
+
+//// [es6ImportDefaultBindingNoDefaultProperty_1.ts]
+import defaultBinding from "es6ImportDefaultBindingNoDefaultProperty_0";
+
+
+//// [es6ImportDefaultBindingNoDefaultProperty_0.js]
+exports.a = 10;
+//// [es6ImportDefaultBindingNoDefaultProperty_1.js]
diff --git a/tests/cases/compiler/es6ImportDefaultBinding.ts b/tests/cases/compiler/es6ImportDefaultBinding.ts
index dc5b4ab98d6..f5897128226 100644
--- a/tests/cases/compiler/es6ImportDefaultBinding.ts
+++ b/tests/cases/compiler/es6ImportDefaultBinding.ts
@@ -1,8 +1,12 @@
 // @target: es6
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBinding_0.ts
-export var a = 10;
+var a = 10;
+export = a;
 
 // @filename: es6ImportDefaultBinding_1.ts
-import defaultBinding from "es6ImportDefaultBinding_0";
\ No newline at end of file
+import defaultBinding from "es6ImportDefaultBinding_0";
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBinding_0"; // elide this import since defaultBinding2 is not used
diff --git a/tests/cases/compiler/es6ImportDefaultBindingAmd.ts b/tests/cases/compiler/es6ImportDefaultBindingAmd.ts
new file mode 100644
index 00000000000..85e06b8c99d
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingAmd.ts
@@ -0,0 +1,11 @@
+// @module: amd
+// @declaration: true
+
+// @filename: es6ImportDefaultBindingAmd_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingAmd_1.ts
+import defaultBinding from "es6ImportDefaultBindingAmd_0";
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBindingAmd_0"; // elide this import since defaultBinding2 is not used
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport.ts
index 96b277d6640..a0524dd2138 100644
--- a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport.ts
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport.ts
@@ -1,5 +1,6 @@
 // @target: es6
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBindingFollowedWithNamedImport_0.ts
 export var a = 10;
@@ -7,9 +8,15 @@ export var x = a;
 export var m = a;
 
 // @filename: es6ImportDefaultBindingFollowedWithNamedImport_1.ts
-import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
-import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
\ No newline at end of file
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = a;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = b;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = x;
+var x1: number = y;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = z;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport_0";
+var x1: number = m;
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1.ts
new file mode 100644
index 00000000000..0db237a9c31
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1.ts
@@ -0,0 +1,21 @@
+// @target: es6
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportDefaultBindingFollowedWithNamedImport1_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingFollowedWithNamedImport1_1.ts
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding1;
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding2;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding3;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding4;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding5;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1_0";
+var x1: number = defaultBinding6;
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.ts
new file mode 100644
index 00000000000..80bc2a4474e
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImport1InEs5.ts
@@ -0,0 +1,21 @@
+// @target: es5
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingFollowedWithNamedImport1InEs5_1.ts
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding1;
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding2;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding3;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding4;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding5;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImport1InEs5_0";
+var x: number = defaultBinding6;
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5.ts
index bf34687f791..6e42898d1bc 100644
--- a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5.ts
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamedImportInEs5.ts
@@ -1,5 +1,6 @@
 // @target: es5
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBindingFollowedWithNamedImportInEs5_0.ts
 export var a = 10;
@@ -7,9 +8,15 @@ export var x = a;
 export var m = a;
 
 // @filename: es6ImportDefaultBindingFollowedWithNamedImportInEs5_1.ts
-import defaultBinding, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
-import defaultBinding, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
\ No newline at end of file
+import defaultBinding1, { } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+import defaultBinding2, { a } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = a;
+import defaultBinding3, { a as b } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = b;
+import defaultBinding4, { x, a as y } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = x;
+var x1: number = y;
+import defaultBinding5, { x as z,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = z;
+import defaultBinding6, { m,  } from "es6ImportDefaultBindingFollowedWithNamedImportInEs5_0";
+var x1: number = m;
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding.ts
index 3d029e28738..e5d2bfefb39 100644
--- a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding.ts
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding.ts
@@ -1,8 +1,10 @@
 // @target: es6
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBindingFollowedWithNamespaceBinding_0.ts
 export var a = 10;
 
 // @filename: es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts
-import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
\ No newline at end of file
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+var x: number = nameSpaceBinding.a;
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1.ts
new file mode 100644
index 00000000000..6590829e618
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1.ts
@@ -0,0 +1,11 @@
+// @target: es6
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportDefaultBindingFollowedWithNamespaceBinding_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingFollowedWithNamespaceBinding_1.ts
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBinding_0";
+var x: number = defaultBinding;
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.ts
new file mode 100644
index 00000000000..db076b87c9a
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBinding1InEs5.ts
@@ -0,0 +1,11 @@
+// @target: es5
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+var x: number = defaultBinding;
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.ts b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.ts
index 5943fa8bfc4..c58ba286e0a 100644
--- a/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.ts
+++ b/tests/cases/compiler/es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5.ts
@@ -1,8 +1,10 @@
 // @target: es5
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0.ts
 export var a = 10;
 
 // @filename: es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_1.ts
-import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
\ No newline at end of file
+import defaultBinding, * as nameSpaceBinding  from "es6ImportDefaultBindingFollowedWithNamespaceBindingInEs5_0";
+var x: number = nameSpaceBinding.a;
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportDefaultBindingInEs5.ts b/tests/cases/compiler/es6ImportDefaultBindingInEs5.ts
index c037d283dfa..e0877bd74c1 100644
--- a/tests/cases/compiler/es6ImportDefaultBindingInEs5.ts
+++ b/tests/cases/compiler/es6ImportDefaultBindingInEs5.ts
@@ -1,8 +1,10 @@
 // @target: es5
 // @module: commonjs
+// @declaration: true
 
 // @filename: es6ImportDefaultBindingInEs5_0.ts
-export var a = 10;
+var a = 10;
+export = a;
 
 // @filename: es6ImportDefaultBindingInEs5_1.ts
 import defaultBinding from "es6ImportDefaultBindingInEs5_0";
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportDefaultBindingMergeErrors.ts b/tests/cases/compiler/es6ImportDefaultBindingMergeErrors.ts
new file mode 100644
index 00000000000..5aaf1e14c34
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingMergeErrors.ts
@@ -0,0 +1,16 @@
+// @target: es6
+// @module: commonjs
+
+// @filename: es6ImportDefaultBindingMergeErrors_0.ts
+var a = 10;
+export = a;
+
+// @filename: es6ImportDefaultBindingMergeErrors_1.ts
+import defaultBinding from "es6ImportDefaultBindingMergeErrors_0";
+interface defaultBinding { // This is ok
+}
+var x = defaultBinding;
+import defaultBinding2 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+var defaultBinding2 = "hello world"; 
+import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // Should be error
+import defaultBinding3 from "es6ImportDefaultBindingMergeErrors_0"; // SHould be error
diff --git a/tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty.ts b/tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty.ts
new file mode 100644
index 00000000000..0436e8f4cdf
--- /dev/null
+++ b/tests/cases/compiler/es6ImportDefaultBindingNoDefaultProperty.ts
@@ -0,0 +1,8 @@
+// @target: es6
+// @module: commonjs
+
+// @filename: es6ImportDefaultBindingNoDefaultProperty_0.ts
+export var a = 10;
+
+// @filename: es6ImportDefaultBindingNoDefaultProperty_1.ts
+import defaultBinding from "es6ImportDefaultBindingNoDefaultProperty_0";