diff --git a/lib/tsc.js b/lib/tsc.js
index b69b99382d2..76115b46b13 100644
--- a/lib/tsc.js
+++ b/lib/tsc.js
@@ -170,7 +170,7 @@ var ts;
 var ts;
 (function (ts) {
     ts.versionMajorMinor = "2.8";
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {
@@ -21074,6 +21074,10 @@ var ts;
                     var sourceInitializer = ts.getJSInitializerSymbol(source);
                     var targetInitializer = ts.getJSInitializerSymbol(target);
                     if (sourceInitializer !== source || targetInitializer !== target) {
+                        if (!(targetInitializer.flags & 33554432)) {
+                            var mergedInitializer = getMergedSymbol(targetInitializer);
+                            targetInitializer = mergedInitializer === targetInitializer ? cloneSymbol(targetInitializer) : mergedInitializer;
+                        }
                         mergeSymbol(targetInitializer, sourceInitializer);
                     }
                 }
@@ -34944,7 +34948,7 @@ var ts;
                 checkGrammarForGenerator(node);
             }
             var links = getNodeLinks(node);
-            var type = getTypeOfSymbol(node.symbol);
+            var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
             if (!(links.flags & 1024)) {
                 var contextualSignature = getContextualSignature(node);
                 if (!(links.flags & 1024)) {
diff --git a/lib/tsserver.js b/lib/tsserver.js
index d5ba2727c19..2e701cd4a76 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -1366,7 +1366,7 @@ var ts;
 var ts;
 (function (ts) {
     ts.versionMajorMinor = "2.8";
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {
@@ -22510,6 +22510,10 @@ var ts;
                     var sourceInitializer = ts.getJSInitializerSymbol(source);
                     var targetInitializer = ts.getJSInitializerSymbol(target);
                     if (sourceInitializer !== source || targetInitializer !== target) {
+                        if (!(targetInitializer.flags & 33554432)) {
+                            var mergedInitializer = getMergedSymbol(targetInitializer);
+                            targetInitializer = mergedInitializer === targetInitializer ? cloneSymbol(targetInitializer) : mergedInitializer;
+                        }
                         mergeSymbol(targetInitializer, sourceInitializer);
                     }
                 }
@@ -36380,7 +36384,7 @@ var ts;
                 checkGrammarForGenerator(node);
             }
             var links = getNodeLinks(node);
-            var type = getTypeOfSymbol(node.symbol);
+            var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
             if (!(links.flags & 1024)) {
                 var contextualSignature = getContextualSignature(node);
                 if (!(links.flags & 1024)) {
diff --git a/lib/tsserverlibrary.js b/lib/tsserverlibrary.js
index 8493f57c2d8..cf71f6fc8cb 100644
--- a/lib/tsserverlibrary.js
+++ b/lib/tsserverlibrary.js
@@ -1605,7 +1605,7 @@ var ts;
     // If changing the text in this section, be sure to test `configureNightly` too.
     ts.versionMajorMinor = "2.8";
     /** The version of the TypeScript compiler release */
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {
@@ -28268,6 +28268,10 @@ var ts;
                     var sourceInitializer = ts.getJSInitializerSymbol(source);
                     var targetInitializer = ts.getJSInitializerSymbol(target);
                     if (sourceInitializer !== source || targetInitializer !== target) {
+                        if (!(targetInitializer.flags & 33554432 /* Transient */)) {
+                            var mergedInitializer = getMergedSymbol(targetInitializer);
+                            targetInitializer = mergedInitializer === targetInitializer ? cloneSymbol(targetInitializer) : mergedInitializer;
+                        }
                         mergeSymbol(targetInitializer, sourceInitializer);
                     }
                 }
@@ -44665,7 +44669,7 @@ var ts;
                 checkGrammarForGenerator(node);
             }
             var links = getNodeLinks(node);
-            var type = getTypeOfSymbol(node.symbol);
+            var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
             // Check if function expression is contextually typed and assign parameter types if so.
             if (!(links.flags & 1024 /* ContextChecked */)) {
                 var contextualSignature = getContextualSignature(node);
diff --git a/lib/typescript.js b/lib/typescript.js
index 4afd4b7ce8c..c41bc09eb30 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -1605,7 +1605,7 @@ var ts;
     // If changing the text in this section, be sure to test `configureNightly` too.
     ts.versionMajorMinor = "2.8";
     /** The version of the TypeScript compiler release */
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {
@@ -26231,6 +26231,10 @@ var ts;
                     var sourceInitializer = ts.getJSInitializerSymbol(source);
                     var targetInitializer = ts.getJSInitializerSymbol(target);
                     if (sourceInitializer !== source || targetInitializer !== target) {
+                        if (!(targetInitializer.flags & 33554432 /* Transient */)) {
+                            var mergedInitializer = getMergedSymbol(targetInitializer);
+                            targetInitializer = mergedInitializer === targetInitializer ? cloneSymbol(targetInitializer) : mergedInitializer;
+                        }
                         mergeSymbol(targetInitializer, sourceInitializer);
                     }
                 }
@@ -42628,7 +42632,7 @@ var ts;
                 checkGrammarForGenerator(node);
             }
             var links = getNodeLinks(node);
-            var type = getTypeOfSymbol(node.symbol);
+            var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
             // Check if function expression is contextually typed and assign parameter types if so.
             if (!(links.flags & 1024 /* ContextChecked */)) {
                 var contextualSignature = getContextualSignature(node);
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index 4afd4b7ce8c..c41bc09eb30 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -1605,7 +1605,7 @@ var ts;
     // If changing the text in this section, be sure to test `configureNightly` too.
     ts.versionMajorMinor = "2.8";
     /** The version of the TypeScript compiler release */
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {
@@ -26231,6 +26231,10 @@ var ts;
                     var sourceInitializer = ts.getJSInitializerSymbol(source);
                     var targetInitializer = ts.getJSInitializerSymbol(target);
                     if (sourceInitializer !== source || targetInitializer !== target) {
+                        if (!(targetInitializer.flags & 33554432 /* Transient */)) {
+                            var mergedInitializer = getMergedSymbol(targetInitializer);
+                            targetInitializer = mergedInitializer === targetInitializer ? cloneSymbol(targetInitializer) : mergedInitializer;
+                        }
                         mergeSymbol(targetInitializer, sourceInitializer);
                     }
                 }
@@ -42628,7 +42632,7 @@ var ts;
                 checkGrammarForGenerator(node);
             }
             var links = getNodeLinks(node);
-            var type = getTypeOfSymbol(node.symbol);
+            var type = getTypeOfSymbol(getMergedSymbol(node.symbol));
             // Check if function expression is contextually typed and assign parameter types if so.
             if (!(links.flags & 1024 /* ContextChecked */)) {
                 var contextualSignature = getContextualSignature(node);
diff --git a/lib/typingsInstaller.js b/lib/typingsInstaller.js
index 9951f124158..a3cd378cf98 100644
--- a/lib/typingsInstaller.js
+++ b/lib/typingsInstaller.js
@@ -180,7 +180,7 @@ var ts;
 var ts;
 (function (ts) {
     ts.versionMajorMinor = "2.8";
-    ts.version = ts.versionMajorMinor + ".3";
+    ts.version = ts.versionMajorMinor + ".4";
 })(ts || (ts = {}));
 (function (ts) {
     function isExternalModuleNameRelative(moduleName) {