diff --git a/src/services/services.ts b/src/services/services.ts
index 3584e016227..9270a3115dc 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -2021,7 +2021,7 @@ module ts {
                     var text = sourceFile.text;
                     var width = comment.end - comment.pos;
                     // is single line comment or just /*
-                    if (width <=2 || text.charCodeAt(comment.pos + 1) === CharacterCodes.slash) {
+                    if (width <= 2 || text.charCodeAt(comment.pos + 1) === CharacterCodes.slash) {
                         return true;
                     }
                     else {
@@ -2484,9 +2484,6 @@ module ts {
             }
 
             function isInStringOrRegularExpressionLiteral(previousToken: Node): boolean {
-                //var token = getTouchingPropertyName(sourceFile, position);
-
-                //  || token.kind === SyntaxKind.RegularExpressionLiteral
                 if (previousToken.kind === SyntaxKind.StringLiteral) {
                     // The position has to be either: 1. entirely within the token text, or 
                     // 2. at the end position, and the string literal is not terminated
@@ -2498,7 +2495,9 @@ module ts {
                     else if (position === end) {
                         var width = end - start;
                         var text = previousToken.getSourceFile().text;
-                        return width <= 1 || text.charCodeAt(start) !== text.charCodeAt(end - 1);
+                        return width <= 1 ||
+                            text.charCodeAt(start) !== text.charCodeAt(end - 1) ||
+                            text.charCodeAt(end - 2) === CharacterCodes.backslash;
                     }
                 }
                 else if (previousToken.kind === SyntaxKind.RegularExpressionLiteral) {
diff --git a/tests/cases/fourslash/completionListAfterFunction2.ts b/tests/cases/fourslash/completionListAfterFunction2.ts
new file mode 100644
index 00000000000..c123e084972
--- /dev/null
+++ b/tests/cases/fourslash/completionListAfterFunction2.ts
@@ -0,0 +1,13 @@
+/// <reference path='fourslash.ts' />
+
+////// Outside the function expression
+////declare var f1: (a: number) => void; /*1*/
+////
+////declare var f1: (b: number, b2: /*2*/) => void;
+
+goTo.marker("1");
+verify.not.completionListContains("a");
+
+goTo.marker("2");
+verify.completionListContains("b");
+
diff --git a/tests/cases/fourslash/completionListAfterFunction3.ts b/tests/cases/fourslash/completionListAfterFunction3.ts
new file mode 100644
index 00000000000..575351ea648
--- /dev/null
+++ b/tests/cases/fourslash/completionListAfterFunction3.ts
@@ -0,0 +1,12 @@
+/// <reference path='fourslash.ts' />
+
+////// Outside the function expression
+////var x1 = (a: number) => { }/*1*/;
+////
+////var x2 = (b: number) => {/*2*/ };
+
+goTo.marker("1");
+verify.not.completionListContains("a");
+
+goTo.marker("2");
+verify.completionListContains("b");