Merge branch 'master' into reducedUnionTypes

src/services/services.ts

@@ -3793,6 +3793,10 @@ module ts {
                 return undefined;
             }
 
+            if (isLabelName(node)) {
+                return undefined;
+            }
+
             let symbol = typeInfoResolver.getSymbolAtLocation(node);
             if (!symbol) {
                 // Try getting just type at this position and show

tests/cases/fourslash/noQuickInfoForLabel.ts

@@ -0,0 +1,11 @@
+/// <reference path='fourslash.ts'/>
+
+//// /*1*/label : while(true){
+////     break /*2*/label;
+//// }
+
+goTo.marker('1');
+verify.not.quickInfoExists();
+
+goTo.marker('2');
+verify.not.quickInfoExists();