Issue 4785. Fix for resolving label for block in switch/case

compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java

Index: compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
index 1cae5a0c7edfc5adf1cc485d421f750dd336c20b..a97498c158d114f1decf99e9a6f05de68a659041 100644
--- a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
+++ b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
@@ -80,6 +80,24 @@ public class TypeAnalyzerCompilerTest extends CompilerTestCase {
   }
 
   /**
+   * <p>
+   * http://code.google.com/p/dart/issues/detail?id=4785
+   */
+  public void test_labelForBlockInSWitchCase() throws Exception {
+    AnalyzeLibraryResult libraryResult = analyzeLibrary(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  switch (0) {",
+        "    case 0: qwerty: {",
+        "      break qwerty;",
+        "    }",
+        "  }",
+        "}",
+        "");
+    assertErrors(libraryResult.getErrors());
+  }
+
+  /**
    * We should support resolving to the method "call".
    * <p>
    * http://code.google.com/p/dart/issues/detail?id=1355