Suppress Eclipse warnings that arise in JLex, which we don't control

com.ibm.wala.cast.java.test.data/.settings/org.eclipse.jdt.core.prefs

@@ -100,7 +100,7 @@ org.eclipse.jdt.core.compiler.problem.unlikelyCollectionMethodArgumentType=error
 org.eclipse.jdt.core.compiler.problem.unlikelyCollectionMethodArgumentTypeStrict=disabled
 org.eclipse.jdt.core.compiler.problem.unlikelyEqualsArgumentType=error
 org.eclipse.jdt.core.compiler.problem.unnecessaryElse=ignore
-org.eclipse.jdt.core.compiler.problem.unnecessaryTypeCheck=warning
+org.eclipse.jdt.core.compiler.problem.unnecessaryTypeCheck=ignore
 org.eclipse.jdt.core.compiler.problem.unqualifiedFieldAccess=ignore
 org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownException=ignore
 org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionExemptExceptionAndThrowable=enabled

com.ibm.wala.cast.java.test.data/src/CastFromNull.java

@@ -9,7 +9,6 @@
  *     IBM Corporation - initial API and implementation
  *****************************************************************************/
 public class CastFromNull {
-  @SuppressWarnings({ "cast" })
   public static void main(String args[]) {
     new CastFromNull();
     Object x = (Object) null;

com.ibm.wala.cast.java.test.data/src/foo/bar/hello/world/LoopsAndLabels.java

@@ -38,7 +38,7 @@
 package foo.bar.hello.world;
 
 public class LoopsAndLabels {
-	@SuppressWarnings({ "cast", "unused" })
+	@SuppressWarnings("unused")
 	public static void main(String args[]) {
 
 		aaa: do {

com.ibm.wala.cast.java.test.data/src/foo/bar/hello/world/Misc.java

@@ -39,7 +39,6 @@ package foo.bar.hello.world;
 
 public class Misc {
 
-	@SuppressWarnings("cast")
 	public static void main(String args[]) {
 		if ( "hello" instanceof Object ) {
 			System.out.println("strings are objects in java");