--- a/graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/EliminateNestedCheckCastsTest.java	Sun Dec 13 12:47:57 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,154 +0,0 @@
-/*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package com.oracle.graal.compiler.test;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-import com.oracle.graal.debug.Debug;
-import com.oracle.graal.debug.Debug.Scope;
-import com.oracle.graal.nodes.StructuredGraph;
-import com.oracle.graal.nodes.StructuredGraph.AllowAssumptions;
-import com.oracle.graal.nodes.java.CheckCastNode;
-import com.oracle.graal.nodes.java.LoadFieldNode;
-import com.oracle.graal.phases.common.CanonicalizerPhase;
-import com.oracle.graal.phases.tiers.PhaseContext;
-
-public class EliminateNestedCheckCastsTest extends GraalCompilerTest {
-
-    public static long test1Snippet(A1 a1) {
-        A2 a2 = (A2) a1;
-        A3 a3 = (A3) a2;
-        A4 a4 = (A4) a3;
-        A5 a5 = (A5) a4;
-        A6 a6 = (A6) a5;
-        return a6.x6;
-    }
-
-    @Test
-    public void test1() {
-        compileSnippet("test1Snippet", 5, 1);
-    }
-
-    public static long test2Snippet(A1 a1) {
-        A2 a2 = (A2) a1;
-        A3 a3 = (A3) a2;
-        A4 a4 = (A4) a3;
-        A5 a5 = (A5) a4;
-        A6 a6 = (A6) a5;
-        // as a3 has an usage, thus don't remove the A3 checkcast.
-        return a3.x2 + a6.x6;
-    }
-
-    @Test
-    public void test2() {
-        compileSnippet("test2Snippet", 5, 1);
-    }
-
-    public static long test3Snippet(A1 a1) {
-        long result = a1.x1;
-        A2 a2 = (A2) a1;
-        if (a1.x1 == 42) {
-            A3 a3 = (A3) a2;
-            result = a3.x3;
-        }
-        return result;
-    }
-
-    @Test
-    public void test3() {
-        compileSnippet("test3Snippet", 2, 2);
-    }
-
-    public static long test4Snippet(A1 a1, A1 b1) {
-        A2 a2 = (A2) a1;
-        A3 b3 = (A3) b1;
-        return a2.x2 + b3.x3;
-    }
-
-    @Test
-    public void test4() {
-        compileSnippet("test4Snippet", 2, 2);
-    }
-
-    public static long test5Snippet(A1 a1) {
-        long sum = 0;
-        A2 a2 = (A2) a1;
-        A3 a3 = (A3) a2;
-        sum += a2.x2;
-        return sum + a3.x3;
-    }
-
-    @Test
-    public void test5() {
-        StructuredGraph graph = compileSnippet("test5Snippet", 2, 1);
-        for (LoadFieldNode lfn : graph.getNodes().filter(LoadFieldNode.class)) {
-            Assert.assertTrue(lfn.object() instanceof CheckCastNode);
-        }
-    }
-
-    @SuppressWarnings("try")
-    private StructuredGraph compileSnippet(final String snippet, final int checkcasts, final int afterCanon) {
-        final StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
-        try (Scope s = Debug.scope("NestedCheckCastsTest", graph)) {
-            Debug.dump(graph, "After parsing: " + snippet);
-            Assert.assertEquals(checkcasts, graph.getNodes().filter(CheckCastNode.class).count());
-            new CanonicalizerPhase().apply(graph, new PhaseContext(getProviders()));
-            Assert.assertEquals(afterCanon, graph.getNodes().filter(CheckCastNode.class).count());
-            return graph;
-        } catch (Throwable e) {
-            throw Debug.handle(e);
-        }
-
-    }
-
-    public static class A1 {
-
-        public long x1 = 1;
-    }
-
-    public static class A2 extends A1 {
-
-        public long x2 = 2;
-    }
-
-    public static class A3 extends A2 {
-
-        public long x3 = 3;
-    }
-
-    public static class A4 extends A3 {
-
-        public long x4 = 4;
-    }
-
-    public static class A5 extends A4 {
-
-        public long x5 = 5;
-    }
-
-    public static class A6 extends A5 {
-
-        public long x6 = 6;
-    }
-}