8059556: C2: crash while inlining MethodHandle invocation w/ null receiver

Reviewed-by: kvn, jrose

src/share/vm/opto/callGenerator.cpp

@@ -862,7 +862,7 @@ CallGenerator* CallGenerator::for_method_handle_inline(JVMState* jvms, ciMethod*
                                             call_does_dispatch, vtable_index);  // out-parameters
           // We lack profiling at this call but type speculation may
           // provide us with a type
-          speculative_receiver_type = receiver_type->speculative_type();
+          speculative_receiver_type = (receiver_type != NULL) ? receiver_type->speculative_type() : NULL;
         }
 
         CallGenerator* cg = C->call_generator(target, vtable_index, call_does_dispatch, jvms, true, PROB_ALWAYS, speculative_receiver_type, true, true);

test/compiler/jsr292/NullConstantReceiver.java

+/*
+ * Copyright (c) 2014, 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.
+ */
+
+/**
+ * @test
+ * @bug 8059556
+ * @run main/othervm -Xbatch NullConstantReceiver
+ */
+
+import java.lang.invoke.MethodHandle;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.MethodType;
+
+public class NullConstantReceiver {
+    static final MethodHandle target;
+    static {
+        try {
+            target = MethodHandles.lookup().findVirtual(NullConstantReceiver.class, "test", MethodType.methodType(void.class));
+        } catch (ReflectiveOperationException e) {
+            throw new Error(e);
+        }
+    }
+
+    public void test() {}
+
+    static void run() throws Throwable {
+        target.invokeExact((NullConstantReceiver) null);
+    }
+
+    public static void main(String[] args) throws Throwable {
+        for (int i = 0; i<15000; i++) {
+            try {
+                run();
+            } catch (NullPointerException e) {
+                // expected
+                continue;
+            }
+            throw new AssertionError("NPE wasn't thrown");
+        }
+        System.out.println("TEST PASSED");
+    }
+}