test and fix for issue #928: disabled native Bullet's QuickProf

jme3-bullet-native/build.gradle

@@ -87,6 +87,7 @@ model {
                 return
             }
 
+            cppCompiler.define('BT_NO_PROFILE')
             if (toolChain in VisualCpp) {
                 cppCompiler.args "/I$javaHome\\include"
             } else{

jme3-examples/src/main/java/jme3test/bullet/TestIssue928.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2018 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package jme3test.bullet;
+
+import com.jme3.app.SimpleApplication;
+import com.jme3.bullet.BulletAppState;
+import com.jme3.bullet.BulletAppState.ThreadingType;
+
+/**
+ * Test case for JME issue #928: crash after 64 attached and detached
+ * BulletAppStates with parallel threading. The bug existed in Native Bullet
+ * only.
+ * <p>
+ * If successful, no crash will occur.
+ */
+public class TestIssue928 extends SimpleApplication {
+    // *************************************************************************
+    // new methods exposed
+
+    public static void main(String[] args) {
+        TestIssue928 app = new TestIssue928();
+        app.start();
+    }
+
+    int count = 0;
+    int frame = 0;
+    BulletAppState bulletAppState;
+    // *************************************************************************
+    // SimpleApplication methods
+
+    @Override
+    public void simpleInitApp() {
+    }
+
+    @Override
+    public void simpleUpdate(float tpf) {
+        if (frame % 4 == 0) {
+            System.out.println(++count);
+            bulletAppState = new BulletAppState();
+            bulletAppState.setThreadingType(ThreadingType.PARALLEL);
+            stateManager.attach(bulletAppState);
+        } else if (frame % 4 == 2) {
+            stateManager.detach(bulletAppState);
+        }
+
+        frame++;
+        if (count == 70) {
+            System.exit(0);
+        }
+    }
+}