test/hotspot/jtreg/compiler/c2/Test6930043.java
changeset 47216 71c04702a3d5
parent 41705 332239c052cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/c2/Test6930043.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2010, 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 6930043
+ * @summary C2: SIGSEGV in javasoft.sqe.tests.lang.arr017.arr01702.arr01702.loop_forw(II)I
+ *
+ * @run main compiler.c2.Test6930043
+ */
+
+package compiler.c2;
+
+public class Test6930043 {
+    int[] a;
+    int idx;
+
+    public int loop_back(int i, int i_0_) {
+        int i_1_ = 0;
+        int[] is = a;
+        if (is == null) return 0;
+        for (int i_2_ = i; i_2_ >= i_0_; i_2_--)
+            i_1_ += is[idx = i_2_];
+        return i_1_;
+    }
+
+    public int loop_forw(int start, int end) {
+        int result = 0;
+        int[] is = a;
+        if (is == null) return 0;
+        for (int index = start; index < end; index++)
+            result += is[index];
+            // result += is[idx = index];
+        return result;
+    }
+
+    public static void main(String[] strings) {
+        Test6930043 var_Test6930043 = new Test6930043();
+        var_Test6930043.a = new int[1000000];
+        var_Test6930043.loop_forw(10, 999990);
+        var_Test6930043.loop_forw(10, 999990);
+        for (int i = 0; i < 3; i++) {
+            try {
+                if (var_Test6930043.loop_forw(-1, 999990) != 0) throw new InternalError();
+            } catch (ArrayIndexOutOfBoundsException e) { }
+        }
+        var_Test6930043.loop_back(999990, 10);
+        var_Test6930043.loop_back(999990, 10);
+        for (int i = 0; i < 3; i++) {
+            try {
+                if (var_Test6930043.loop_back(999990, -1) != 0) throw new InternalError();
+            } catch (ArrayIndexOutOfBoundsException e) { }
+        }
+    }
+}