test/hotspot/jtreg/compiler/loopstripmining/UnexpectedPinnedNodeInOuterLoop.java
changeset 50248 c0475f9c1c45
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/loopstripmining/UnexpectedPinnedNodeInOuterLoop.java	Thu May 24 09:59:57 2018 +0200
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2018, Red Hat, Inc. 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 8202950
+ * @summary C2: assert(found_sfpt) failed: no node in loop that's not input to safepoint
+ *
+ * @run main/othervm -Xcomp -Xbatch -XX:CompileOnly=UnexpectedPinnedNodeInOuterLoop -XX:-TieredCompilation UnexpectedPinnedNodeInOuterLoop
+ *
+ */
+
+public class UnexpectedPinnedNodeInOuterLoop {
+
+    public static final int N = 400;
+
+    public static volatile float fFld=0.488F;
+    public static volatile int iFld=143;
+
+    public static void lMeth(int i2) {
+        int i20=95, i21=-163, i22=-11, iArr[]=new int[N], iArr2[]=new int[N];
+        byte by1=-97;
+
+        for (i20 = 15; 253 > i20; ++i20) {
+            iFld += i21;
+            for (i22 = 1; 7 > i22; i22++) {
+                iArr[i20 + 1] >>= i20;
+            }
+            fFld = i2;
+            iArr2[i20] -= (int)2.302F;
+        }
+    }
+
+    public static void main(String[] strArr) {
+        lMeth(0);
+    }
+}