undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/hotspot/jtreg/compiler/allocation/TestNewArrayOutsideLoopValidLengthTestInLoop.java
+++ b/test/hotspot/jtreg/compiler/allocation/TestNewArrayOutsideLoopValidLengthTestInLoop.java
@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2022, 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 8291665
+ * @summary C2: assert compiling SSLEngineInputRecord::decodeInputRecord
+ * @run main/othervm -Xbatch TestNewArrayOutsideLoopValidLengthTestInLoop
+ */
+
+import java.util.Arrays;
+
+public class TestNewArrayOutsideLoopValidLengthTestInLoop {
+    private static volatile int barrier;
+
+    public static void main(String[] args) {
+        boolean[] allFalse = new boolean[100];
+        boolean[] allTrue = new boolean[100];
+        Arrays.fill(allTrue, true);
+        for (int i = 0; i < 20_000; i++) {
+            test1(allFalse, allFalse, true);
+            test1(allTrue, allFalse, true);
+            test1(allFalse, allTrue, true);
+            test1(allFalse, allFalse, false);
+        }
+    }
+
+    private static int[] test1(boolean[] flags1, boolean[] flags2, boolean flag) {
+        for (int i = 1; i < 100; i *= 2) {
+            boolean f = false;
+            int j = i;
+            if (flags1[i]) {
+                barrier = 1;
+                f = true;
+                j = i / 2;
+            }
+            if (flag) {
+                barrier = 1;
+            }
+            if (f) {
+                return new int[j];
+            }
+            if (flags2[i]) {
+                return new int[j];
+            }
+        }
+        return null;
+    }
+}