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/langtools/jdk/javadoc/tool/FlagsTooEarly.java
+++ b/test/langtools/jdk/javadoc/tool/FlagsTooEarly.java
@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2003, 2016, 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 4904495
+ * @summary Compilation may go awry if we ask a symbol for its flags during
+ *          javac's Enter phase, before the flags are generally available.
+ * @modules jdk.javadoc/jdk.javadoc.internal.tool
+ */
+
+
+import java.util.Collections;
+import java.util.Locale;
+import java.util.Set;
+
+import javax.lang.model.SourceVersion;
+
+import jdk.javadoc.doclet.Doclet;
+import jdk.javadoc.doclet.Reporter;
+import jdk.javadoc.doclet.DocletEnvironment;
+
+public class FlagsTooEarly implements Doclet {
+
+    public static void main(String[] args) {
+        String thisFile = "" +
+            new java.io.File(System.getProperty("test.src", "."),
+                             "FlagsTooEarly.java");
+
+        String[] argarray = {
+            "-docletpath", System.getProperty("test.classes", "."),
+            "-doclet", "FlagsTooEarly",
+            "-Xwerror",
+            thisFile
+        };
+        if (jdk.javadoc.internal.tool.Main.execute(argarray) != 0)
+            throw new Error("Javadoc encountered warnings or errors.");
+    }
+
+    /*
+     * The world's simplest doclet.
+     */
+    public boolean run(DocletEnvironment root) {
+        return true;
+    }
+
+    /*
+     * The following sets up the scenario for triggering the (potential) bug.
+     */
+    C2 c;
+    static class C1 { }
+    static class C2 { }
+
+    @Override
+    public String getName() {
+        return "Test";
+    }
+
+    @Override
+    public Set<Option> getSupportedOptions() {
+        return Collections.emptySet();
+    }
+
+    @Override
+    public SourceVersion getSupportedSourceVersion() {
+        return SourceVersion.latest();
+    }
+
+    public void init(Locale locale, Reporter reporter) {
+        return;
+    }
+}