8007566: DocLint too aggressive with not allowed here: <p>

Reviewed-by: mcimadamore

src/share/classes/com/sun/tools/doclint/Checker.java

@@ -245,12 +245,19 @@ public class Checker extends DocTreeScanner<Void, Void> {
         if (t == null) {
             env.messages.error(HTML, tree, "dc.tag.unknown", treeName);
         } else {
+            boolean done = false;
             for (TagStackItem tsi: tagStack) {
                 if (tsi.tag.accepts(t)) {
                     while (tagStack.peek() != tsi) tagStack.pop();
+                    done = true;
                     break;
-                } else if (tsi.tag.endKind != HtmlTag.EndKind.OPTIONAL)
+                } else if (tsi.tag.endKind != HtmlTag.EndKind.OPTIONAL) {
+                    done = true;
                     break;
+                }
+            }
+            if (!done && HtmlTag.BODY.accepts(t)) {
+                tagStack.clear();
             }
 
             checkStructure(tree, t);

test/tools/doclint/ParaTagTest.java

+/*
+ * Copyright (c) 2013, 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 8007566
+ * @summary DocLint too aggressive with not allowed here: <p>
+ * @build DocLintTester
+ * @run main DocLintTester -Xmsgs ParaTagTest.java
+ */
+
+/**
+ * First line.
+ * <p> Para c1.</p>
+ * <p> Para c2.
+ * <p> Para c3.</p>
+ */
+public class ParaTagTest {
+    /**
+     * m1 <code>code </code>.
+     * <p> Para m1.
+     * <p> Para m2.
+     */
+    public void m() {}
+
+    /**
+     * m2.
+     * <p> Para z1.
+     * <p> Para z2.
+     * <pre>
+     *    Preformat 1.
+     * </pre>
+     */
+    public void z() {}
+}