7179353: try-with-resources fails to compile with generic exception parameters

Reviewed-by: mcimadamore

src/share/classes/com/sun/tools/javac/comp/Flow.java

@@ -808,9 +808,10 @@ public class Flow {
          */
         void markThrown(JCTree tree, Type exc) {
             if (!chk.isUnchecked(tree.pos(), exc)) {
-                if (!chk.isHandled(exc, caught))
+                if (!chk.isHandled(exc, caught)) {
                     pendingExits.append(new FlowPendingExit(tree, exc));
-                    thrown = chk.incl(exc, thrown);
+                }
+                thrown = chk.incl(exc, thrown);
             }
         }
 
@@ -1066,8 +1067,9 @@ public class Flow {
                                 names.close,
                                 List.<Type>nil(),
                                 List.<Type>nil());
+                        Type mt = types.memberType(resource.type, closeMethod);
                         if (closeMethod.kind == MTH) {
-                            for (Type t : ((MethodSymbol)closeMethod).getThrownTypes()) {
+                            for (Type t : mt.getThrownTypes()) {
                                 markThrown(resource, t);
                             }
                         }

src/share/classes/com/sun/tools/javac/comp/Resolve.java

@@ -349,7 +349,7 @@ public class Resolve {
             : isAccessible(env, t.tsym, checkInner);
     }
 
-    /** Is symbol accessible as a member of given type in given evironment?
+    /** Is symbol accessible as a member of given type in given environment?
      *  @param env    The current environment.
      *  @param site   The type of which the tested symbol is regarded
      *                as a member.
@@ -490,11 +490,11 @@ public class Resolve {
     };
 
     /** Try to instantiate the type of a method so that it fits
-     *  given type arguments and argument types. If succesful, return
+     *  given type arguments and argument types. If successful, return
      *  the method's instantiated type, else return null.
      *  The instantiation will take into account an additional leading
      *  formal parameter if the method is an instance method seen as a member
-     *  of un underdetermined site In this case, we treat site as an additional
+     *  of an under determined site. In this case, we treat site as an additional
      *  parameter and the parameters of the class containing the method as
      *  additional type variables that get instantiated.
      *

test/tools/javac/T7179353/GenericsAndTWRCompileErrorTest.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 7179353
+ * @summary try-with-resources fails to compile with generic exception parameters
+ * @compile GenericsAndTWRCompileErrorTest.java
+ */
+
+public class GenericsAndTWRCompileErrorTest {
+
+    public static class Resource<E extends Exception> implements AutoCloseable {
+        public void close() throws E { }
+    }
+
+    public <E extends Exception> void test() throws E {
+        try (Resource<E> r = new Resource<E>()) {
+
+        }
+    }
+}