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changeset 25:25338c55e458

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6481655: Parser confused by combination of parens and explicit type args Summary: Bug in the parser caused by the fact that explicit type arguments are disabled when parsing parenthesized expressions Reviewed-by: jjg
author mcimadamore
date Wed, 09 Apr 2008 14:05:24 +0100
parents 57ba4f70f0d8
children 447c300a24e7
files src/share/classes/com/sun/tools/javac/parser/Parser.java test/tools/javac/generics/T6481655.java
diffstat 2 files changed, 44 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/classes/com/sun/tools/javac/parser/Parser.java	Wed Apr 09 13:53:45 2008 +0100
+++ b/src/share/classes/com/sun/tools/javac/parser/Parser.java	Wed Apr 09 14:05:24 2008 +0100
@@ -1006,7 +1006,10 @@
                     break loop;
                 case DOT:
                     S.nextToken();
+                    int oldmode = mode;
+                    mode &= ~NOPARAMS;
                     typeArgs = typeArgumentsOpt(EXPR);
+                    mode = oldmode;
                     if ((mode & EXPR) != 0) {
                         switch (S.token()) {
                         case CLASS:
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/generics/T6481655.java	Wed Apr 09 14:05:24 2008 +0100
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2008 Sun Microsystems, 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug     6481655
+ * @summary Parser confused by combination of parens and explicit type args
+ * @author Maurizio Cimadamore
+ */
+
+public class T6481655 {
+
+    public static <T> T getT(T t) {
+        return t;
+    }
+
+    public static void main(String... s) {
+        T6481655.<String>getT("");
+        (T6481655.<String>getT("")).getClass();
+    }
+}