langtools/test/tools/javac/FoldConditional.java
changeset 10 06bc494ca11e
child 5520 86e4b9a9da40
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/FoldConditional.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2002 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 4403168
+ * @summary Verify correct type of result of ?: operator when constant folding occurs
+ * @author gafter
+ *
+ * @run main FoldConditional
+ */
+
+public class FoldConditional {
+    static void f(double x) {
+        // OK
+    }
+    static void f(int x) {
+        throw new Error();
+    }
+    public static void main(String args[]){
+        int x=5;
+        String value0 = ("value is " + 9.0).intern();
+        String value1 = ("value is " + ((x> 4)?9:9.9)).intern();
+        String value2 = ("value is " + ( true ? 9 : (9.9+x) )).intern();
+        f(true ? 9 : 9.9);
+        f(true ? 9 : (9.9 + x));
+        if (value0 != value1) throw new Error();
+        if (value0 != value2) throw new Error();
+    }
+}