Thu, 30 Jul 2009 10:29:53 +0100
6827648: Extremely slow compilation time for visitor pattern code + generics
Summary: Javac unnecessarily recomputates type-substitutions multiple times
Reviewed-by: jjg
1 /*
2 * Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * accompanied this code).
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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22 */
24 /**
25 * @test
26 * @bug 6717241
27 * @summary some diagnostic argument is prematurely converted into a String object
28 * @author Maurizio Cimadamore
29 * @compile/fail/ref=T6717241b.out -XDstdout -XDrawDiagnostics T6717241b.java
30 */
32 class T6717241b {
33 void test() {
34 //this will generate a 'cant.resolve.location'
35 Object o = v;
36 //this will generate a 'cant.resolve.location.args'
37 m1(1, "");
38 //this will generate a 'cant.resolve.location.args.params'
39 T6717241b.<Integer,Double>m2(1, "");
40 }
41 }