/*
* Copyright ( c ) 2009 , 2010 , 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 .
*
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*/
/*
* @ test
* @ bug 6869075
* @ summary regression : javac crashes when compiling compound string assignment with generics
* @ author mcimadamore
*/
public class T6869075 {
static class Foo<X> {
X x;
Foo (X x) {
this .x = x;
}
}
static void test1(Foo<String> foo) {
String start = foo.x;
equals(foo.x += "foo" , start + "foo" );
}
static void test2(Foo<String> foo) {
String start = foo.x;
equals((foo.x += "foo" ), (start + "foo" ));
}
static void test3(Foo<String> foo) {
String start = foo.x;
equals(((foo.x += "foo" )), ((start + "foo" )));
}
public static void main(String[] args) {
test1(new Foo<String>("Hello!" ));
test2(new Foo<String>("Hello!" ));
test3(new Foo<String>("Hello!" ));
}
static void equals(String found, String req) {
if (!found.equals(req)) {
throw new AssertionError("Error (expected: " + req +
" - found: " + found + ")" );
}
}
}
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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