/*
* Copyright ( c ) 2018 , 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 .
*
*/
#include "precompiled.hpp"
#include "opto/mulnode.hpp"
#include "opto/mathexactnode.hpp"
#include "unittest.hpp"
TEST_VM(opto, mathexact) {
ASSERT_FALSE(OverflowMulLNode::is_overflow(1 , 1 ));
ASSERT_FALSE(OverflowMulLNode::is_overflow(1 , min_jlong));
ASSERT_TRUE(OverflowMulLNode::is_overflow(-1 , min_jlong));
ASSERT_FALSE(OverflowMulLNode::is_overflow(-1 , max_jlong));
ASSERT_TRUE(OverflowMulLNode::is_overflow(max_jlong / 2 + 1 , 2 ));
ASSERT_FALSE(OverflowMulLNode::is_overflow(min_jlong, 0 ));
ASSERT_FALSE(OverflowMulLNode::is_overflow(min_jlong + 1 , -1 ));
ASSERT_TRUE(OverflowMulLNode::is_overflow(min_jlong + 1 , 2 ));
}
Messung V0.5 in Prozent C=100 H=100 G=100
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
*© Formatika GbR, Deutschland