8055289: Internal Error: mallocTracker.cpp:146 fatal error: Should not use malloc for big memory block, use virtual memory instead
Summary: Return NULL if memory allocation size is bigger than MAX_MALLOC_SIZE when NMT is on
Reviewed-by: coleenp, gtriantafill
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
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*
* 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).
*
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* 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 6823453
* @summary DeoptimizeALot causes fastdebug server jvm to fail with assert(false,"unscheduable graph")
* @run main/othervm -Xcomp -XX:+IgnoreUnrecognizedVMOptions -XX:CompileOnly=Test -XX:+DeoptimizeALot Test
*/
public class Test {
static long vara_1 = 1L;
static void testa() {
short var_2 = (byte) 1.0E10;
for ( Object temp = new byte[(byte)1.0E10]; true ;
var_2 = "1".equals("0") ? ((byte) vara_1) : 1 ) {}
}
static void testb() {
long var_1 = -1L;
short var_2 = (byte) 1.0E10;
for ( Object temp = new byte[(byte)1.0E10]; true ;
var_2 = "1".equals("0") ? ((byte) var_1) : 1 ) {}
}
static void testc() {
long var_1 = -1L;
if (vara_1 > 0) var_1 = 1L;
int var_2 = (byte)var_1 - 128;
for ( Object temp = new byte[var_2]; true ;
var_2 = "1".equals("0") ? 2 : 1 ) {}
}
static void testd() {
long var_1 = 0L;
int var_2 = (byte)var_1 + 1;
for (int i=0; i<2 ; i++) var_2 = var_2 - 1;
for ( Object temp = new byte[var_2]; true ;
var_2 = "1".equals("0") ? 2 : 1 ) {}
}
public static void main(String[] args) throws Exception {
int nex = 0;
try {
testa();
}
catch (java.lang.NegativeArraySizeException ex) { nex++; }
try {
testb();
}
catch (java.lang.NegativeArraySizeException ex) { nex++; }
try {
testc();
}
catch (java.lang.NegativeArraySizeException ex) { nex++; }
try {
testd();
}
catch (java.lang.NegativeArraySizeException ex) { nex++; }
if (nex != 4)
System.exit(97);
}
}