/*
* Copyright ( c ) 2011 , 2016 , 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 7068051
* @ summary SIGSEGV in PhaseIdealLoop : : build_loop_late_post on T5440
* @ library / test / lib
* @ modules java . base / jdk . internal . misc
* java . management
*
* @ run main / othervm - showversion - Xbatch compiler . c2 . Test7068051
*/
package compiler.c2;
import jdk.test.lib.JDKToolLauncher;
import jdk.test.lib.process.OutputAnalyzer;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class Test7068051 {
private static final String SELF_NAME = Test7068051.class .getSimpleName();
private static final String SELF_FILE_NAME = SELF_NAME + ".java" ;
private static final String JAR_NAME = "foo.jar" ;
private static final String TEST_PATH = System.getProperty("test.src" );
private static final Path CURRENT_DIR = Paths.get("." );
private static final Path TEST_SOURCE_PATH = Paths.get(TEST_PATH, SELF_FILE_NAME);
public static void main (String[] args) throws IOException {
createTestJarFile();
System.out.println("Running test..." );
try (ZipFile zf = new ZipFile(JAR_NAME)) {
Enumeration<? extends ZipEntry> entries = zf.entries();
ArrayList<String> names = new ArrayList<String>();
while (entries.hasMoreElements()) {
names.add(entries.nextElement().getName());
}
byte [] bytes = new byte [16 ];
for (String name : names) {
ZipEntry e = zf.getEntry(name);
if (e.isDirectory()) {
continue ;
}
try (final InputStream is = zf.getInputStream(e)) {
try {
while (is.read(bytes) >= 0 ) {
}
} catch (IOException x) {
System.out.println(".................................." );
System.out.println(" --> is :" + is);
System.out.println(" is.hash :" + is.hashCode());
System.out.println();
System.out.println(" e.name :" + e.getName());
System.out.println(" e.hash :" + e.hashCode());
System.out.println(" e.method :" + e.getMethod());
System.out.println(" e.size :" + e.getSize());
System.out.println(" e.csize :" + e.getCompressedSize());
System.out.println(".................................." );
throw new AssertionError("IOException was throwing while read the archive. Test failed." , x);
}
}
}
}
System.out.println("Test passed." );
}
private static void createTestJarFile() {
ArrayList<String> jarOptions = new ArrayList<>();
// jar cf foo.jar *
System.out.println("Creating jar file.." );
jarOptions.add("cf" );
jarOptions.add(JAR_NAME);
try {
for (int i = 0 ; i < 100 ; ++i) {
Path temp = Files.createTempFile(CURRENT_DIR, SELF_NAME, ".java" );
Files.copy(TEST_SOURCE_PATH, temp, StandardCopyOption.REPLACE_EXISTING);
jarOptions.add(temp.toString());
}
} catch (IOException ex) {
throw new AssertionError("TESTBUG: Creating temp files failed." , ex);
}
runJar(jarOptions);
// jar -uf0 foo.jar Test7068051.java
System.out.println("Adding unpacked file..." );
jarOptions.clear();
jarOptions.add("-uf0" );
jarOptions.add(JAR_NAME);
jarOptions.add(TEST_SOURCE_PATH.toString());
runJar(jarOptions);
}
private static void runJar(List<String> params) {
JDKToolLauncher jar = JDKToolLauncher.create("jar" );
for (String p : params) {
jar.addToolArg(p);
}
ProcessBuilder pb = new ProcessBuilder(jar.getCommand());
try {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldHaveExitValue(0 );
} catch (IOException ex) {
throw new AssertionError("TESTBUG: jar failed." , ex);
}
}
}
Messung V0.5 in Prozent C=88 H=93 G=90
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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