0001717: Unexpected ArrayIndexOutOfBoundsException in preg_split

Mantis - Quercus
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ID:	Category:	Severity:	Reproducibility:	Date Submitted:	Last Update:
1717		crash	always	04-27-07 07:40	04-27-07 11:28

Reporter:	salishev	Platform:
Assigned To:	nam	OS:
Priority:	normal	OS Version:
Status:	closed	Product Version:	3.1.1
Product Build:		Resolution:	fixed
Projection:	none
ETA:	none	Fixed in Version:	3.1.1

Summary:	0001717: Unexpected ArrayIndexOutOfBoundsException in preg_split
Description:	I've checked with latest available resin-3.1.s070425 snapshot preg_split throws unexpected ArrayIndexOutOfBoundsException. The behavior differs from the php 5.1.6 behavior. The problems makes impossible using dokuwiki-2006-11-06 (dokuwiki.org) over Resin. 500 Servlet Exception java.lang.ArrayIndexOutOfBoundsException: 1 at com.caucho.quercus.lib.RegexpModule$GroupNeighborMap.<init>(RegexpModule.java:1803) at com.caucho.quercus.lib.RegexpModule.preg_split(RegexpModule.java:955) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:589) at com.caucho.quercus.module.StaticFunction.invoke(StaticFunction.java:105) at com.caucho.quercus.env.JavaInvoker.call(JavaInvoker.java:614) at com.caucho.quercus.env.JavaInvoker.call(JavaInvoker.java:487) at com.caucho.quercus.env.JavaInvoker.call(JavaInvoker.java:473) at com.caucho.quercus.expr.FunctionExpr.evalImpl(FunctionExpr.java:180) at com.caucho.quercus.expr.FunctionExpr.eval(FunctionExpr.java:125) at com.caucho.quercus.program.ExprStatement.execute(ExprStatement.java:64) at com.caucho.quercus.program.BlockStatement.execute(BlockStatement.java:99) at com.caucho.quercus.program.QuercusProgram.execute(QuercusProgram.java:239) at com.caucho.quercus.page.InterpretedPage.execute(InterpretedPage.java:61) at com.caucho.quercus.page.QuercusPage.executeTop(QuercusPage.java:115) at com.caucho.quercus.servlet.ResinQuercusServlet.service(ResinQuercusServlet.java:125) at com.caucho.quercus.servlet.QuercusServlet.service(QuercusServlet.java:341) at javax.servlet.http.HttpServlet.service(HttpServlet.java:92) at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:103) at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:175) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:240) at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:263) at com.caucho.server.port.TcpConnection.run(TcpConnection.java:477) at com.caucho.util.ThreadPool$Item.runTasks(ThreadPool.java:600) at com.caucho.util.ThreadPool$Item.run(ThreadPool.java:522) at java.lang.Thread.run(Thread.java:620)
Steps To Reproduce:
Additional Information:	Minimal test case is attached.
Relationships
Attached Files:	C:\\resin-3.1.s070425\\webapps\\ROOT\\test_preg_split.php [^] (103 bytes) 04-27-07 07:40

Notes