reg test TestConv.java failing

Platform Solaris 10 SPARC
JDK j2sdk1.5.0 b30
Locale ja

During regression test execution, TestConv.java failed and jtreg produced the attached report.
The failed part is as follows.

Checking PCK...
[Testing internal (sun.io) converter implementation]
Warning 1: 0x815C -> \\u2014 multi-mapping? \\u2015
----------System.err:(15/771)----------
java.lang.RuntimeException: 1 Warning(s).
        at TestConv.checkConverter(TestConv.java:180)
        at TestConv.check(TestConv.java:71)
        at TestConv.main(TestConv.java:42)
        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:489)
        at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
        at java.lang.Thread.run(Thread.java:565)

JavaTest Message: Test threw exception: java.lang.RuntimeException: 1 Warning(s).
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: 1 Warning(s).
result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: 1 Warning(s).


test result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: 1 Warning(s).


You can find regression test case at sqeweb.sfbay.
  /java/re/jdk/1.5.0/promoted/all/b30/ws/j2se/test/sun/io/Converter/TestConv.java


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