Re: java.util.regex

Andrew Haley <[email protected]>
Newsgroups gmane.comp.gcc.java.devel
Message-ID <[email protected]>
OneGuy wrote:
> On Thu, May 8, 2008 at 4:22 AM, Andrew Haley <[email protected]> wrote:
> 
>> That may be so.  On the other hand, perhaps Sun's JIT has discovered
>> a smart optimization that isn't visible to gcc.  Profililng the
>> program may show what is happenining.
> 
> Even a much serious problem is with java.util.regex  .. specifically,
> this method
> 
> http://java.sun.com/j2se/1.4.2/docs/api/java/util/regex/Pattern.html
> 
> static Pattern compile(String regex)
> 
> The String I tested (very large string), java6 could execute the
> method in few seconds. GCJ took more than one minute. It was more than
> 40 times slower.

Can you tell me what the pattern was, and what the search string was?

Thanks,
Andrew.
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