[Mono-bugs] [Bug 557093] System.IO.StringReader.ReadLine is very slow for a string using Unix line endings

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http://bugzilla.novell.com/show_bug.cgi?id=557093

http://bugzilla.novell.com/show_bug.cgi?id=557093#c1


--- Comment #1 from Brett Kiefer <brett at fogcreek.com> 2009-11-20 13:08:24 UTC ---
Created an attachment (id=328667)
 --> (http://bugzilla.novell.com/attachment.cgi?id=328667)
Test app for StringReader.ReadLine performance with different line endings

Sorry, should have included test app, attached here.

Sample runs without the patch:

brett at cartman:~$ mono TestString.exe
Test Dos (CRLF)
Done with Dos (CRLF) after 00:00:00.1018010
Test Unix (LF)
Done with Unix (LF) after 00:00:07.4834610
Test Weird (CR)
Done with Weird (CR) after 00:00:07.4789960

and with:
brett at cartman:~$ mono_with_stringreader_fix TestString.exe
Test Dos (CRLF)
Done with Dos (CRLF) after 00:00:00.0725630
Test Unix (LF)
Done with Unix (LF) after 00:00:00.0460130
Test Weird (CR)
Done with Weird (CR) after 00:00:00.0453460

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