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Re: libstdc++/4150: catastrophic performance decrease in C++ code

From: Jason Merrill <jason at redhat dot com>
To: bkoz at redhat dot com
Cc: rittle at latour dot rsch dot comm dot mot dot com, libstdc++ at gcc dot gnu dot org
Date: Fri, 19 Apr 2002 23:11:53 +0100
Subject: Re: libstdc++/4150: catastrophic performance decrease in C++ code
References: <wvl7kn8vtvj.fsf@prospero.cambridge.redhat.com><200204181158.g3IBwMN00580@latour.rsch.comm.mot.com><20020419020746.0bb2f926.bkoz@redhat.com>

>>>>> "Benjamin" == Benjamin Kosnik <bkoz@redhat.com> writes:

>> Only the concern I have is about the remaining failing interactive
>> test case.  

> ...it was disabled because I don't think it ever worked.

Which seems like a significant bug to me.  This seems to be the purpose of
the _IO_LINE_BUF code in libio.  I suppose for the time being we could just
do unbuffered i/o on tty's.

Jason

References:
- Re: libstdc++/4150: catastrophic performance decrease in C++ code
  - From: Jason Merrill
- Re: libstdc++/4150: catastrophic performance decrease in C++ code
  - From: Loren James Rittle
- Re: libstdc++/4150: catastrophic performance decrease in C++ code
  - From: Benjamin Kosnik

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