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https://issues.apache.org/jira/browse/STDCXX-249?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12568826#action_12568826
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Travis Vitek commented on STDCXX-249:
-------------------------------------
Merged to 4.2.1 in
[r627678|http://svn.apache.org/viewvc?view=rev&revision=627678].
> std::operator>>(istream, string&) inefficient
> ---------------------------------------------
>
> Key: STDCXX-249
> URL: https://issues.apache.org/jira/browse/STDCXX-249
> Project: C++ Standard Library
> Issue Type: Improvement
> Components: 21. Strings
> Affects Versions: 4.1.2, 4.1.3, 4.1.4, 4.2.0
> Environment: all
> Reporter: Martin Sebor
> Assignee: Travis Vitek
> Priority: Minor
> Fix For: 4.2.1
>
> Attachments: stdcxx-249.patch
>
> Original Estimate: 8h
> Time Spent: 10h
> Remaining Estimate: 0h
>
> The string extractor reads and appends one character at a time. It could be
> made more efficient by extracting and appending all non-whitespace characters
> that are available in the buffer in chunks. See the definition of the
> operator here:
> http://svn.apache.org/viewvc/stdcxx/trunk/include/istream.cc?revision=383265
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