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Posted to issues@stdcxx.apache.org by "Martin Sebor (JIRA)" <ji...@apache.org> on 2008/01/23 04:48:34 UTC

[jira] Updated: (STDCXX-544) [gcc] use __builtin functions

     [ https://issues.apache.org/jira/browse/STDCXX-544?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Martin Sebor updated STDCXX-544:
--------------------------------

    Remaining Estimate: 8h
     Original Estimate: 8h

> [gcc] use __builtin functions
> -----------------------------
>
>                 Key: STDCXX-544
>                 URL: https://issues.apache.org/jira/browse/STDCXX-544
>             Project: C++ Standard Library
>          Issue Type: Improvement
>          Components: Build
>    Affects Versions: 4.1.2, 4.1.3, 4.1.4, 4.2.0
>         Environment: gcc
>            Reporter: Mark Brown
>             Fix For: 4.2.1
>
>   Original Estimate: 8h
>  Remaining Estimate: 8h
>
> Gcc provides many built-in equivalents of C library functions like memcpy or strlen for optimization purposes. stdcxx should take advantage of them when possible to deliver better performance.
> http://gcc.gnu.org/onlinedocs/gcc-4.1.2/gcc/Other-Builtins.html#Other-Builtins

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