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From: Valentin Samko (boost_at_[hidden])
Date: 2004-11-13 14:10:58

>> g++ does NRVO, which some popular optimising compilers (like VC++ 7.1)
>> do not do. In my experience, some programs compiled with g++ are
>> noticeably faster than when compiled with vc++ 7.1, mainly due to the
>> NRVO. Afaik, NRVO it not implemented in VC++ 7.1 because it conflicts
>> with the current C++ standard (3.7.2).

DA> What makes you think it conflicts with the C++ standard?

I guess I was wrong, I read 3.7.2, but missed the exception for NRVO
in 12.8.15.

Valentin Samko

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