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Archive for December 2008

Writing portable C and C++ code

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Width and value ranges of Integer types

C and C++ only specify minimum requirements regarding the width and value range of different integer types and how these are converted to each other. If you want to write portable code you should be aware of this. Check out the article Integer Types in C and C++.

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Written by pizer

December 18, 2008 at 5:11 pm

C++0x: Interaction between rvalue references & concepts

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Last update: 2008-12-08

I noticed some unfortunate gotchas when using two of the upcoming C++ features together: Rvalue references and concepts/templates. One of these problems can actually be seen in the currend draft of the future C++ specification. As far as I can tell, it looks like a subtle but nasty bug. Check out chapter 23.2.6 [vector, page 826]:

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Written by pizer

December 6, 2008 at 6:44 pm