[webkit-dev] Proposal: Use #pragma once instead of header guards

[Frédéric WANG]

FYI, I just performed that change as part of a general cleanup of MathML
headers:

https://trac.webkit.org/changeset/203228

The code style guidelines still mention the old-style header guards so
it should probably be updated:

https://webkit.org/code-style-guidelines/#names-header-guards

Le 10/03/2016 à 02:27, Anders Carlsson a écrit :
> Hi floks,
>
> Currently we use 
>
> #ifndef Header_h
> #define Header_h
>
> … 
>
> #endif
>
> I propose that we instead start using
>
> #pragma once
>
> which does the same thing. It can be faster on some compilers, is less error prone and is one line instead of three! All compilers we use support #pragma once.
>
> Thoughts?
> - Anders
>
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