[webkit-dev] std::complex affects isinf(), etc.

Sam Weinig sam.weinig at gmail.com
Wed Feb 3 17:01:16 PST 2010

What specific errors are you getting? I don't understand why including a
standard header would break other standard functions.


On Wed, Feb 3, 2010 at 3:22 PM, Chris Rogers <crogers at google.com> wrote:

> I initially put in a patch for a class for Complex numbers, but people
> preferred that I just use the std::complex version.
> In the process of switching my code over to use std::complex I noticed a
> conflict with isinf(), isnan(), etc.
> The problem is that simply including:
> #include <complex>
> breaks the isinf(), isnan() functions (and some others I think).  So now
> I'm getting compile errors in any header files
> which use these functions, such as WebGLFloatArray.h (which I need to
> include for music visualizer stuff).
> I'm a bit queasy about all the side-effects of simply including <complex>
> and am not even sure how to address the
> current situation, short of switching all of webkit over to using
> std::isinf, std::isnan, etc.
> Now I remember having similar problems with this in other codebases I've
> worked on, as the effects of <complex> seem
> to be viral...
> Anybody have any recommendations?
> Thanks,
> Chris
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> webkit-dev at lists.webkit.org
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