Re: [boost] [OT] std::complex warts

Subject: Re: [boost] [OT] std::complex warts
From: John Maddock (boost.regex_at_[hidden])
Date: 2012-11-08 04:58:53

> std::complex doesn't seem to allow mixing of types in arithmetic 
> operations.
> This is quite inconvenient for code that is generic on the base float 
> type.
>
> For example:
>
> template<typename flt_t>
> flt_t some_function (std::complex<flt_t> z) {
>  return 2. * z / 4.2 + ...
>
> }
>
> This will fail to compile when flt_t == float (but succeeds for double).
>
> casting every constant in a large computation is really not an acceptable
> option.
>
> Thoughts?

There's a boost::complex in the sandbox waiting for review which I believe 
fixes that and other issues.

John.