[libc++ patch] (and/or standard bug?): Let std::stof() call strtod / wcstod instead of strtof / wcstof

[Joerg Sonnenberger]

On Wed, Jun 04, 2014 at 02:51:49AM +0200, Nico Weber wrote:
> 21.5p4 and 21.5p11 say that std::stof() and std::stod() are both supposed
> to call strtod() (for char*) or wcstod() (for wchar_t*). libc++ currently
> calls strtof() / wcstof() from std::stof(), so the attached patch fixes
> this.

This looks like a bug in the standard.

Joerg