On 8 Aug 2024, at 19:56, Daniel Tameling <tamelingdan...@gmail.com> wrote: > > On Tue, Aug 06, 2024 at 11:26:26AM +0100, Nuno Teixeira wrote: >> >> As I don't have skills to understand why this fix works, I'd like to have >> some expert opinion on this fix since I don't know if this will be >> supported in the future. > > Not an expert, but here is my opinion: the workaround uses the strtod > function instead of the from_chars function. The latter got added in > c++17 and the former is still in the latest standard, and I don't > think it will be removed any time soon. So as long as it is supported > by upstream, it should be save to use the workaround. > > You might want to raise the issue with toolch...@freebsd.org to get a > reaction from the real experts. Maybe there is a better solution to > your problem.
At the moment, from_chars is only implemented for integers, in libc++. I'm unsure what the reason is for not implementing it for floating point types. So for now, just use strtod() or the equivalent. -Dimitry
