[Proposal] Switch to the Universal CRT on Windows.

[Denis Feklushkin]

On Thursday, 2 July 2026 at 16:32:06 UTC, Guillaume Piolat wrote:

> I'm not sure if it's easy to implement and maintain fopen for 
> many systems. At least the libc is maintained by others.

It can be "implemented" by bypassing alias to libc's `fopen`

> Other small challenges involves: emitting and parsing 
> floating-point correctly.

Seems this isn't used in the druntime.

> And the transcendental functions, that are not especially 
> better in Phobos than in libc.

And the Phobos problem is a Phobos problem, essentially unrelated 
to the compiler and druntime. It will even be possible to disable 
some of its parts for which there will be no implementations.