On Thursday, 8 November 2018 at 19:07:32 UTC, Jacob Carlborg wrote:21 seconds on a Windows 10 virtual machine compiling using the win32.mak file.Sounds like we're narrowing it down to the Visual Studio solution.
Well, I'm just using win32.mak in a command prompt and it takes ~1m 40s to build DMD. It just seems to do nothing for most of that time.