On Sunday, 25 February 2018 at 22:20:13 UTC, Steven Schveighoffer wrote: > On 2/25/18 4:25 PM, Jiyan wrote: >> [...] > > Looks like this was fixed in 2.064. > > What version of the compiler are you using? > > -Steve 2.077.0 It is really strange, it works now but there still seems to be some strangeness about forward references. Thanks till now i guess :P