P2654 R1 Modules and Macros

[wg21bot]

P2654R0 Modules and Macros (Alisdair Meredith)

[brycelelbach]

EWG send this to us when you're done with it.

[jfbastien]

Not seen in Varna, author wants to update the paper.

[wg21bot]

P2654R1 Modules and Macros (Alisdair Meredith)