@safe accessing of union members

[Dominikus Dittes Scherkl]

On Wednesday, 17 March 2021 at 19:09:18 UTC, ag0aep6g wrote:
> In anticipate him addressing issue by defining 0 = false, 
> anything else = true. Then all bit patterns are safe, and it's 
> just a matter of fixing code that expects only 0 or 1.
There is another interpretation that would make all patterns safe:

lowest bit is 0 = false, lowest bit is 1 = true.

This has the advantage that any garbage in higher bits doesn't 
invalidate the bool.
But of course, even values beeing considered "false" may feel 
somewhat strange...