Memory safe in D

[Walter Bright]

On 3/12/2024 4:42 PM, cc wrote:
> And Objective-C, in which calling methods on (er, sending messages to) null 
> references is not only allowed, it's just good manners.  Coming to D from that 
> was a bit of a shock with the sudden segfaults, though eventually we adapt.  
> Still, it would be nice to have the option of Errors thrown rather than a 
> straight crash.  I assume this is for efficiency reasons, but couldn't a 
> compiler flag be a consideration?  Debuggers are nice but it's still an extra, 
> external step.

One some platforms, seg faults are intercepted by the D runtime and a stack 
trace is emitted.