catching segfault using try_ catch

[seany]

On Monday, 12 July 2021 at 00:04:05 UTC, Adam D Ruppe wrote:
> On Sunday, 11 July 2021 at 23:34:38 UTC, seany wrote:
>> Is there an example i can use Thank you.
>
> You just call the registerMemoryHandler() function from that 
> module at some point in your main function before doing other 
> work.

OK

Here, the 
[source](https://druntime.dpldocs.info/etc.linux.memoryerror.registerMemoryErrorHandler.html) says that function is undocumented. What will it return to me?

I want to catch the segfault and a segfault has occured, I want 
run a different code at that point.