Segmentation fault in DMD - how to debug?

[Andrey Zherikov]

On Wednesday, 28 September 2022 at 23:07:34 UTC, Nicholas Wilson 
wrote:
> This seems to stem from use of `__traits(getPointerBitmap, T)`, 
> with a `T` that is not handled properly. If you can get a 
> reduced test case that will make things much easier. `dustmite` 
> (which should come with `dmd`, is useful for automatic 
> reduction, otherwise if you have few uses of 
> `__traits(getPointerBitmap, T)`, it might be easier to 
> synthesise an example that crashes the compiler.

I don't use `getPointerBitmap` in my code:
```
$ grep -r --include=*.d getPointerBitmap
$
```