gdb supports D, though due to some recent changes to D's name mangling, the...

...a core file.

I used to use gdb for c++ coredumps. With what program&option...

Yes, read two posts back, by Iain.

I launched gdb with command `gdb -ex 'set lang d' test` disabling my plugin and...

...plugins for gdb like subj more simple way to extend dlang support in gdb then?

...gdb being too old.  They broke ABI by introducing back referencing, no release of gdb...

...not in all cases. For example when gdb stops on breakpoint it demangle, but if...

GDB auto-detects the language based on DW_LANG tag in the debug info.

If...

...but gdb don't recognize this option - unknown option "--demangle=dlang"

```
$gdb --version
GNU gdb...