On Wed, Mar 25 2020, Marc Espie wrote:
> Haven't had time to investigate, but it seems libxul might have
> issues.
>
> Errors show up in all 3 ports (www/firefox-esr, www/mozilla-firefox
> and mail/thunderbird)
>
> Looks like:
>> Extracting debug info from lib/thunderbird/libxul.so.34.0
> dwz: lib/thunderbird/.debug/libxul.so.34.0.dbg: Couldn't find DIE referenced
> by DW_AT_abstract_origin
>
>
> I've found a small tool called dwarf-check on github (in go... well)
>
> hub$ dwarf-check libxul.so.34.0
>
> error initializing dwarf state examiner: malformed dwarf at offset 450264449:
> nstack underflow
>
> so both info seem to point at a bug in clang/lld
>
> Quick&dirty port of dwarf-check attached
Could be useful and appears quite low maintenance.
Please see the attached tarball (standard Makefile ordering, fold
DESCR), ok jca@ to import
dwarf-check.2.tgz
Description: Binary data
--
jca | PGP : 0x1524E7EE / 5135 92C1 AD36 5293 2BDF DDCC 0DFA 74AE 1524 E7EE