[Bug lto/84847] [8 Regression] Incompatibility between early LTO debug and "-Wl,--gc-sections" leads to corrupt DWARF debuginfo

[nickc at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84847

--- Comment #16 from Nick Clifton <nickc at gcc dot gnu.org> ---
Hi H.J.

(In reply to H.J. Lu from comment #15)
> It should be fixed in linker.

OK - so how does the linker distinguish between a file that only contains
debug information, none of which is needed, and a file that only contains
debug information of which some/all actually is needed ?

Cheers
  Nick