[Bug c++/70594] [6 Regression] -fcompare-debug failure

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70594

--- Comment #31 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 38249
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38249&action=edit
gcc6-pr70594-labels.patch

Only the first spot is problematic IMHO, the latter is only for diagnostics,
and I think we don't care that much if for multiple errors in there we diagnose
in the exact same order for -g vs. -g0.