https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101470
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Tom de Vries from comment #0) > After realizing that clangs -gline-tables-only is an alias for -g1, I looked > at gcc's -g1 and found it does have line table info (since gcc 4.9), but > emits a bit more than clangs -g1. The discussion around line tables being added to -g1 can be found in these two threads: https://gcc.gnu.org/legacy-ml/gcc-patches/2013-02/msg00260.html https://gcc.gnu.org/legacy-ml/gcc-patches/2011-04/msg02075.html I think it was decided not to add a new option for line tables only back then.