http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51358
--- Comment #6 from Mark Wielaard <mark at gcc dot gnu.org> 2012-08-12 20:30:36 UTC --- (In reply to comment #5) > (In reply to comment #4) > > It would not be helpful, systemtap would then see no data [...] > > Not quite; systemtap can search the PC ranges/line tables for a nearby address > where a corrected location list would cover. And at least systemtap could give an error/warning to the user the data isn't available instead of providing bogus values...