http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54572
Hans-Peter Nilsson <hp at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |hp at gcc dot gnu.org --- Comment #1 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2012-09-15 11:25:35 UTC --- You need unwind frames present for this to work, i.e. the space (and to some extent optimization-reducing - yes I'm sure) overhead of -funwind-tables. (Only x86_64 has this on, effectively.)