http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37237
--- Comment #9 from Tom Tromey <tromey at gcc dot gnu.org> 2012-07-13 17:14:38 UTC --- Likewise there isn't a super way to find out which constructor is in-charge. The only way I could come up with is to look at the linkage name; but this requires excessive knowledge of the mangling scheme.