[Bug middle-end/63244] [4.9 regression] internal compiler error: Segmentation fault (program cc1plus)

[nheghathivhistha at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63244

--- Comment #12 from David Kredba <nheghathivhistha at gmail dot com> ---
The same affects games-simulation/flightgear-3.0.0-r1:
/var/tmp/portage/games-simulation/flightgear-3.0.0-r1/work/flightgear-3.0.0/src/Environment/environment.cxx:
In member function '_recalc_alt_pt':
/var/tmp/portage/games-simulation/flightgear-3.0.0-r1/work/flightgear-3.0.0/src/Environment/environment.cxx:741:1:
internal compiler error: Segmentation fault
 FGEnvironment::_recalc_alt_pt ()
 ^
Please submit a full bug report,
with preprocessed source if appropriate.
with gcc-4_9-branch revision 216116.

When -g is removed, problem is gone.