[Bug c/49067] Internal Compiler Error with -O3

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49067

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.5.2
      Known to fail|                            |4.5.3

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-05-20 09:56:39 UTC ---
I can confirm

> /space/rguenther/install/gcc-4.5.3/bin/gcc -O3 -fno-strict-aliasing -S t.i
/home/fcf/blender-svn/blender/source/blender/editors/space_view3d/view3d_select.c:
In function 'view3d_circle_select_exec':
/home/fcf/blender-svn/blender/source/blender/editors/space_view3d/view3d_select.c:2235:12:
internal compiler error: in get_constraint_for_component_ref, at
tree-ssa-structalias.c:3035
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

which is a regression from 4.5.2.  So I suppose Ubuntu has backported
some patches.

Reducing.