http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48554 --- Comment #3 from Mikael Pettersson <mikpe at it dot uu.se> 2011-05-16 11:52:32 UTC --- gcc-4.6-20110513 still ICEs on this test case, but after backporting the fix for PR47612 (r173393) compilation succeeds.