[Bug c/53091] Const assignment fails in GCC 4.2, 4.4, 4.6, 4.7 - works fine in clang

[bugs at m8y dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53091

--- Comment #1 from bugs at m8y dot org 2012-04-23 18:25:42 UTC ---
Created attachment 27224
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27224
Demo of problem