http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48649
--- Comment #2 from Popielewicz <vasco at icpnet dot pl> 2011-04-17 11:42:30 UTC --- Created attachment 24020 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24020 error meesages during compilation with optimization turned on Error messages produced during compilation of the attached test program when optimization is turned on. The messages are identical for all types of optimization : -O2, -Os, -O3, -O4 etc.