http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50046
--- Comment #4 from Mikael Morin <mikael at gcc dot gnu.org> 2011-08-13 10:11:47 UTC --- This is accepted by gfortran trunk (4.7): integer(8) :: i = 'FFFF0000'X end Please provide a small self-contained test case demonstrating the problem. Also precise the compiler version and the command line used. Otherwise, we will close this bug. PS: see http://gcc.gnu.org/bugs/ for bug reporting tips.