http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50259
--- Comment #2 from Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> 2011-09-01 16:03:29 UTC --- (In reply to comment #1) I get with 4.7.0 ([trunk revision 178394]) Internal Error at (1): gfc_is_constant_expr(): Unknown expression type (strangely, I can't reproduce the exact error message I posted earlier )