http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55501
--- Comment #3 from janus at gcc dot gnu.org 2012-11-28 09:40:33 UTC --- The backtrace one gets on trunk is: 0x669272 gfc_conv_structure(gfc_se*, gfc_expr*, int) /home/jweil/gcc48/trunk/gcc/fortran/trans-expr.c:5971 0x667dbb gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool, bool) /home/jweil/gcc48/trunk/gcc/fortran/trans-expr.c:5550 0x648799 gfc_get_symbol_decl(gfc_symbol*) /home/jweil/gcc48/trunk/gcc/fortran/trans-decl.c:1480 That line (trans-expr.c:5971) is the following assert: gcc_assert (expr->expr_type == EXPR_STRUCTURE); which fails because we have an EXPR_FUNCTION.