r195890 - in /trunk/gcc: fortran/ChangeLog fort...

[mikael@gcc.gnu.org]

Author: mikael
Date: Fri Feb  8 15:13:32 2013
New Revision: 195890

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195890
Log:
fortran/
	PR fortran/54107
	* trans-types.c (gfc_get_function_type): Change a NULL backend_decl
	to error_mark_node on entry.  Detect recursive types.  Build a variadic
	procedure type if the type is recursive.  Restore the initial
	backend_decl.

testsuite/
	PR fortran/54107
	* gfortran.dg/recursive_interface_2.f90: New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/recursive_interface_2.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-types.c
    trunk/gcc/testsuite/ChangeLog