re PR fortran/45786 (Relational operators .eq. and == are not recognized as equivalent)

re PR fortran/45786 (Relational operators .eq. and == are not recognized as equivalent)

2011-05-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45786
	* interface.c (gfc_equivalent_op):  New function.
	(gfc_check_interface):  Use gfc_equivalent_op instead
	of switch statement.
	* decl.c (access_attr_decl):  Also set access to an
	equivalent operator.

2011-05-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45786
	* gfortran.dg/operator_7.f90:  New test case.

From-SVN: r174412