re PR fortran/53537 (Explicit IMPORT of renamed USE-associated symbol fails)

2013-01-28  Tobias Burnus  <burnus@net-b.de>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/53537
	* symbol.c (gfc_find_sym_tree): Don't look for the symbol outside an
	interface block.
	(gfc_get_ha_symtree): Let gfc_find_sym_tree lookup the parent namespace.
	* decl.c (gfc_match_data_decl): Ditto.
	(variable_decl): Remove undeclared type error.
	(gfc_match_import): Use renamed instead of original name.

2013-01-28  Tobias Burnus  <burnus@net-b.de>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/53537
	* gfortran.dg/import2.f90: Adjust undeclared type error messages.
	* gfortran.dg/import8.f90: Likewise.
	* gfortran.dg/interface_derived_type_1.f90: Likewise.
	* gfortran.dg/import10.f90: New test.
	* gfortran.dg/import11.f90: Likewise


Co-Authored-By: Mikael Morin <mikael@gcc.gnu.org>

From-SVN: r195506