gcc:
2014-04-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* fortran/class.c (gfc_build_class_symbol): Append "_t" to target class
	names to make the generated type names unique.

testsuite:
2014-04-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* gfortran.dg/class_nameclash.f90: New test.