re PR middle-end/57904 (Bogus(?) "invokes undefined behavior" warning with Fortran's finalization wrapper (gfortran.dg/class_48.f90))

	PR middle-end/57904
	* passes.def: Reorder pass_copy_prop, pass_unrolli, pass_ccp sequence
	so that pass_ccp runs first.

        PR middle-end/57904
	* gfortran.dg/pr57904.f90: New test.

From-SVN: r206723