PR fortran/95053 - ICE in gfc_divide(): Bad basic type

PR fortran/95053 - ICE in gfc_divide(): Bad basic type

	The fix for PR 93499 introduced a too strict check in gfc_divide
	that could trigger errors in the early parsing phase.  Relax the
	check and defer to a later stage.

gcc/fortran/

2020-05-11  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/95053
	* arith.c (gfc_divide): Do not error out if operand 2 is
	non-numeric.  Defer checks to later stage.

gcc/testsuite/

2020-05-11  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/95053
	* gfortran.dg/pr95053.f: New test.