re PR fortran/20863 ([4.2 only] Pointer problems in PURE procedures)

re PR fortran/20863 ([4.2 only] Pointer problems in PURE procedures)

2007-06-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/20863
	PR fortran/20082
	* resolve.c (resolve_code): Use gfc_impure_variable as a
	condition for rejecting derived types with pointers, in pure
	procedures.
	(gfc_impure_variable): Add test for dummy arguments of pure
	procedures; any for functions and INTENT_IN for subroutines.

	PR fortran/32236
	* data.c (gfc_assign_data_value): Change the ICE on an array
	reference initializer not being an array into an error and
	clear init to prevent a repetition of the error.

2007-06-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/20863
	PR fortran/20082
	* gfortran.dg/impure_assignment_2.f90 : New test.

	PR fortran/32236
	* gfortran.dg/data_initialized_2.f90 : New test.

	* gfortran.dg/equiv_7.f90 : Test for endianess and call the
	appropriate version of 'dmach'.

From-SVN: r125831