* dwarf2out.c (gen_const_die): New function.

	* dwarf2out.c (gen_const_die): New function.
	(size_of_die, value_format, output_die): Output larger
	dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
	(native_encode_initializer): New function.
	(tree_add_const_value_attribute): Call it.
	(gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().

	* trans-decl.c (check_constant_initializer,
	gfc_emit_parameter_debug_info): New functions.
	(gfc_generate_module_vars, gfc_generate_function_code): Emit
	PARAMETERs and unreferenced variables with initializers into
	debug info.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@139781 138bc75d-0d04-0410-961f-82ee72b054a4