c-typeck.c (readonly_error): Improve error for assignment.

c-typeck.c (readonly_error): Improve error for assignment.

2007-08-09  Daniel Berlin  <dberlin@dberlin.org>

	* c-typeck.c (readonly_error): Improve error for assignment.

	* c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
	expression.
	(pp_c_expression): Ditto.
2007-08-09  Daniel Berlin  <dberlin@dberlin.org>

	* typeck2.c (readonly_error): Handle general expressions.
	* error.c (dump_expr): Handle POINTER_PLUS_EXPR

From-SVN: r127320