2007-08-14 Robert Dewar <dewar@adacore.com>

2007-08-14  Robert Dewar  <dewar@adacore.com>
	    Ed Schonberg  <schonberg@adacore.com>

	* sem_attr.ads, sem_attr.adb (Analyze_Attribute, case Value): For
	enumeration type, mark all literals as referenced.
	(Eval_Attribute, case 'Image): If the argument is an enumeration
	literal and names are available, constant-fold but mark nevertheless as
	non-static.
	Clean up function names.
	(Name_Modifies_Prefix): Rename to Name_Implies_Lvalue_Prefix. Clarify
	comment.
	(Requires_Simple_Name_Prefix): Removed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127425 138bc75d-0d04-0410-961f-82ee72b054a4