2013-01-04  Robert Dewar  <dewar@adacore.com>

	* types.ads, prj-conf.adb, par-tchk.adb: Minor reformatting.

2013-01-04  Robert Dewar  <dewar@adacore.com>

	* par-ch6.adb (P_Subprogram): Better handling of missing IS
	after expression function.
	* par-util.adb (No_Constraint): Improve handling to avoid bad warnings.

2013-01-04  Robert Dewar  <dewar@adacore.com>

	* exp_util.ads, exp_util.adb (Insert_Actions): In expression with
	actions case, new actions are appended to the sequence rather than
	prepended.

2013-01-04  Robert Dewar  <dewar@adacore.com>

	* gnat_ugn.texi: Document -gnatw.d/w.D (does no apply in VMS mode).
	* usage.adb: Add lines for -gnatw.d/w.D switches.
	* warnsw.adb: Minor fixes (some missing cases of setting
	Warning_Doc_Switch). Reject -gnatw.d and -gnatw.D in VMS mode.

From-SVN: r194895