2014-08-01  Robert Dewar  <dewar@adacore.com>

	* sem_ch8.adb, opt.ads Minor comment updates.

2014-08-01  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_intr.adb (Expand_Unc_Deallocation): Request a renaming
	from the side effects removal machinery.
	* exp_util.adb (Duplicate_Subexpr): Add formal parameter
	Renaming_Req. Update the nested call to Remove_Side_Effects.
	(Duplicate_Subexpr_No_Checks): Add formal parameter
	Renaming_Req. Update the nested call to Remove_Side_Effects.
	(Duplicate_Subexpr_Move_Checks): Add formal parameter
	Renaming_Req. Update the nested call to Remove_Side_Effects.
	(Remove_Side_Effects): Add formal parameter Renaming_Req. Generate
	an object renaming declaration when the caller requests it.
	* exp_util.ads (Duplicate_Subexpr): Add formal
	parameter Renaming_Req. Update comment on usage.
	(Duplicate_Subexpr_No_Checks): Add formal parameter Renaming_Req.
	(Duplicate_Subexpr_Move_Checks): Add formal parameter
	Renaming_Req.

From-SVN: r213480