2014-02-18  Robert Dewar  <dewar@adacore.com>

	* exp_attr.adb: Minor reformatting.
	* exp_ch4.ads, exp_ch4.adb (Expand_N_Reference): New procedure.
	* exp_util.adb (Remove_Side_Effects): Add conditional expressions
	as another case where we don't generate N_Reference nodes for
	primitive types.
	* expander.adb (Expand): Add call to Expand_N_Reference.

From-SVN: r207841