2009-04-08  Emmanuel Briot  <briot@adacore.com>

	* prj.ads: Update comment on switches file

	* prj-nmsc.adb: Code clean up. Use renaming clauses.

2009-04-08  Robert Dewar  <dewar@adacore.com>

	* exp_ch4.adb (Expand_Concatenate): Further fixes to bounds handling

2009-04-08  Thomas Quinot  <quinot@adacore.com>

	* ali-util.adb: Minor comment fix

2009-04-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch8.adb (Analyze_Use_Type): Improve error message when clause
	appears in a context clause, and the enclosing package is mentioned in
	a limited_with_clause.
	(Use_One_Type): Reject clause if type is still incomplete.

From-SVN: r145722