2010-06-23  Thomas Quinot  <quinot@adacore.com>

	* exp_attr.adb (Expand_Access_To_Protected_Op): When rewriting a
	reference to a protected subprogram outside of the protected's scope,
	ensure the corresponding external subprogram is frozen before the
	reference.

2010-06-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.adb: Fix typo in error message.
	* sem.adb: Refine previous change.

2010-06-23  Robert Dewar  <dewar@adacore.com>

	* impunit.adb, a-suewen.adb, a-suewen.ads, a-suenco.adb, a-suenco.ads,
	a-suezen.adb, a-suezen.ads, a-stuten.adb, a-stuten.ads, Makefile.rtl:
	Implement Ada 2012 string encoding packages.

2010-06-23  Arnaud Charlet  <charlet@adacore.com>

	* a-stwiun-shared.adb, a-stwiun-shared.ads, a-stzunb-shared.adb,
	a-stzunb-shared.ads, a-swunau-shared.adb, a-swuwti-shared.adb,
	a-szunau-shared.adb, a-szuzti-shared.adb: New files.
	* gcc-interface/Makefile.in: Enable use of above files.

From-SVN: r161277