2010-10-18  Arnaud Charlet  <charlet@adacore.com>

	* g-comlin.adb (Get_Switches): Prevent dereferencing null Config.

2010-10-18  Robert Dewar  <dewar@adacore.com>

	* aspects.ads, aspects.adb: Add entries for aspects
	Read/Write/Input/Output.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Add processing for
	handling aspects Read/Write/Input/Output.

2010-10-18  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb (Note_Possible_Modification): Do not give warning for
	use of pragma Unmodified unless we are sure this is a modification.

2010-10-18  Tristan Gingold  <gingold@adacore.com>

	* sysdep.c: Add __gnat_get_stack_bounds.
	* s-taprop-mingw.adb Call __gnat_get_stack_bounds to set Pri_Stack_Info.

2010-10-18  Robert Dewar  <dewar@adacore.com>

	* a-assert.ads: Fix bad name in header.
	* sem_ch4.adb, sem_ch6.adb, sem_ch7.adb, sem_ch10.adb: Minor
	reformatting.
	* exp_aggr.adb: Fix typo in comment.

From-SVN: r165615