2014-10-17 Ed Schonberg <schonberg@adacore.com>

2014-10-17  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch13.adb (Add_Invariants): For a class-wide type invariant,
	preserve semantic information on the invariant expression
	(typically a function call) because it may be inherited by a
	type extension in a different unit, and it cannot be resolved
	by visibility elsewhere because it may refer to local entities.

2014-10-17  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Document that string literal can be used for
	pragma Warnings when operating in Ada 83 mode.

2014-10-17  Ed Schonberg  <schonberg@adacore.com>

	* freeze.adb (Find_Aggregate_Component_Desig_Type): New
	subsidiary function to Freeze_ Expression, used to determine
	whether an aggregate for an array of access types also freezes the
	designated type, when some aggregate components are allocators.

2014-10-17  Ed Schonberg  <schonberg@adacore.com>

	* a-strsea.adb (Find_Token): AI05-031 indicates that the
	procedure must raise Index_Error when Source is not empty and
	the From parameter is not within the range of the Source string.

2014-10-17  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Is_Static_String_Expression): Allow string
	literal in Ada 83 mode.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@216377 138bc75d-0d04-0410-961f-82ee72b054a4