2012-03-15 Robert Dewar <dewar@adacore.com>

	* par-ch6.adb, einfo.ads, sem_eval.adb, sem_eval.ads,
	sem_case.adb: Minor reformatting.

2012-03-15  Robert Dewar  <dewar@adacore.com>

	* exp_attr.adb (Expand_N_Attribute_Reference): Add handling
	of First_Valid/Last_Valid.
	* sem_attr.adb (Check_First_Last_Valid): New procedure
	(Analyze_Attribute): Add handling of First_Valid and Last_Valid
	(Eval_Attribute): ditto.
	* snames.ads-tmpl: Add entries for First_Valid and Last_Valid.

2012-03-15  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch5.adb (Expand_Predicated_Loop): Suppress warnings on
	loop variable, for the unusual case where the range has a single
	element and the loop variable has no visible assignment to it.

2012-03-15  Vincent Pucci  <pucci@adacore.com>

	* exp_ch4.adb (Expand_N_Quantified_Expression): Expand the
	original quantified expression node.
	* sem_ch4.adb (Analyze_Quantified_Expression): Properly analyze
	the quantified expression and preserve the original non-analyzed
	quantified expression when an expansion is needed.
	* sem_ch5.adb (Analyze_Iteration_Scheme): Special treatment
	for quantified expressions.
	(Analyze_Iterator_Specification): Special treatment for quantified
	expressions.

2012-03-15  Ed Falis  <falis@adacore.com>

	* s-vxwork-ppc.ads: Update FP_CONTEXT so name of former pad
	field matches VxWorks headers.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185409 138bc75d-0d04-0410-961f-82ee72b054a4

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