2009-11-30  Thomas Quinot  <quinot@adacore.com>

	* put_scos.adb (Put_SCOs): Do not generate a SCO unit header for a unit
	that has no SCOs.
	* scos.ads: Minor reformatting

2009-11-30  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.adb: Second unanalyzed parameter of Annotate is optional.

2009-11-30  Eric Botcazou  <ebotcazou@adacore.com>

	* init.c (__gnat_adjust_context_for_raise, Linux version): Add guard
	for null PC saved in the context.

2009-11-30  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.adb (Day_Of_Week): Rewritten. The routine determines the
	number of days from the Ada Epoch to the input date while ensuring that
	both dates are in the same time zone.

From-SVN: r154801