2011-08-02 Thomas Quinot <quinot@adacore.com>

2011-08-02  Thomas Quinot  <quinot@adacore.com>

	* scos.ads: Update comments.

2011-08-02  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Build_Derived_Type): Inherit the convention from the
	base type, because the parent may be a subtype of a private type whose
	convention is established in a private part.

2011-08-02  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch6.adb (Expand_N_Extended_Return_Statement): Wrap the return
	statement in a block when the expansion of the return expression has
	created a finalization chain.
	* freeze.adb (Freeze_Expression): Alphabetize all choices associated
	with the parent node.
	Add N_Extended_Return_Statement to handle the case where a transient
	object declaration appears in the Return_Object_Declarations list of
	an extended return statement.

2011-08-02  Matthew Gingell  <gingell@adacore.com>

	* adaint.c (__gnat_is_symbolic_link_attr): Supress warning on possibly
	unused parameter 'name'.

2011-08-02  Ed Schonberg  <schonberg@adacore.com>

	* sem_elim.adb (Set_Eliminated): If the overridden operation is an
	inherited operation, check whether its alias, which is the source
	operastion that it renames, has been marked eliminated.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177121 138bc75d-0d04-0410-961f-82ee72b054a4