2012-04-26 Robert Dewar <dewar@adacore.com>

	* exp_aggr.adb: Minor reformatting.

2012-04-26  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch7.adb (Expand_Cleanup_Actions): Update the call to
	Requires_Cleanup_Actions.
	* exp_util.adb (Requires_Cleanup_Actions (List_Id; Boolean;
	Boolean)): Rename formal parameter For_Package to Lib_Level to
	better reflect its purpose. Update the related comment and all
	occurrences of For_Package in the body.
	(Requires_Cleanup_Actions
	(Node_Id; Boolean)): Add new formal parameter Lib_Level. Add
	local constant At_Lib_Level to keep monitor whether the path
	taken from the top-most context to the current construct involves
	package constructs. Update all calls to Requires_Cleanup_Actions.
	* exp_util.ads (Requires_Cleanup_Actions): Add new formal
	parameter Lib_Level and associated comment.

2012-04-26  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Process_Formals): If the type of the formal is
	a non null access type, mark the generated subtype as having a
	delayed freeze only if the designated type is not frozen yet.

2012-04-26  Vincent Celier  <celier@adacore.com>

	* prj-attr.adb: New package Clean with attributes
	Object_Artifact_Extensions and Source_Artifact_Extensions.
	* prj-nmsc.adb (Process_Clean): Process new package Clean
	* prj.ads (Language_Config): New components
	Clean_Object_Artifacts and Clean_Source_Artifacts.
	* snames.ads-tmpl: New standard names Clean,
	Object_Artifact_Extensions and Source_Artifact_Extensions.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186867 138bc75d-0d04-0410-961f-82ee72b054a4

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