2010-06-17 Ed Schonberg <schonberg@adacore.com>

	* sem_ch12.adb: propagate Pragma_Enabled flag to generic.
	* get_scos.adb: Set C2 flag in decision entry of pragma to 'e' (enabled)
	* par_sco.ads, par_sco.adb (Set_SCO_Pragma_Enabled): New procedure
	Remove use of Node field in SCOs table
	(Output_Header): Set 'd' to initially disable pragma entry
	* put_scos.adb (Put_SCOs): New flag indicating if pragma is enabled
	* scos.ads, scos.adb: Remove Node field from internal SCOs table.
	Use C2 field of pragma decision header to indicate enabled.
	* sem_prag.adb: Add calls to Set_SCO_Pragma_Enabled.
	* gcc-interface/Make-lang.in: Update dependencies.

2010-06-17  Vincent Celier  <celier@adacore.com>

	* back_end.adb (Next_Arg): Moved to procedure Scan_Compiler_Arguments
	(Scan_Compiler_Arguments): Call Scan_Front_End_Switches with Next_Arg
	(Switch_Subsequently_Cancelled): Function moved to the body of Switch.C
	* back_end.ads (Scan_Front_End_Switches): Function moved to the body of
	Switch.C.
	* switch-c.adb: Copied a number of global declarations from back_end.adb
	(Len_Arg): New function copied from back_end.adb
	(Switch_Subsequently_Cancelled): New function moved from back_end.adb
	(Scan_Front_End_Switches): New parameter Arg_Rank used to call
	Switch_Subsequently_Cancelled.
	* switch-c.ads (Scan_Front_End_Switches): New parameter Arg_Rank.
	* gcc-interface/Makefile.in: Add line so that shared libgnat is linked
	with -lexc on Tru64.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160878 138bc75d-0d04-0410-961f-82ee72b054a4

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