[multiple changes]

[multiple changes]

2009-04-15  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch8.adb (Use_One_Type): If both clauses appear on the same unit,
	the second is redundant, regardless of scopes.

2009-04-15  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Get_Directories): Check for sources before checking
	the object directory as when there are no sources, they may not be any
	object directory.

	* make.adb (Gnatmake): Do not attempt to get the path name of the exec
	directory, when there are no exec directory.

2009-04-15  Ed Schonberg  <schonberg@adacore.com>

	* sem_type.adb (Remove_Conversions): In order to resolve spurious
	ambiguities, refine removal of universal interpretations from complex
	expressions with literal arguments, when some numeric operators have
	been declared abstract.

2009-04-15  Ed Falis  <falis@adacore.com>

	* init.c: Map SIGSEGV to Storage_Error for all targets for uniformity
	and backward compatibility for targets using probing for stack overflow

2009-04-15  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.adb (Analyze_Pragma, case 'Obsolescent): Pragma is legal
	after any declaration, including renaming declarations.

From-SVN: r146091