2012-07-09  Vincent Celier  <celier@adacore.com>

	* lib-writ.ads: Add documentation for the Z lines (implicitly
	withed units) and Y lines (limited withed units).

2012-07-09  Robert Dewar  <dewar@adacore.com>

	* lib.ads, exp_attr.adb, exp_ch9.adb, sem_dim.adb, sem_ch9.adb,
	sem_prag.adb, sem_ch12.adb, mlib-utl.adb, freeze.adb, sem_res.adb,
	sem_attr.adb, sem_case.adb, gnatlink.adb, exp_ch4.adb, sem_ch6.adb,
	sem_elim.adb, s-dimmks.ads, sem_ch13.adb: Minor code clean ups.

2012-07-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gnat_ugn.texi (Switches for gcc): Document -gnatn[12] only
	lightly in the summary and more thoroughly in inlining section.
	(Performance Considerations): Document -gnatn[12] in inlining
	section.

2012-07-09  Tristan Gingold  <gingold@adacore.com>

	* a-exexpr-gcc.adb (Unhandled_Except_Handler): New procedure.
	(Unhandled_Others_Value): New const.
	* raise-gcc.c (GNAT_UNHANDLED_OTHERS): Define.
	(action_descriptor): Remove ttype_entry.
	(get_action_description_for): Do not assign ttype_entry.
	(is_handled_by): Consider GNAT_UNHANDLED_OTHERS.

From-SVN: r189367