errout.ads: Comment clarification

2007-10-15  Robert Dewar  <dewar@adacore.com>

	* errout.ads: Comment clarification

	* exp_ch4.adb (Expand_N_Allocator): Code cleanup.
	(Expand_N_Op_Eq): Improve handling of array equality with -gnatVa

	* lib.ads: Comment update

	* init.c: Minor reformatting.

	* sem_attr.adb: Minor formatting

	* osint-b.ads: Minor reformatting

	* sem_ch9.adb: Implement -gnatd.I switch

	* g-comlin.adb: (Start): Fix handling of empty command line.

	* gnatcmd.adb (GNATCmd): Do not put the -rules in the -cargs section,
	even when -rules follows the -cargs section.

From-SVN: r129343