2006-10-31  Robert Dewar  <dewar@adacore.com>

	* a-taster.adb, s-traent-vms.adb, a-elchha.ads, a-elchha.adb,
	a-exctra.adb, ali-util.adb, exp_disp.ads, s-stalib.ads, s-traent.adb,
	s-addope.ads, s-addope.adb, a-rbtgso.adb, a-crbltr.ads, a-coprnu.adb,
	a-cgcaso.adb, a-cgarso.adb, a-cgaaso.adb, a-coormu.adb, a-ciormu.adb,
	a-rbtgso.ads, a-stunha.adb, a-stunha.adb, a-ciorma.adb, a-coorma.adb,
	a-secain.adb, a-slcain.adb, a-shcain.adb, a-stwiha.adb, a-stwiha.adb,
	a-strhas.adb, a-strhas.adb, a-stzhas.adb, a-stzhas.adb, a-szuzha.adb,
	a-chacon.adb, a-chacon.adb, a-chacon.ads, a-stboha.adb, a-swbwha.adb,
	a-szbzha.adb: Minor reformatting. Fix header.

	* a-numaux-x86.adb: Add parentheses for use of unary minus
	* a-ngcefu.adb: Supply missing parentheses for unary minus
	* a-ngcoty.adb: Add parens for use of unary minus
	* a-ngelfu.adb: Add missing parens for unary minus
	* a-tifiio.adb: Add parentheses for uses of unary minus

From-SVN: r118231