2012-07-23  Robert Dewar  <dewar@adacore.com>

	* layout.adb, sem_prag.adb, sem.ads, freeze.adb,
	switch-m.adb, exp_disp.adb, system-vxworks-ppc.ads, exp_ch6.adb: Minor
	reformatting.

From-SVN: r189770