2018-07-17  Hristian Kirtchev  <kirtchev@adacore.com>

gcc/ada/

	* exp_ch13.adb, exp_ch7.adb, exp_unst.adb, freeze.adb,
	libgnat/s-os_lib.adb, sem_ch3.adb, sem_ch3.ads, sem_ch5.adb,
	sem_eval.adb, sem_res.adb, sem_util.adb: Minor reformatting.

From-SVN: r262786