2012-04-26  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch5.adb (Analyze_Loop_Parameter_Specification): Do not freeze
	the loop variable while preanalyzing a quantified expression.

2012-04-26  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.adb (Split, Time_Of): Rename parameter Is_Ada_05
	to Use_TZ to better illustrate its function. Update all
	references to the parameter.
	(To_Ada_Time): Update the call to Formatting_Operations.Time_Of.
	* a-calend.ads (Split, Time_Of): Rename parameter Is_Ada_05
	to Use_TZ to better illustrate its function. Update the related
	comment on usage.
	* a-calend-vms.adb (Split, Time_Of): Rename parameter
	Is_Ada_05 to Use_TZ to better illustrate its function. Update
	all references to the parameter.
	(To_Ada_Time): Update the call to Formatting_Operations.Time_Of.
	* a-calend-vms.ads (Split, Time_Of): Rename parameter Is_Ada_05
	to Use_TZ to better illustrate its function. Update the related
	comment on usage.
	* a-calfor.adb (Split, Time_Of): Update the call to
	Formatting_Operations.Time_Of.
	* sysdep.c (__gnat_localtime_tzoff): Dereference pointer
	"is_historic" and rewrite the check as a comparison. Add a
	comment on flag values.

2012-04-26  Robert Dewar  <dewar@adacore.com>

	* exp_ch2.adb, sem_ch8.adb: Minor reformatting.

2012-04-26  Vasiliy Fofanov  <fofanov@adacore.com>

	* a-stzunb-shared.adb, gnat_ugn.texi, a-strunb-shared.adb,
	a-strunb-shared.ads, uintp.adb, a-stwiun-shared.adb,
	a-stwiun-shared.ads, a-cbhama.ads, vms_data.ads, a-cobove.adb,
	a-convec.adb, sem_ch13.adb, a-cbhase.ads: Fix common misuses of the
	word "then" where "than" should be used in English.

From-SVN: r186871