zone end projection was buggy, since it didn't normalize dates before passing them on (required for ezic_date:all_times/1)

src/ezic_zone.erl

@@ -80,12 +80,14 @@ offset_sec(Zone) ->
 
 
 
-% returns the UTC datetime projected for zone end (given current DST Offset)
+% returns ALL datetimes projected for zone end (given current DST Offset)
 project_end(#zone{until=Until, gmtoff=Offset}, DSTOffset) ->
-    ezic_date:all_times(Until, Offset, DSTOffset).
+    NUntil= ezic_date:normalize(Until),
+    ezic_date:all_times(NUntil, Offset, DSTOffset).
 
 % returns just the UTC datetime projected for zone end
 project_end_utc(Zone=#zone{}, DSTOffset) ->
+%    ?debugVal(Zone),
     {_,_,UTCDatetime}= project_end(Zone, DSTOffset),
     UTCDatetime.
     

test/ezic_zone_tests.erl

@@ -31,6 +31,11 @@ project_end_utc_test_() ->
 		   ezic_zone:project_end_utc(
 		     #zone{until={{2010,11,10},#tztime{time={16,20,0}, flag=u}}, gmtoff={-7,0,0}}
 		    , {1,0,0}))
+
+
+     %% previously failing for "Asia/Irkutsk"
+     , ?_assertEqual({{1879,12,31},{17,2,40}}, ezic_zone:project_end_utc(
+					#zone{until={1880,1,1}, gmtoff={6,57,20}}, {0,0,0}))
     ].