- Fixed bug #36988 (mktime freezes on long numbers)

ext/date/lib/timelib_structs.h

@@ -183,9 +183,10 @@ typedef struct _timelib_tzdb {
 #define TIMELIB_ZONETYPE_ABBR   2
 #define TIMELIB_ZONETYPE_ID     3
 
-#define SECS_PER_DAY   86400
-#define DAYS_PER_YEAR    365
-#define DAYS_PER_LYEAR   366
+#define SECS_PER_ERA 12622780800L
+#define SECS_PER_DAY       86400
+#define DAYS_PER_YEAR        365
+#define DAYS_PER_LYEAR       366
 
 #define timelib_is_leap(y) ((y) % 4 == 0 && ((y) % 100 != 0 || (y) % 400 == 0))
 

ext/date/lib/tm2unixtime.c

@@ -135,6 +135,13 @@ static timelib_sll do_years(timelib_sll year)
 {
 	timelib_sll i;
 	timelib_sll res = 0;
+	timelib_sll eras;
+
+	eras = (year - 1970) / 400;
+	if (eras != 0) {
+		year = year - (eras * 400);
+		res += (SECS_PER_ERA * eras);
+	}
 
 	if (year >= 1970) {
 		for (i = year - 1; i >= 1970; i--) {

ext/date/tests/bug36988.phpt

@@ -0,0 +1,10 @@
+--TEST--
+Bug #36988 (mktime freezes on long numbers)
+--FILE--
+<?php
+$start = microtime(true);
+$a = mktime(1, 1, 1, 1, 1, 11111111111);
+echo (microtime(true) - $start) < 1 ? "smaller than one second" : "more than a second";
+?>
+--EXPECT--
+smaller than one second