1 files changed, 3 insertions, 0 deletions
diff --git a/time.c b/time.c
index f6d0f3a7cb..62e4235603 100644
--- a/time.c
+++ b/time.c
@@ -863,6 +863,9 @@ rb_localtime_r(const time_t *tp, struct tm *result)
 static struct tm *
 rb_localtime_r2(const time_t *t, struct tm *result)
 {
+#if defined __APPLE__ && defined __LP64__
+    if (*t != (time_t)(int)*t) return NULL;
+#endif
     result = rb_localtime_r(t, result);
 #if defined(HAVE_MKTIME) && defined(LOCALTIME_OVERFLOW_PROBLEM)
     if (result) {