time.c: zone in fixoff mode

* time.c (time_set_utc_offset): reset zone when setting to fixoff
  mode.  while previously TZMODE_SET_FIXOFF has reset it always,
  the zone is kept for loaded zone since r65025.
  [ruby-core:90627] [Bug #15439]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66520 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/time.c b/time.c
index abe64c7170..3bbfce6b38 100644
--- a/time.c
+++ b/time.c
@@ -1896,6 +1896,7 @@ time_set_utc_offset(VALUE time, VALUE off)
     GetTimeval(time, tobj);
 
     tobj->tm_got = 0;
+    tobj->vtm.zone = Qnil;
     TZMODE_SET_FIXOFF(tobj, off);
 
     return time;