From 1cc19523c25029d66df15086de65b01a7dbe98f7 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 1 Feb 2019 02:17:14 +0000
Subject: [PATCH] Revert r66968

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@66975 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 cont.c                  | 14 --------------
 test/ruby/test_fiber.rb |  6 +-----
 thread.c                |  2 --
 version.h               |  8 ++++----
 4 files changed, 5 insertions(+), 25 deletions(-)

diff --git a/cont.c b/cont.c
index 8d54b369a6..c56ea0f6e6 100644
--- a/cont.c
+++ b/cont.c
@@ -1660,20 +1660,6 @@ rb_fiber_s_current(VALUE klass)
 
 
 
-#ifdef HAVE_WORKING_FORK
-void
-rb_fiber_atfork(rb_thread_t *th)
-{
-    if (th->root_fiber) {
-        if (&th->root_fiber->cont.saved_ec != th->ec) {
-            th->root_fiber = th->ec->fiber_ptr;
-            th->root_fiber->cont.type = ROOT_FIBER_CONTEXT;
-        }
-        th->root_fiber->prev = 0;
-    }
-}
-#endif
-
 /*
  *  Document-class: FiberError
  *
diff --git a/test/ruby/test_fiber.rb b/test/ruby/test_fiber.rb
index dec9f8028b..ffcb02ce51 100644
--- a/test/ruby/test_fiber.rb
+++ b/test/ruby/test_fiber.rb
@@ -256,11 +256,7 @@ class TestFiber < Test::Unit::TestCase
     end
     bug5700 = '[ruby-core:41456]'
     assert_nothing_raised(bug5700) do
-      Fiber.new do
-        pid = fork do
-          Fiber.new {}.transfer
-        end
-      end.resume
+      Fiber.new{ pid = fork {} }.resume
     end
     pid, status = Process.waitpid2(pid)
     assert_equal(0, status.exitstatus, bug5700)
diff --git a/thread.c b/thread.c
index 0415ea8c6a..3992753304 100644
--- a/thread.c
+++ b/thread.c
@@ -4172,14 +4172,12 @@ terminate_atfork_i(rb_thread_t *th, const rb_thread_t *current_th)
     }
 }
 
-void rb_fiber_atfork(rb_thread_t *);
 void
 rb_thread_atfork(void)
 {
     rb_thread_t *th = GET_THREAD();
     rb_thread_atfork_internal(th, terminate_atfork_i);
     th->join_list = NULL;
-    rb_fiber_atfork(th);
 
     /* We don't want reproduce CVE-2003-0900. */
     rb_reset_random_seed();
diff --git a/version.h b/version.h
index 85db0ebd9a..765cc4b0a9 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "2.4.6"
-#define RUBY_RELEASE_DATE "2019-01-31"
-#define RUBY_PATCHLEVEL 346
+#define RUBY_RELEASE_DATE "2019-02-01"
+#define RUBY_PATCHLEVEL 347
 
 #define RUBY_RELEASE_YEAR 2019
-#define RUBY_RELEASE_MONTH 1
-#define RUBY_RELEASE_DAY 31
+#define RUBY_RELEASE_MONTH 2
+#define RUBY_RELEASE_DAY 1
 
 #include "ruby/version.h"