merge revision(s) r48000: [Backport #10368]

	* vm_core.h, vm.c, proc.c: fix GC mark miss on bindings.
	  [ruby-dev:48616] [Bug #10368]

	* test/ruby/test_eval.rb: add a test code.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@48004 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 15 insertions, 0 deletions

diff --git a/test/ruby/test_eval.rb b/test/ruby/test_eval.rb
index 2700aa33f3..28d797e2c8 100644
--- a/test/ruby/test_eval.rb
+++ b/test/ruby/test_eval.rb
@@ -484,4 +484,19 @@ class TestEval < Test::Unit::TestCase
 
     assert_same a, b
   end
+
+  def test_gced_binding_block
+    assert_normal_exit %q{
+      def m
+        binding
+      end
+      GC.stress = true
+      b = nil
+      tap do
+        b = m {}
+      end
+      0.times.to_a
+      b.eval('yield')
+    }, '[Bug #10368]'
+  end
 end