vm_core.h: flip_cnt in rb_iseq_t

* vm_core.h (rb_iseq_t): move flip_cnt from struct iseq_compile_data,
  because it has same life span as enclosing iseq.  [Bug #7671]
  [ruby-core:51296]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38739 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_flip.rb b/test/ruby/test_flip.rb
index 8d7cdd03ad..bd14228a8c 100644
--- a/test/ruby/test_flip.rb
+++ b/test/ruby/test_flip.rb
@@ -10,4 +10,12 @@ class TestFlip < Test::Unit::TestCase
       2000.times {eval %[(foo..bar) ? 1 : 2]}
     end
   end
+
+  def test_shared_eval
+    bug7671 = '[ruby-core:51296]'
+    vs = (1..9).to_a
+    vs.select {|n| if n==2..n==16 then 1 end}
+    v = eval("vs.select {|n| if n==3..n==6 then 1 end}")
+    assert_equal([*3..6], v, bug7671)
+  end
 end