enumerator.c: suppress warnings

* enumerator.c (lazy_zip_arrays_func, lazy_zip_func, lazy_take_func),
  (lazy_drop_func, lazy_drop_while_func): suppress uninitialized
  instance vriable warnings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39329 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 0 deletions

diff --git a/test/ruby/test_lazy_enumerator.rb b/test/ruby/test_lazy_enumerator.rb
index c78a2d66cc..75f26f29b7 100644
--- a/test/ruby/test_lazy_enumerator.rb
+++ b/test/ruby/test_lazy_enumerator.rb
@@ -463,4 +463,13 @@ EOS
     end
     assert_equal Enumerator::Lazy, [].lazy.chunk{}.class, bug7507
   end
+
+  def test_no_warnings
+    le = (1..3).lazy
+    assert_warning("") {le.zip([4,5,6]).force}
+    assert_warning("") {le.zip(4..6).force}
+    assert_warning("") {le.take(1).force}
+    assert_warning("") {le.drop(1).force}
+    assert_warning("") {le.drop_while{false}.force}
+  end
 end