1 files changed, 2 insertions, 6 deletions
diff --git a/test/ruby/test_regexp.rb b/test/ruby/test_regexp.rb
index 30adfefe1e..3073a98b89 100644
--- a/test/ruby/test_regexp.rb
+++ b/test/ruby/test_regexp.rb
@@ -870,11 +870,7 @@ class TestRegexp < Test::Unit::TestCase
 
   def test_raw_hyphen_and_tk_char_type_after_range
     bug6853 = '[ruby-core:47115]'
-    begin
-      verbose, $VERBOSE = $VERBOSE, nil
-      check(/[0-1-\s]/, [' ', '-'], [], bug6853)
-    ensure
-      $VERBOSE = verbose
-    end
+    # use Regexp.new instead of literal to ignore a parser warning.
+    check(Regexp.new('[0-1-\\s]'), [' ', '-'], ['2', 'a'], bug6853)
   end
 end