parse.y: assignable_error

* parse.y (assignable_gen): should return valid NODE always even
  on errors.  [ruby-core:84565] [Bug #14261]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61523 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/test/ruby/test_parse.rb b/test/ruby/test_parse.rb
index e26bcdc07e..15c6245bac 100644
--- a/test/ruby/test_parse.rb
+++ b/test/ruby/test_parse.rb
@@ -746,6 +746,12 @@ x = __ENCODING__
         end
       END
     end
+    assert_raise(SyntaxError) do
+      eval "#{<<~"begin;"}\n#{<<~'end;'}", nil, __FILE__, __LINE__+1
+      begin;
+        x, true
+      end;
+    end
   end
 
   def test_block_dup