* test/ruby/test_system.rb (TestSystem#valid_syntax): return false

on syntax error.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_system.rb

@@ -10,6 +10,8 @@ class TestSystem < Test::Unit::TestCase
     }
     code.force_encoding("us-ascii")
     catch {|tag| eval(code, binding, fname, 0)}
+  rescue SyntaxError
+    false
   end
 
   def test_system