* eval_error.c (rb_print_undef_str): new function to raise

  NameError for undefined method.
* load.c (rb_mod_autoload_p), object.c (rb_mod_const_get),
  variable.c (rb_f_untrace_var, set_const_visibility), vm_method.c
  (rb_mod_{remove,undef,alias}_method, set_method_visibility):
  remove inadvertent symbol creation.  based on the first patch by
  Jeremy Evans at [ruby-core:38447].  [Feature #5089]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32686 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_module.rb b/test/ruby/test_module.rb
index b6e827a944..e2680dd700 100644
--- a/test/ruby/test_module.rb
+++ b/test/ruby/test_module.rb
@@ -472,6 +472,9 @@ class TestModule < Test::Unit::TestCase
     assert_raise(NameError) { c2::Bar }
     assert_raise(NameError) { c2.const_get(:Bar) }
     assert_raise(NameError) { c2.const_get(:Bar, false) }
+    assert_raise(NameError) { c2.const_get("Bar", false) }
+    assert_raise(NameError) { c2.const_get("BaR11", false) }
+    assert_raise(NameError) { Object.const_get("BaR11", false) }
 
     c1.instance_eval do
       def const_missing(x)
@@ -483,6 +486,11 @@ class TestModule < Test::Unit::TestCase
     assert_equal(:Bar, c2::Bar)
     assert_equal(:Bar, c2.const_get(:Bar))
     assert_equal(:Bar, c2.const_get(:Bar, false))
+    assert_equal(:Bar, c2.const_get("Bar"))
+    assert_equal(:Bar, c2.const_get("Bar", false))
+
+    v = c2.const_get("Bar11", false)
+    assert_equal("Bar11".to_sym, v)
 
     assert_raise(NameError) { c1.const_get(:foo) }
   end