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| author | shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-18 01:13:54 +0000 |
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| committer | shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-18 01:13:54 +0000 |
| commit | c50d4d71536eac41d807394f4f5fa679431fce51 (patch) | |
| tree | 28d6e85f2ff67358bad3577411c5cf1f6a828ca2 /vm_method.c | |
| parent | 1d4d4dab7c6883b070208ac5de05d1a5163e5b4d (diff) | |
| download | ruby-c50d4d71536eac41d807394f4f5fa679431fce51.tar.gz ruby-c50d4d71536eac41d807394f4f5fa679431fce51.tar.xz ruby-c50d4d71536eac41d807394f4f5fa679431fce51.zip | |
* vm_method.c (rb_undef): should raise TypeError if klass is nil.
1.instance_eval { undef to_s } causes SEGV before this fix.
* test/ruby/test_undef.rb: new tests for undef.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25831 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'vm_method.c')
| -rw-r--r-- | vm_method.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/vm_method.c b/vm_method.c index d1c68b58f..215db5008 100644 --- a/vm_method.c +++ b/vm_method.c @@ -574,6 +574,9 @@ rb_undef(VALUE klass, ID id) { rb_method_entry_t *me; + if (NIL_P(klass)) { + rb_raise(rb_eTypeError, "no class to undef method"); + } if (rb_vm_cbase() == rb_cObject && klass == rb_cObject) { rb_secure(4); } |