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* hash.c (rb_any_cmp): should handle Qundef in keys.

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* eval.c (remove_method): should not remove a empty method to
  implement "undef".

* eval.c (rb_eval): should allow singleton class def for
  true/false/nil.

* parse.y (str_extend): backslash escape was done wrong.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2102 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2002-02-20 04:31:50 +00:00
parent dc7f9c1f89
commit c46468d773
5 changed files with 36 additions and 10 deletions
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hash.c
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@ -70,6 +70,7 @@ rb_any_cmp(a, b)
if (SYMBOL_P(a) && SYMBOL_P(b)) {
return a != b;
}
if (a == Qundef || b == Qundef) return -1;
args[0] = a;
args[1] = b;