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* hash.c (hash_i): avoid too frequent hash conflict where key and

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value are same.  a patch from Yusuke ENDOH <mame AT tsg.ne.jp>.
  [ruby-dev:31802]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13508 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 2007-09-24 13:18:02 +00:00
parent af4310be97
commit 5f93fa308b
2 changed files with 5 additions and 0 deletions
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ChangeLog
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@ -2,6 +2,10 @@ Mon Sep 24 22:14:13 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/weakref.rb (WeakRef): remove debug print. [ruby-dev:31799] * lib/weakref.rb (WeakRef): remove debug print. [ruby-dev:31799]
* hash.c (hash_i): avoid too frequent hash conflict where key and
value are same. a patch from Yusuke ENDOH <mame AT tsg.ne.jp>.
[ruby-dev:31802]
Mon Sep 24 17:56:21 2007 Nobuyoshi Nakada <nobu@ruby-lang.org> Mon Sep 24 17:56:21 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* ext/strscan/strscan.c (strscan_initialize, strscan_getch): use the * ext/strscan/strscan.c (strscan_initialize, strscan_getch): use the

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hash.c
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@ -1464,6 +1464,7 @@ hash_i(VALUE key, VALUE val, int *hval)
{ {
if (key == Qundef) return ST_CONTINUE; if (key == Qundef) return ST_CONTINUE;
*hval ^= rb_hash(key); *hval ^= rb_hash(key);
*hval *= 137;
*hval ^= rb_hash(val); *hval ^= rb_hash(val);
return ST_CONTINUE; return ST_CONTINUE;
} }