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* math.c (math_atanh): reverted r25279.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25287 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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yugui 2009-10-10 11:38:47 +00:00
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ChangeLog
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@ -1,3 +1,7 @@
Sat Oct 10 20:35:27 2009 Yuki Sonoda (Yugui) <yugui@yugui.jp>
* math.c (math_atanh): reverted r25279.
Sat Oct 10 19:03:29 2009 Tanaka Akira <akr@fsij.org>
* ext/curses/curses.c: use rb_thread_blocking_region to avoid

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math.c
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@ -298,6 +298,7 @@ math_atanh(VALUE obj, VALUE x)
d0 = RFLOAT_VALUE(x);
d = atanh(d0);
domain_check(d0, d, "atanh");
infinity_check(x, d, "atanh");
return DBL2NUM(d);
}