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* bignum.c (rb_big2db): (-Float::MAX.to_i*2).to_f should return

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-HUGE_VAL (-Infinity).



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23695 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tadf 2009-06-15 13:39:18 +00:00
parent c6cb57262d
commit 04388f9f9d
2 changed files with 9 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Mon Jun 15 22:35:31 2009 Tadayoshi Funaba <tadf@dotrb.org>
* bignum.c (rb_big2db): (-Float::MAX.to_i*2).to_f should return
-HUGE_VAL (-Infinity).
Mon Jun 15 18:48:41 2009 Yukihiro Matsumoto <matz@ruby-lang.org> Mon Jun 15 18:48:41 2009 Yukihiro Matsumoto <matz@ruby-lang.org>
* io.c (argf_each_line): should return self. [ruby-core:23852] * io.c (argf_each_line): should return self. [ruby-core:23852]

5
bignum.c
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@ -1233,7 +1233,10 @@ rb_big2dbl(VALUE x)
if (isinf(d)) { if (isinf(d)) {
rb_warning("Bignum out of Float range"); rb_warning("Bignum out of Float range");
d = HUGE_VAL; if (signbit(d))
d = -HUGE_VAL;
else
d = HUGE_VAL;
} }
return d; return d;
} }