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author | tadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-15 09:25:13 +0000 |
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committer | tadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-15 09:25:13 +0000 |
commit | cbe5f8820b71e0e9a214ae86e9264712e5580413 (patch) | |
tree | d4afebe00095341f51ea429f06ba294a501897f0 /rational.c | |
parent | 81af1bd9e8b8d84860cade1b5918b1c801b57845 (diff) | |
download | ruby-cbe5f8820b71e0e9a214ae86e9264712e5580413.tar.gz |
* rational.c (f_round_common): should check overflow.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38408 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'rational.c')
-rw-r--r-- | rational.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/rational.c b/rational.c index c8d5688c94..afa4bd4cec 100644 --- a/rational.c +++ b/rational.c @@ -1210,6 +1210,12 @@ f_round_common(int argc, VALUE *argv, VALUE self, VALUE (*func)(VALUE)) b = f_expt10(n); s = f_mul(self, b); + if (k_float_p(s)) { + if (f_lt_p(n, ZERO)) + return ZERO; + return self; + } + s = (*func)(s); s = f_div(f_rational_new_bang1(CLASS_OF(self), s), b); |