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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-03-06 05:53:03 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-03-06 05:53:03 +0000 |
commit | 8ce6c0265b6f788d5e20c24ba69dfd802c7c1b08 (patch) | |
tree | d6cfec215d6194c81d652da0ddad654474dfc1eb /missing/lgamma_r.c | |
parent | 8022ebaa5bb7aae18ad622d7052a11889a03758f (diff) | |
download | ruby-8ce6c0265b6f788d5e20c24ba69dfd802c7c1b08.tar.gz ruby-8ce6c0265b6f788d5e20c24ba69dfd802c7c1b08.tar.xz ruby-8ce6c0265b6f788d5e20c24ba69dfd802c7c1b08.zip |
* missing/lgamma_r.c (loggamma): return 0 for 1 and 2.
* test/ruby/test_math.rb: accept errors by functions under missing/.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@15708 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'missing/lgamma_r.c')
-rw-r--r-- | missing/lgamma_r.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/missing/lgamma_r.c b/missing/lgamma_r.c index ab6c28294..ae93d078c 100644 --- a/missing/lgamma_r.c +++ b/missing/lgamma_r.c @@ -34,6 +34,8 @@ loggamma(double x) /* the natural logarithm of the Gamma function. */ { double v, w; + if (x == 1.0 || x == 2.0) return 0.0; + v = 1; while (x < N) { v *= x; x++; } w = 1 / (x * x); |