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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-02-22 23:28:26 (GMT)
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-02-22 23:28:26 (GMT)
commit06010b2b05292e6557be75f609aa1295eeea68de (patch)
treee76c939853253e4f2dbba1b9e12193d56a1ca6d2 /numeric.c
parent3f6aeba69aeb092d4e64bd93b912f33adc284e1f (diff)
rational.c: infinity in power
* rational.c (nurat_expt): return Infinity due to overflow. [ruby-core:79686] [Bug #13242]: git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'numeric.c')
-rw-r--r--numeric.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/numeric.c b/numeric.c
index 65edfec..16cdbb2 100644
--- a/numeric.c
+++ b/numeric.c
@@ -3913,6 +3913,8 @@ int_pow(long x, unsigned long y)
VALUE v;
bignum:
v = rb_big_pow(rb_int2big(x), LONG2NUM(y));
+ if (RB_FLOAT_TYPE_P(v)) /* infinity due to overflow */
+ return v;
if (z != 1) v = rb_big_mul(rb_int2big(neg ? -z : z), v);
return v;
}