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* numeric.c (int_pow): rb_big_pow() may return other than Bignum.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12227 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2007-04-27 03:53:43 +00:00
parent 9d89855052
commit 5d2069cd56
2 changed files with 8 additions and 2 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Fri Apr 27 12:54:35 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* numeric.c (int_pow): rb_big_pow() may return other than Bignum.
Fri Apr 27 01:51:50 2007 Koichi Sasada <ko1@atdot.net>
* compile.c: support multiple splat (e.g, [a, *b, *c, e, *f]).

6
numeric.c
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@ -2272,9 +2272,11 @@ int_pow(long x, unsigned long y)
while (y % 2 == 0) {
long x2 = x * x;
if (x2 < x || !POSFIXABLE(x2)) {
VALUE v;
bignum:
return rb_big_mul(rb_big_pow(rb_int2big(x), LONG2NUM(y)),
rb_int2big(neg ? -z : z));
v = rb_big_pow(rb_int2big(neg ? -x : x), LONG2NUM(y));
if (z != 1) v = rb_big_mul(rb_int2big(z), v);
return v;
}
x = x2;
y >>= 1;