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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-06-29 15:57:07 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-06-29 15:57:07 +0000
commit7251c93cb3e39be231ad7cdf356dcceb79522d46 (patch)
tree80e57f98ec4cc4db7b969cb780f0baad1528638e /ext
parent1522375b99de8fa5e6e99d69724c89250d8181c2 (diff)
* bignum.c (RBIGNUM_SET_NEGATIVE_SIGN): New macro.
(RBIGNUM_SET_POSITIVE_SIGN): Ditto. (rb_big_neg): Inline get2comp to avoid double negation. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41696 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r--ext/-test-/bignum/bigzero.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/ext/-test-/bignum/bigzero.c b/ext/-test-/bignum/bigzero.c
index 5181d71aabd..2f7c2727441 100644
--- a/ext/-test-/bignum/bigzero.c
+++ b/ext/-test-/bignum/bigzero.c
@@ -9,8 +9,18 @@ bug_big_zero(VALUE self, VALUE length)
return z;
}
+static VALUE
+bug_big_negzero(VALUE self, VALUE length)
+{
+ long len = NUM2ULONG(length);
+ VALUE z = rb_big_new(len, 0);
+ MEMZERO(RBIGNUM_DIGITS(z), BDIGIT, len);
+ return z;
+}
+
void
Init_bigzero(VALUE klass)
{
rb_define_singleton_method(klass, "zero", bug_big_zero, 1);
+ rb_define_singleton_method(klass, "negzero", bug_big_negzero, 1);
}