random.c: fix error message

* random.c (rb_random_ulong_limited): fix error message for negative
  value.  [ruby-dev:47061] [Bug #7903]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39376 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/numeric.c b/numeric.c
index 3216b79ffa..5c629d79c9 100644
--- a/numeric.c
+++ b/numeric.c
@@ -185,6 +185,12 @@ negative_int_p(VALUE num)
     return RTEST(rb_funcall(num, mid, 1, INT2FIX(0)));
 }
 
+int
+rb_num_negative_p(VALUE num)
+{
+    return negative_int_p(num);
+}
+
 /*
  *  call-seq:
  *     num.coerce(numeric)  ->  array