* range.c (range_step): step might be float 0 < x < 1.

* eval.c (rb_thread_schedule): pause if no runnable thread when
  there's only one thread.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3492 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/compar.c b/compar.c
index e8c9286655..3b6622cce1 100644
--- a/compar.c
+++ b/compar.c
@@ -72,6 +72,7 @@ cmp_lt(x, y)
 {
     VALUE c = rb_funcall(x, cmp, 1, y);
 
+    if (NIL_P(c)) return Qfalse;
     if (rb_cmpint(c) < 0) return Qtrue;
     return Qfalse;
 }