* time.c (rb_big_abs_find_minbit): get rid of a warning of VC.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,14 @@
+Mon May 10 14:13:04 2010  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* time.c (rb_big_abs_find_minbit): get rid of a warning of VC.
+
+Mon May 10 13:59:42 2010  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* win32/win32.c, include/ruby/win32.h (rb_w32_has_cancel_io): new
+	  function.
+
+	* io.c (WAIT_FD_IN_WIN32): check only when it's not cancelable.
+
 Mon May 10 06:59:19 2010  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* common.mk (rdoc): rdoc should depend main. Moreover when XRUBY

time.c

@@ -345,7 +345,7 @@ rb_big_abs_find_minbit(VALUE big)
         return Qnil;
     res = mul(LONG2NUM(i), INT2FIX(SIZEOF_BDIGITS * CHAR_BIT));
     d = ds[i];
-    res = add(res, LONG2FIX(bdigit_find_maxbit(d & -d)));
+    res = add(res, LONG2FIX(bdigit_find_maxbit(d & (~d+1))));
     return res;
 }