nobu	2016-05-23 13:40:43 +0900 (Mon, 23 May 2016)

  New Revision: 55128

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55128

  Log:
    tcltklib.c: elimitate dead code
    
    * ext/tk/tcltklib.c (lib_do_one_event_core): elimitate dead code.
      after Check_Type, FIX2INT which implies conversion is not
      useless.  nil and fixnum cannot be tainted.

  Modified files:
    trunk/ext/tk/tcltklib.c
Index: ext/tk/tcltklib.c
===================================================================
--- ext/tk/tcltklib.c	(revision 55127)
+++ ext/tk/tcltklib.c	(revision 55128)
@@ -3049,11 +3049,7 @@ lib_do_one_event_core(argc, argv, self, https://github.com/ruby/ruby/blob/trunk/ext/tk/tcltklib.c#L3049
         flags = TCL_ALL_EVENTS | TCL_DONT_WAIT;
     } else {
         Check_Type(vflags, T_FIXNUM);
-        flags = FIX2INT(vflags);
-    }
-
-    if (rb_safe_level() >=1 && OBJ_TAINTED(vflags)) {
-      flags |= TCL_DONT_WAIT;
+        flags = (int)FIX2LONG(vflags);
     }
 
     if (is_ip) {

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/