* vm.c (rb_thread_mark): use rb_gc_mark_values() to mark VM stack.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47535 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Sep 11 20:10:00 2014  Koichi Sasada  <ko1@atdot.net>
+
+	* vm.c (rb_thread_mark): use rb_gc_mark_values() to mark VM stack.
+
 Thu Sep 11 19:50:57 2014  Koichi Sasada  <ko1@atdot.net>
 
 	* vm.c (rb_vm_register_special_exception): make new function to

vm.c

@@ -1981,10 +1981,8 @@ rb_thread_mark(void *ptr)
 	    rb_control_frame_t *cfp = th->cfp;
 	    rb_control_frame_t *limit_cfp = (void *)(th->stack + th->stack_size);
 
-	    while (p < sp) {
-		rb_gc_mark(*p++);
-	    }
-	    rb_gc_mark_locations(p, p + th->mark_stack_len);
+	    rb_gc_mark_values((long)(sp - p), p);
+	    rb_gc_mark_locations(sp, sp + th->mark_stack_len);
 
 	    while (cfp != limit_cfp) {
 		rb_iseq_t *iseq = cfp->iseq;