From: ko1@...
Date: 2014-03-07T11:10:30+00:00
Subject: [ruby-core:61369] [ruby-trunk - Bug #9609] [PATCH] vm_eval.c: fix misplaced RB_GC_GUARDs

Issue #9609 has been updated by Koichi Sasada.


 (2014/03/07 20:03), SASADA Koichi wrote:
 >> > Should we ignore WB unprotect for frozen objects?
 > No relation between frozen and wb unprotected flag. We can use
 > RARRAY_CONST_PTR() for this case. I'll commit it with other patches.
 
 Ah, I understand what you mean.  As you say, we *can* ignore unprotect.
 But I think the checking cost is bigger.
 
 -- 
 // SASADA Koichi at atdot dot net

----------------------------------------
Bug #9609: [PATCH] vm_eval.c: fix misplaced RB_GC_GUARDs
https://bugs.ruby-lang.org/issues/9609#change-45682

* Author: Eric Wong
* Status: Open
* Priority: Normal
* Assignee: Eric Wong
* Category: core
* Target version: 
* ruby -v: -
* Backport: 1.9.3: REQUIRED, 2.0.0: REQUIRED, 2.1: REQUIRED
----------------------------------------
RB_GC_GUARD needs to be placed after RARRAY_PTR usages to portably
prevent compilers from optimizing the VALUE away.


---Files--------------------------------
0001-vm_eval.c-fix-misplaced-GC-guard.patch (1.46 KB)


-- 
http://bugs.ruby-lang.org/