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skip machine stack marking for current ec.

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* vm.c (rb_execution_context_mark): At the beggining of GC marking,
  mark_current_machine_context() marks running machine stack so that
  rb_execution_context_mark() should not mark machine stack if it is
  current ec.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2017-10-28 05:36:48 +00:00
parent 969d88fccc
commit 4563273909
1 changed files with 3 additions and 1 deletions
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4
vm.c
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@ -2398,7 +2398,9 @@ rb_execution_context_mark(const rb_execution_context_t *ec)
}
/* mark machine stack */
if (ec->machine.stack_start && ec->machine.stack_end) {
if (ec->machine.stack_start && ec->machine.stack_end &&
ec != GET_EC() /* marked for current ec at the first stage of marking */
) {
rb_gc_mark_machine_stack(ec);
rb_gc_mark_locations((VALUE *)&ec->machine.regs,
(VALUE *)(&ec->machine.regs) +