prevent stack overflow

* gc.c: enable PREVENT_STACK_OVERFLOW.

* vm.c (invoke_iseq_block_from_c): prevent stack overflow.

* vm_eval.c (stack_check): raise preallocated exception instance.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/vm_eval.c b/vm_eval.c
index 1948c4215b..479cda6da0 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -258,7 +258,7 @@ stack_check(rb_thread_t *th)
     if (!rb_thread_raised_p(th, RAISED_STACKOVERFLOW) &&
 	rb_threadptr_stack_check(th)) {
 	rb_thread_raised_set(th, RAISED_STACKOVERFLOW);
-	rb_exc_raise(sysstack_error);
+	rb_threadptr_stack_overflow(th);
     }
 }