From 8733060106d0fe2b5e292ef0d9fff8a3507bbcdb Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 29 Dec 2005 16:19:44 +0000
Subject: avoid a GC problem with RUBY_ALWAYS_GC= ./ruby -e ''.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9764 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 eval.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'eval.c')

diff --git a/eval.c b/eval.c
index 745f08fb23..62a0a2a4cc 100644
--- a/eval.c
+++ b/eval.c
@@ -10030,6 +10030,9 @@ rb_gc_abort_threads(void)
 {
     rb_thread_t th;
 
+    if (!main_thread)
+        return;
+
     FOREACH_THREAD_FROM(main_thread, th) {
 	if (FL_TEST(th->thread, FL_MARK)) continue;
 	if (th->status == THREAD_STOPPED) {
-- 
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