From 340a511fdf6571a1f4adfc254a07edc5605f46e4 Mon Sep 17 00:00:00 2001
From: nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 20 Nov 2003 03:50:32 +0000
Subject: * configure.in: always check existence of the pthread library *
 ruby.h: define macros for ruby's native thread check * eval.c: add ruby's
 native thread check * gc.c: ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4989 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'gc.c')

diff --git a/gc.c b/gc.c
index 4bbcf09a94..0fa9fd33b8 100644
--- a/gc.c
+++ b/gc.c
@@ -1216,6 +1216,11 @@ rb_gc()
     jmp_buf save_regs_gc_mark;
     SET_STACK_END;
 
+#ifdef HAVE_NATIVETHREAD
+    if (!is_ruby_native_thread()) {
+	rb_bug("cross-thread violation on rb_gc()");
+    }
+#endif
     if (dont_gc || during_gc) {
 	if (!freelist) {
 	    add_heap();
-- 
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