[Mono-bugs] [Bug 77470][Nor] Changed - mono_thread_attach/mono_thread_detach can cause deadlock/segfault on OS X

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Changed by patperry at stanford.edu.

http://bugzilla.ximian.com/show_bug.cgi?id=77470

--- shadow/77470	2007-06-24 23:37:55.000000000 -0400
+++ shadow/77470.tmp.31406	2007-06-24 23:56:11.000000000 -0400
@@ -287,6 +287,17 @@
 void GC_destroy_thread_local(GC_thread p)
 {
     /* We currently only do this from the thread itself or from	*/
     /* the fork handler for a child process.			*/
 #   ifndef HANDLE_FORK
       GC_ASSERT(GC_getspecific(GC_thread_key) == (void *)p);
+
+------- Additional Comments From patperry at stanford.edu  2007-06-24 23:56 -------
+The assertion fails the first time the function is called.  The stack
+trace is:
+
+#0  GC_destroy_thread_local (p=0x9b660) at pthread_support.c:299
+#1  0x0114818e in GC_thread_deregister_foreign (data=0x9b660) at
+pthread_support.c:251
+#2  0x90025b60 in _pthread_tsd_cleanup ()
+#3  0x900249c3 in _pthread_body ()
+