Fix a GC crash happening in full AOT compiled code where a delegate method can't

be detected at runtime. Since the process crash, lot of valuable information was never
written out to the console (like the managed stack trace) needed to effectively resolve
the issue.

diff --git a/mono/metadata/marshal.c b/mono/metadata/marshal.c
index 3edf257bee53630bcae260331657d73c757d2a3a..bf13ae434eb2123aee229ab4d30b90f541d8b872 100644 (file)
--- a/mono/metadata/marshal.c
+++ b/mono/metadata/marshal.c
@@ -422,7 +422,8 @@ mono_delegate_to_ftnptr (MonoDelegate *delegate)
        return delegate->delegate_trampoline;
 
 fail:
-       mono_gchandle_free (target_handle);
+       if (target_handle != 0)
+               mono_gchandle_free (target_handle);
        mono_error_set_pending_exception (&error);
        return NULL;
 }