From: Paul Floyd <pjfloyd@wanadoo.fr>
Date: Tue, 9 Dec 2025 08:47:45 +0000 (+0100)
Subject: Darwin: fix warning for hack to prevent crashes during stacktrace generation
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=de840f1459832b878fa1f572cec12ae5d315e583;p=thirdparty%2Fvalgrind.git

Darwin: fix warning for hack to prevent crashes during stacktrace generation
---

diff --git a/coregrind/m_stacktrace.c b/coregrind/m_stacktrace.c
index 5175f79fe..b9cf0e62d 100644
--- a/coregrind/m_stacktrace.c
+++ b/coregrind/m_stacktrace.c
@@ -46,6 +46,11 @@
 #include "pub_core_trampoline.h"
 #include "config.h"
 
+#if defined(VGO_darwin)
+// FIXME PJF this is bad (it's a syswrap private function)
+// but the alternative for the moment is crashes when trying to produce stack traces
+extern Bool ML_(safe_to_deref) ( const void *start, SizeT size );
+#endif
 
 /*------------------------------------------------------------*/
 /*---                                                      ---*/