From e011a54176a095ce05a11a486ccf2af77ba0412c Mon Sep 17 00:00:00 2001
From: Paul Floyd <pjfloyd@wanadoo.fr>
Date: Sat, 11 Apr 2026 19:50:47 +0200
Subject: [PATCH] FreeBSD suppression: sigprocmask param from rtld

Intermittent and difficult to reproduce.

Hopefully this will resolve thread_alloca and/or
lsframe1 regtest fails (as well as false positives
in the real world).
---
 freebsd.supp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/freebsd.supp b/freebsd.supp
index 0a392fecb..eaa6c9452 100644
--- a/freebsd.supp
+++ b/freebsd.supp
@@ -188,3 +188,13 @@
    obj:/lib/libc.so.7
    fun:__cxa_atexit
 }
+# this is a heisensuppression
+# thread_alloca and lsframe1 tests fail regularly with make regtest
+# but refuse to fail when run on their own
+{
+   MEMCHECK-RTLD-_SIGPROCMASK
+   Memcheck:Param
+   sigprocmask(set)
+   fun:_sigprocmask
+   fun:_rtld_bind
+}
-- 
2.47.3