From e469af84f265bb6bd333528c6d7aff6a232b2ee8 Mon Sep 17 00:00:00 2001
From: Fabien Chaix <chaix@ics.forth.gr>
Date: Fri, 18 Mar 2022 01:05:53 +0200
Subject: [PATCH] Guard MailboxImpl::clear() in a simcall

---
 src/s4u/s4u_Mailbox.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/s4u/s4u_Mailbox.cpp b/src/s4u/s4u_Mailbox.cpp
index d692395a97..cd8da0d480 100644
--- a/src/s4u/s4u_Mailbox.cpp
+++ b/src/s4u/s4u_Mailbox.cpp
@@ -136,7 +136,7 @@ Mailbox::iprobe(int type, const std::function<bool(void*, void*, kernel::activit
 }
 
 void Mailbox::clear() {
-  pimpl_->clear();
+    kernel::actor::simcall_answered([this]() { this->pimpl_->clear(); });
 }
 
 } // namespace s4u
-- 
2.20.1