From b22493112f5bf06cd7676cb0cdb7e75e4b16cffb Mon Sep 17 00:00:00 2001
From: Jonathan Lifflander <jliffla@sandia.gov>
Date: Thu, 11 Aug 2022 11:14:04 -0600
Subject: [PATCH] Break out early (refer to issue #1910)

---
 src/vt/messaging/active.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/vt/messaging/active.cc b/src/vt/messaging/active.cc
index d48a57db31..f0f7785b00 100644
--- a/src/vt/messaging/active.cc
+++ b/src/vt/messaging/active.cc
@@ -656,6 +656,10 @@ bool ActiveMessenger::recvDataMsg(
 }
 
 bool ActiveMessenger::tryProcessDataMsgRecv() {
+  if (pending_recvs_.size() == 0) {
+    return false;
+  }
+
   bool erase = false;
   auto iter = pending_recvs_.begin();