From 7b3adb3f1ab3e6977741d40bee5ebf449bc6f47c Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Sat, 29 Jan 2022 17:09:40 -0500
Subject: [PATCH] must always initialize jtag

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

diff --git a/src/compute_pair_local.cpp b/src/compute_pair_local.cpp
index b98f6eec33..3dc37707c6 100644
--- a/src/compute_pair_local.cpp
+++ b/src/compute_pair_local.cpp
@@ -226,13 +226,13 @@ int ComputePairLocal::compute_pairs(int flag)
       factor_lj = special_lj[sbmask(j)];
       factor_coul = special_coul[sbmask(j)];
       j &= NEIGHMASK;
+      jtag = tag[j];
 
       if (!(mask[j] & groupbit)) continue;
 
       // itag = jtag is possible for long cutoffs that include images of self
 
       if (newton_pair == 0 && j >= nlocal) {
-        jtag = tag[j];
         if (itag > jtag) {
           if ((itag+jtag) % 2 == 0) continue;
         } else if (itag < jtag) {