From 9d8600134a2c333be5adf40125a61080e36eb77f Mon Sep 17 00:00:00 2001
From: Paul Romano <paul.k.romano@gmail.com>
Date: Wed, 22 Apr 2020 22:33:34 -0500
Subject: [PATCH] Make sure incrementing of overlap_check_cnt is thread-safe

---
 src/geometry.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/geometry.cpp b/src/geometry.cpp
index 055f0ec7f3..7af1da95cf 100644
--- a/src/geometry.cpp
+++ b/src/geometry.cpp
@@ -55,6 +55,7 @@ bool check_cell_overlap(Particle* p, bool error)
           }
           return true;
         }
+        #pragma omp atomic
         ++model::overlap_check_count[index_cell];
       }
     }