From 199a2d55f9a9f146005ab21c39eca5edb94da583 Mon Sep 17 00:00:00 2001
From: Luke Shingles <luke.shingles@gmail.com>
Date: Fri, 7 Mar 2025 14:16:57 +0000
Subject: [PATCH] Update grid.cc

---
 grid.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grid.cc b/grid.cc
index 8fa215bd0..666ca2cb9 100644
--- a/grid.cc
+++ b/grid.cc
@@ -2610,7 +2610,7 @@ auto get_totmassradionuclide(const int z, const int a) -> double {
     snext = cellindex;
   }
 
-  assert_always(distance > 0 && (snext == -99 || snext >= 0) && snext < ngrid);
+  assert_testmodeonly(distance > 0 && (snext == -99 || snext >= 0) && snext < ngrid);
 
   return {distance, snext};
 }