clang-tidy-11 fixes for gmxpreprocess

[alexxy/gromacs.git] / src / gromacs / gmxpreprocess / convparm.cpp

diff --git a/src/gromacs/gmxpreprocess/convparm.cpp b/src/gromacs/gmxpreprocess/convparm.cpp
index 1712ec3c1658ed1d75a6435f3e853427e9c75f5d..37b59f1eb5bce38d43afe26566dab8f77d221dcf 100644 (file)
--- a/src/gromacs/gmxpreprocess/convparm.cpp
+++ b/src/gromacs/gmxpreprocess/convparm.cpp
@@ -529,7 +529,7 @@ static void enter_function(const InteractionsOfType* p,
 {
     int start = ffparams->numTypes();
 
-    for (auto& parm : p->interactionTypes)
+    for (const auto& parm : p->interactionTypes)
     {
         int type = enter_params(ffparams, ftype, parm.forceParam(), comb, reppow, start, bAppend);
         /* Type==-1 is used as a signal that this interaction is all-zero and should not be added. */