diff --git a/src/SymbolTable.cc b/src/SymbolTable.cc
index 94045162ae2fc4e8147163285caf0a085e6b7a2b..82dafe87ae0c7f53b9754fc6c63413447619c83a 100644
--- a/src/SymbolTable.cc
+++ b/src/SymbolTable.cc
@@ -437,8 +437,8 @@ SymbolTable::addLeadAuxiliaryVarInternal(bool endo, int index, expr_t expr_arg)
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, (endo ? AuxVarType::endoLead : AuxVarType::exoLead), 0, 0, 0, 0,
-                        expr_arg, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, (endo ? AuxVarType::endoLead : AuxVarType::exoLead), 0, 0,
+                                 0, 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -461,8 +461,8 @@ SymbolTable::addLagAuxiliaryVarInternal(bool endo, int orig_symb_id, int orig_le
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, (endo ? AuxVarType::endoLag : AuxVarType::exoLag), orig_symb_id,
-                        orig_lead_lag, 0, 0, expr_arg, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, (endo ? AuxVarType::endoLag : AuxVarType::exoLag),
+                                 orig_symb_id, orig_lead_lag, 0, 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -511,7 +511,8 @@ SymbolTable::addExpectationAuxiliaryVar(int information_set, int index,
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::expectation, 0, 0, 0, information_set, expr_arg, "");
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::expectation, 0, 0, 0, information_set, expr_arg, ""});
 
   return symb_id;
 }
@@ -534,8 +535,8 @@ SymbolTable::addLogTransformAuxiliaryVar(int orig_symb_id, int orig_lead_lag,
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::logTransform, orig_symb_id, orig_lead_lag, 0, 0,
-                        expr_arg, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, AuxVarType::logTransform, orig_symb_id, orig_lead_lag, 0,
+                                 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -557,7 +558,8 @@ SymbolTable::addDiffLagAuxiliaryVar(int index, expr_t expr_arg, int orig_symb_id
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::diffLag, orig_symb_id, orig_lag, 0, 0, expr_arg, "");
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::diffLag, orig_symb_id, orig_lag, 0, 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -579,7 +581,8 @@ SymbolTable::addDiffLeadAuxiliaryVar(int index, expr_t expr_arg, int orig_symb_i
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::diffLead, orig_symb_id, orig_lead, 0, 0, expr_arg, "");
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::diffLead, orig_symb_id, orig_lead, 0, 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -601,7 +604,8 @@ SymbolTable::addDiffAuxiliaryVar(int index, expr_t expr_arg, const optional<int>
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::diff, orig_symb_id, orig_lag, 0, 0, expr_arg, "");
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::diff, orig_symb_id, orig_lag, 0, 0, expr_arg, ""});
 
   return symb_id;
 }
@@ -624,8 +628,8 @@ SymbolTable::addUnaryOpAuxiliaryVar(int index, expr_t expr_arg, string unary_op,
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::unaryOp, orig_symb_id, orig_lag, 0, 0, expr_arg,
-                        move(unary_op));
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::unaryOp, orig_symb_id, orig_lag, 0, 0, expr_arg, unary_op});
 
   return symb_id;
 }
@@ -646,7 +650,7 @@ SymbolTable::addMultiplierAuxiliaryVar(int index) noexcept(false)
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::multiplier, 0, 0, index, 0, nullptr, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, AuxVarType::multiplier, 0, 0, index, 0, nullptr, ""});
   return symb_id;
 }
 
@@ -667,8 +671,8 @@ SymbolTable::addDiffForwardAuxiliaryVar(int orig_symb_id, int orig_lead_lag,
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::diffForward, orig_symb_id, orig_lead_lag, 0, 0,
-                        expr_arg, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, AuxVarType::diffForward, orig_symb_id, orig_lead_lag, 0,
+                                 0, expr_arg, ""});
   return symb_id;
 }
 
@@ -689,7 +693,7 @@ SymbolTable::addPacExpectationAuxiliaryVar(const string& name, expr_t expr_arg)
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::pacExpectation, 0, 0, 0, 0, expr_arg, "");
+  aux_vars.push_back(AuxVarInfo {symb_id, AuxVarType::pacExpectation, 0, 0, 0, 0, expr_arg, ""});
   return symb_id;
 }
 
@@ -710,7 +714,8 @@ SymbolTable::addPacTargetNonstationaryAuxiliaryVar(const string& name, expr_t ex
       exit(EXIT_FAILURE);
     }
 
-  aux_vars.emplace_back(symb_id, AuxVarType::pacTargetNonstationary, 0, 0, 0, 0, expr_arg, "");
+  aux_vars.push_back(
+      AuxVarInfo {symb_id, AuxVarType::pacTargetNonstationary, 0, 0, 0, 0, expr_arg, ""});
   return symb_id;
 }