From 309534ecdeba9b0403889aaba0112f52fb60defa Mon Sep 17 00:00:00 2001
From: Ian Bell <ian.h.bell@gmail.com>
Date: Sun, 18 May 2025 21:54:50 -0400
Subject: [PATCH] Fix small memory leaks in DataStructures.cpp

---
 src/DataStructures.cpp | 30 ++++++++++--------------------
 1 file changed, 10 insertions(+), 20 deletions(-)

diff --git a/src/DataStructures.cpp b/src/DataStructures.cpp
index ced69bf5..19083a19 100644
--- a/src/DataStructures.cpp
+++ b/src/DataStructures.cpp
@@ -154,12 +154,10 @@ class ParameterInformation
     }
 };
 
-// std::unique_ptr<ParameterInformation> parameter_information_p;
-ParameterInformation* parameter_information_p = nullptr;
+std::unique_ptr<ParameterInformation> parameter_information_p;
 const ParameterInformation& get_parameter_information() {
     if (!parameter_information_p) {
-        //parameter_information_p = std::make_unique<ParameterInformation>();
-        parameter_information_p = new ParameterInformation();
+        parameter_information_p = std::make_unique<ParameterInformation>();
     }
     return *parameter_information_p;
 }
@@ -385,12 +383,10 @@ class PhaseInformation
     }
 };
 
-//std::unique_ptr<PhaseInformation> phase_information_p;
-PhaseInformation* phase_information_p = nullptr;
+std::unique_ptr<PhaseInformation> phase_information_p;
 const PhaseInformation& get_phase_information() {
     if (!phase_information_p) {
-        //phase_information_p = std::make_unique<PhaseInformation>();
-        phase_information_p = new PhaseInformation();
+        phase_information_p = std::make_unique<PhaseInformation>();
     }
     return *phase_information_p;
 }
@@ -458,12 +454,10 @@ public:
     }
 };
 
-//std::unique_ptr<SchemeInformation> scheme_information_p;
-SchemeInformation* scheme_information_p = nullptr;
+std::unique_ptr<SchemeInformation> scheme_information_p;
 const SchemeInformation& get_scheme_information() {
     if (!scheme_information_p) {
-        //scheme_information_p = std::make_unique<SchemeInformation>();
-        scheme_information_p = new SchemeInformation();
+        scheme_information_p = std::make_unique<SchemeInformation>();
     }
     return *scheme_information_p;
 }
@@ -575,12 +569,10 @@ class InputPairInformation
     }
 };
 
-//std::unique_ptr<InputPairInformation> input_pair_information_p;
-InputPairInformation* input_pair_information_p = nullptr;
+std::unique_ptr<InputPairInformation> input_pair_information_p;
 const InputPairInformation& get_input_pair_information() {
     if (!input_pair_information_p) {
-        //input_pair_information_p = std::make_unique<InputPairInformation>();
-        input_pair_information_p = new InputPairInformation();
+        input_pair_information_p = std::make_unique<InputPairInformation>();
     }
     return *input_pair_information_p;
 }
@@ -815,12 +807,10 @@ class BackendInformation
     }
 };
 
-//std::unique_ptr<BackendInformation> backend_information_p;
-BackendInformation* backend_information_p = nullptr;
+std::unique_ptr<BackendInformation> backend_information_p;
 const BackendInformation& get_backend_information() {
     if (!backend_information_p) {
-        //backend_information_p = std::make_unique<BackendInformation>();
-        backend_information_p = new BackendInformation();
+        backend_information_p = std::make_unique<BackendInformation>();
     }
     return *backend_information_p;
 }