Switched to C++20

CMakeLists.txt

@@ -7,6 +7,8 @@ cmake_minimum_required(VERSION 3.16...3.26)
 include( ${CMAKE_CURRENT_SOURCE_DIR}/cmake/GeoModel-version.cmake )
 project( "GeoModel" VERSION ${GeoModel_VERSION} LANGUAGES CXX )
 
+set(CMAKE_CXX_STANDARD 20)
+
 # Make the 'cmake' module directory visible to CMake.
 list( APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake )
 

FullSimLight/Plugins/Examples/EventGeneratorPlugins/FSLExamplePrimaryGeneratorPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "ExamplePrimaryGeneratorPlugin" )
 

FullSimLight/Plugins/Examples/MagneticFieldPlugins/UniformMagneticFieldPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "UniformMagneticFieldPlugin" )
 

FullSimLight/Plugins/Examples/PhysicsListPlugins/FSLTestPhysListPlugins/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "TestPhysicsListPlugin" )
 

FullSimLight/Plugins/Examples/SensitiveDetectorPlugins/SDPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "SDPlugin" )
 

FullSimLight/Plugins/Examples/UserActionPlugins/DummyUserActionPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "DummyUserActionPlugin" )
 

FullSimLight/Plugins/HitsPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "GenerateHitsPlugin" )
 

FullSimLight/Plugins/TracksPlugin/CMakeLists.txt

 # Set up the project.
 cmake_minimum_required(VERSION 3.16...3.26)
 
-set(CMAKE_CXX_STANDARD 17)
 
 project( "GenerateTracksPlugin" )
 

GeoModelExamples/GeoActions/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 #project(GeoActions)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/GeoActionsCountNodes/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.1.0)
 project(GeoActionsCountingNodes)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/GeoFullPhysVol/CMakeLists.txt

@@ -11,7 +11,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/GeoShapeExamples/CMakeLists.txt

@@ -11,7 +11,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/GeoShiftUnion/CMakeLists.txt

@@ -11,7 +11,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/GeoTessellatedSolidExamples/CMakeLists.txt

@@ -11,7 +11,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloDummyMaterial/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 #project(HelloDummyMaterial)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloGeo/CMakeLists.txt

@@ -8,7 +8,6 @@
 cmake_minimum_required(VERSION 3.16...3.26)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloGeoRead/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 project(HelloGeoRead)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloGeoReadNodeAction/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 #project(HelloGeoRead)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloGeoWrite/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 project(HelloGeoWrite)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)
 

GeoModelExamples/HelloGeoWriteReadWrite/CMakeLists.txt

@@ -10,7 +10,6 @@ cmake_minimum_required(VERSION 3.16...3.26)
 #project(HelloGeoWrite)
 
 # Compile with C++17
-set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS ON)