Updated C++ standard from C++11 to C++14.

CMakeLists.txt

@@ -63,8 +63,8 @@ endif()
 set( CMAKE_DISABLE_IN_SOURCE_BUILD ON )
 ### Position independent code
 set( CMAKE_POSITION_INDEPENDENT_CODE ON )
-### We need at least C++11
-set( CMAKE_CXX_STANDARD 11 )
+### We need at least C++14
+set( CMAKE_CXX_STANDARD 14 )
 ### Set the cmake subdirectory
 list( APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake" )
 ####################################################################

README.md

@@ -66,7 +66,7 @@ Introduction <a name="Introduction"></a>
 
 #### A modern framework for magnetism science on clusters, desktops & laptops and even your Phone
 
-**Spirit** is a **platform-independent** framework for spin dynamics, written in C++11.
+**Spirit** is a **platform-independent** framework for spin dynamics, written in C++14.
 It combines the traditional cluster work, using using the command-line, with modern
 visualisation capabilites in order to maximize scientists' productivity.
 

core/CMake/CompilerFlags.cmake

@@ -17,7 +17,7 @@ if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
         message(FATAL_ERROR "GCC version must be at least 5.1!")
     endif()
     ### Compiler Flags
-    set( CMAKE_CXX_FLAGS         "${CMAKE_CXX_FLAGS} -std=c++11" )
+    # set( CMAKE_CXX_FLAGS         "${CMAKE_CXX_FLAGS} -std=c++11" )
     ### Linker Flags
     if (APPLE)
         set( CMAKE_EXE_LINKER_FLAGS  "${CMAKE_EXE_LINKER_FLAGS} -Wl,-no_compact_unwind" )
@@ -30,12 +30,12 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
         ### Message
         MESSAGE( STATUS ">> Chose compiler:                Clang emcc" )
         ### Compiler Flags
-        set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11" )
+        # set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11" )
     else ()
         ### Message
         MESSAGE( STATUS ">> Chose compiler:                Clang" )
         ### Compiler Flags
-        set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11" )
+        # set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11" )
     endif ()
 ######################################################################
 
@@ -52,7 +52,7 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Intel")
     ### Message
     MESSAGE( STATUS ">> Chose compiler:                Intel" )
     ### Compiler Flags
-    set( CMAKE_CXX_FLAGS         "${CMAKE_CXX_FLAGS} -std=c++11" )
+    # set( CMAKE_CXX_FLAGS         "${CMAKE_CXX_FLAGS} -std=c++11" )
     ### Linker Flags
     if (APPLE)
         set( CMAKE_EXE_LINKER_FLAGS  "${CMAKE_EXE_LINKER_FLAGS} -Wl,-no_compact_unwind" )

core/CMakeLists.txt

@@ -138,7 +138,7 @@ if( SPIRIT_USE_CUDA )
     find_package( CUDA 8 REQUIRED )
 
     # set( CUDA_PROPAGATE_HOST_FLAGS ON )
-    # --std=c++11 flag may be necessary, but it is propagated from global flags...
+    # --std=c++14 flag may be necessary, but it is propagated from global flags...
     # if it appears twice, for some reason the compilation breaks
 
     set( CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -lineinfo -arch=${SPIRIT_CUDA_ARCH} --expt-relaxed-constexpr --expt-extended-lambda" )
@@ -155,7 +155,7 @@ if( SPIRIT_USE_CUDA )
     set( META_COMPILER_FULL    "${META_COMPILER_FULL} and nvcc (${CUDA_VERSION}) for cuda arch \\\"${SPIRIT_CUDA_ARCH}\\\"" )
 
     if( NOT DEFINED CMAKE_CUDA_STANDARD )
-        set( CMAKE_CUDA_STANDARD 11 )
+        set( CMAKE_CUDA_STANDARD 14 )
         set( CMAKE_CUDA_STANDARD_REQUIRED ON )
     endif()
 
@@ -317,7 +317,7 @@ add_library( ${META_PROJECT_NAME} OBJECT
     ${SOURCE_SPIRIT_UTILITY} )
 
 set_target_properties( ${META_PROJECT_NAME} PROPERTIES
-    CXX_STANDARD            11
+    CXX_STANDARD            14
     CXX_STANDARD_REQUIRED   ON
     CXX_EXTENSIONS          OFF )
 
@@ -461,7 +461,7 @@ if( SPIRIT_BUILD_FOR_CXX OR SPIRIT_BUILD_FOR_JS )
             target_link_libraries( ${testName} ${META_PROJECT_NAME}_static )
             # Properties
             set_target_properties( ${testName} PROPERTIES
-                CXX_STANDARD             11
+                CXX_STANDARD             14
                 CXX_STANDARD_REQUIRED    ON
                 CXX_EXTENSIONS           OFF
                 RUNTIME_OUTPUT_DIRECTORY ${TEST_RUNTIME_OUTPUT_DIRECTORY} )

docs/Build_Unix_OSX.md

@@ -15,7 +15,7 @@ Core library
 **Requirements**
 
 - cmake >= 3.10
-- compiler with C++11 support, e.g. gcc >= 5.1
+- compiler with C++14 support, e.g. gcc >= 5.1
 
 **Build**
 

docs/Build_Windows.md

@@ -19,7 +19,7 @@ Core library
 **Requirements**
 
 - cmake >= 3.10
-- compiler with C++11 support, e.g. msvc 14 2015
+- compiler with C++14 support, e.g. msvc 19.10 (VS 2017, version 15.1)
 
 **Build**
 

ui-cpp/CMakeLists.txt

@@ -121,7 +121,7 @@ add_executable( ${PROJECT_NAME} ${OS_BUNDLE_NAME} ${SOURCE_SPIRIT_UI_CXX} )
 set_target_properties( ${PROJECT_NAME} PROPERTIES
     OUTPUT_NAME              ${SPIRIT_EXE_NAME}
     RUNTIME_OUTPUT_DIRECTORY ${SPIRIT_OUTPUT_DIRECTORY}
-    CXX_STANDARD             11
+    CXX_STANDARD             14
     CXX_STANDARD_REQUIRED    ON
     CXX_EXTENSIONS           OFF )
 

ui-cpp/README.md

@@ -13,7 +13,7 @@ Pressing `Ctrl+C` twice within 2 seconds will cause immediate termination.
 ### Command Line
 This is a very simplistic command line user interface implementing the **core** library.
 It has no non-standard library dependencies and should thus run almost anywhere,
-where a compiler with C++11 support is available.
+where a compiler with C++14 support is available.
 
 #### Controlling the code
 The actions need to be hard-coded into `main.cpp`, there is currently no way to
@@ -33,8 +33,8 @@ menu, one can import and export e.g. spin configurations.
 The `Spin Widget` wraps the **VFRendering** library's visualisation capabilities
 and provides user interaction.
 The remaining widgets are used to control parameters and view output. They are packed
-into a `QDockWidget`, meaning they are repositionable and can be toggled. 
+into a `QDockWidget`, meaning they are repositionable and can be toggled.
 
 #### ui files
 The *ui* folder contains QT-specific xml files, which can be edited using
-*QT Creator* or *QT Designer*. 
+*QT Creator* or *QT Designer*.

ui-web/CMakeLists.txt

@@ -3,7 +3,7 @@ MESSAGE( STATUS ">> --------------------- UI - Web -----------------------------
 
 
 ######### CMake Version #####################
-cmake_minimum_required(VERSION 2.8.11)
+cmake_minimum_required(VERSION 3.1)
 #############################################
 
 
@@ -356,7 +356,7 @@ set_target_properties( webui PROPERTIES OUTPUT_NAME "libSpirit" )
 ### We want it to be placed under ui-web/js/ s.t. it is directly part of the python core module/package
 set_target_properties( webui PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/ui-web/js/ )
 
-set_property( TARGET webui PROPERTY CXX_STANDARD 11 )
+set_property( TARGET webui PROPERTY CXX_STANDARD 14 )
 set_property( TARGET webui PROPERTY CXX_STANDARD_REQUIRED ON )
 set_property( TARGET webui PROPERTY CXX_EXTENSIONS OFF )
 

ui-web/web.html

@@ -593,7 +593,7 @@ <h4 class="panel-title">
             <h5>Spin Simulation Framework</h5>
             <p id="spirit-version">Spirit version x</p>
             <br>
-            <p>Spirit is <strong>platform-independent, open-source</strong> code with optional visualization, written in C++11.
+            <p>Spirit is <strong>platform-independent, open-source</strong> code with optional visualization, written in C++14.
             The source code is available on <a href="https://github.com/spirit-code/spirit" title="spirit-code/spirit">GitHub</a> under the terms of the <a href="https://github.com/spirit-code/spirit/blob/master/LICENSE.txt" title="Spirit License">MIT license</a>.</p>
             <p>While this web-based demo version is limited to Spin Dynamics simulations, the Spirit code has been developed as a flexible solution to various use-cases, including:</p>
             <ul>