Merge pull request #518 from ric-bianchi/fix-macos-build-set-minimum-cpp

Set minimum C++ standard needed to compile Coin

CMakeLists.txt

@@ -40,6 +40,12 @@ if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
   message(FATAL_ERROR "${CMAKE_PROJECT_NAME} requires an out of source build. Please create a separate build directory and run 'cmake <path_to_${CMAKE_PROJECT_NAME}> [options]' from there.")
 endif()
 
+# ############################################################################
+# Set minimum C++ standard needed to compile the Coin code
+# ############################################################################
+set( CMAKE_CXX_STANDARD 11 CACHE STRING "C++ standard used for the build" )
+message( STATUS "Setting C++ standard: '${CMAKE_CXX_STANDARD}', which is the minimum needed to compile Coin.")
+
 # ############################################################################
 # Include necessary submodules
 # ############################################################################