must check if externally set C++ standard is at least c++11

2022-04-21 07:50:30 -04:00
parent 9cac62401d
commit c07551072d
1 changed files with 3 additions and 0 deletions
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@ -114,6 +114,9 @@ endif()
 if(NOT CMAKE_CXX_STANDARD)
  set(CMAKE_CXX_STANDARD 11)
 endif()
+if(CMAKE_CXX_STANDARD LESS 11)
+  message(FATAL_ERROR "C++ standard must be set to at least 11")
+endif()
 if(PKG_KOKKOS AND (CMAKE_CXX_STANDARD LESS 14))
  set(CMAKE_CXX_STANDARD 14)
 endif()