Check for <span>.

BlueBrain · May 6, 2024 · 33f8696 · 33f8696
1 parent 7971b73
commit 33f8696
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -47,8 +47,9 @@ else()
   set(HIGHFIVE_EXTRAS_DEFAULT OFF)
 endif()
 
-if(CMAKE_CXX_STANDARD GREATER_EQUAL 20)
-  set(HIGHFIVE_TEST_SPAN_DEFAULT On)
+if (CMAKE_CXX_STANDARD GREATER_EQUAL 20)
+  include(CheckIncludeFileCXX)
+  CHECK_INCLUDE_FILE_CXX(span HIGHFIVE_TEST_SPAN_DEFAULT)
 else()
   set(HIGHFIVE_TEST_SPAN_DEFAULT Off)
 endif()