Suppress Clang compilation error related to Boost

ecmwf · Nov 25, 2024 · 66aadf8 · 66aadf8
1 parent 374e6d8
commit 66aadf8
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/cmake/CompilerOptions.cmake b/cmake/CompilerOptions.cmake
@@ -35,6 +35,15 @@ ecbuild_info( "CMAKE_C_COMPILER_VERSION   : ${CMAKE_C_COMPILER_VERSION}")
 ecbuild_info( "CMAKE_CXX_COMPILER_ID      : ${CMAKE_CXX_COMPILER_ID}")
 ecbuild_info( "CMAKE_CXX_COMPILER_VERSION : ${CMAKE_CXX_COMPILER_VERSION}")
 
+if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+  #
+  # In case of using Clang 18.1+ in Linux, we disable the following error (present in Boost headers):
+  #
+  if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 18.1 AND CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    ecbuild_add_cxx_flags("-Wno-enum-constexpr-conversion")
+  endif ()
+
+endif()
 
 if (HAVE_WARNINGS)