From b27880cf4328053e2e33008a224809fa4c693933 Mon Sep 17 00:00:00 2001
From: 0penBrain <48731257+0penBrain@users.noreply.github.com>
Date: Fri, 8 Mar 2024 11:42:40 +0100
Subject: [PATCH] Cmake: pass 'undefined' with double dash so alternative
 linker can be used

---
 cMake/FreeCAD_Helpers/CompilerChecksAndSetups.cmake | 2 +-
 src/Mod/Path/libarea/CMakeLists.txt                 | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/cMake/FreeCAD_Helpers/CompilerChecksAndSetups.cmake b/cMake/FreeCAD_Helpers/CompilerChecksAndSetups.cmake
index 59e2d2f2881c6..445a4865fc1a6 100644
--- a/cMake/FreeCAD_Helpers/CompilerChecksAndSetups.cmake
+++ b/cMake/FreeCAD_Helpers/CompilerChecksAndSetups.cmake
@@ -73,7 +73,7 @@ macro(CompilerChecksAndSetups)
             endif()
         else(BUILD_DYNAMIC_LINK_PYTHON)
             if(CMAKE_COMPILER_IS_CLANGXX)
-                set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-undefined,dynamic_lookup")
+                set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--undefined,dynamic_lookup")
             endif()
         endif(BUILD_DYNAMIC_LINK_PYTHON)
     endif(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANGXX)
diff --git a/src/Mod/Path/libarea/CMakeLists.txt b/src/Mod/Path/libarea/CMakeLists.txt
index 62118bc7a06d8..cbaf37b54e9dd 100644
--- a/src/Mod/Path/libarea/CMakeLists.txt
+++ b/src/Mod/Path/libarea/CMakeLists.txt
@@ -163,7 +163,7 @@ target_link_libraries(area area-native ${area_LIBS} ${area_native_LIBS})
 # TODO why CMAKE_SHARED_LINKER_FLAGS is not used here?
 # This is a dirty workaround!
 if(NOT BUILD_DYNAMIC_LINK_PYTHON AND CMAKE_COMPILER_IS_CLANGXX)
-    target_link_libraries(area "-Wl,-undefined,dynamic_lookup")
+    target_link_libraries(area "-Wl,--undefined,dynamic_lookup")
 endif()
 
 SET_BIN_DIR(area area /Mod/Path)