[llvm] 1f0e0da - [CMake] update Apple undefined symbol link flag from suppress (#116113)

[via llvm-commits]

Author: Greg Roth
Date: 2024-11-13T16:44:54-08:00
New Revision: 1f0e0da3af783fd2bb5e23bc2b97141abac68926

URL: https://github.com/llvm/llvm-project/commit/1f0e0da3af783fd2bb5e23bc2b97141abac68926
DIFF: https://github.com/llvm/llvm-project/commit/1f0e0da3af783fd2bb5e23bc2b97141abac68926.diff

LOG: [CMake] update Apple undefined symbol link flag from suppress (#116113)

the -undefined suppress option for Apple's linker is deprecated and was
producing multiple warnings. This updates it to dynamic_lookup, which
has much the same effect, but avoids these deprecation warnings.

Added: 
    

Modified: 
    llvm/cmake/modules/HandleLLVMOptions.cmake

Removed: 
    


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diff  --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
index 0112850928fae6..f19125eb6bf273 100644
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -251,7 +251,7 @@ endif()
 
 if(APPLE)
   # Darwin-specific linker flags for loadable modules.
-  set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
+  set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-flat_namespace -Wl,-undefined -Wl,dynamic_lookup")
 endif()
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")