[llvm] 9efbb67 - [CMake] Add /winsysroot to lld-link when LLVM_WINSYSROOT is specified

[Arthur Eubanks via llvm-commits]

Author: Arthur Eubanks
Date: 2023-07-05T09:58:48-07:00
New Revision: 9efbb67939bd00b5ed60adc37baa01501c637c36

URL: https://github.com/llvm/llvm-project/commit/9efbb67939bd00b5ed60adc37baa01501c637c36
DIFF: https://github.com/llvm/llvm-project/commit/9efbb67939bd00b5ed60adc37baa01501c637c36.diff

LOG: [CMake] Add /winsysroot to lld-link when LLVM_WINSYSROOT is specified

So that the linker can find libraries in the winsysroot.

Reviewed By: hans, rnk

Differential Revision: https://reviews.llvm.org/D151946

Added: 
    

Modified: 
    llvm/cmake/modules/HandleLLVMOptions.cmake

Removed: 
    


################################################################################
diff  --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
index df487423bf2c12..365c8b962d42eb 100644
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -494,6 +494,11 @@ if( MSVC )
       message(ERROR "LLVM_WINSYSROOT requires clang-cl")
     endif()
     append("/winsysroot${LLVM_WINSYSROOT}" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+    if (LINKER_IS_LLD_LINK)
+      append("/winsysroot:${LLVM_WINSYSROOT}"
+          CMAKE_EXE_LINKER_FLAGS CMAKE_MODULE_LINKER_FLAGS
+          CMAKE_SHARED_LINKER_FLAGS)
+    endif()
   endif()
 
   if (LLVM_ENABLE_WERROR)