diff --git a/llvm/lib/DebugInfo/PDB/CMakeLists.txt
 b/llvm/lib/DebugInfo/PDB/CMakeLists.txt
--- a/llvm/lib/DebugInfo/PDB/CMakeLists.txt
+++ b/llvm/lib/DebugInfo/PDB/CMakeLists.txt
@@ -6,7 +6,12 @@
 if(LLVM_ENABLE_DIA_SDK)
   include_directories(${MSVC_DIA_SDK_DIR}/include)
   set(LIBPDB_LINK_FOLDERS "${MSVC_DIA_SDK_DIR}\\lib")
-  if (CMAKE_SIZEOF_VOID_P EQUAL 8)
+
+  if ("$ENV{VSCMD_ARG_TGT_ARCH}" STREQUAL "arm64")
+    set(LIBPDB_LINK_FOLDERS "${LIBPDB_LINK_FOLDERS}\\arm64")
+  elseif ("$ENV{VSCMD_ARG_TGT_ARCH}" STREQUAL "arm")
+    set(LIBPDB_LINK_FOLDERS "${LIBPDB_LINK_FOLDERS}\\arm")
+  elseif (CMAKE_SIZEOF_VOID_P EQUAL 8)
     set(LIBPDB_LINK_FOLDERS "${LIBPDB_LINK_FOLDERS}\\amd64")
   endif()
   file(TO_CMAKE_PATH "${LIBPDB_LINK_FOLDERS}\\diaguids.lib" LIBPDB_ADDITIONAL_LIBRARIES)