diff --git a/llvm/cmake/modules/GetLibraryName.cmake b/llvm/cmake/modules/GetLibraryName.cmake
deleted file mode 100644
--- a/llvm/cmake/modules/GetLibraryName.cmake
+++ /dev/null
@@ -1,17 +0,0 @@
-# Returns library name for a given path.
-function(get_library_name path name)
-  get_filename_component(path ${path} NAME)
-  set(prefixes ${CMAKE_FIND_LIBRARY_PREFIXES})
-  set(suffixes ${CMAKE_FIND_LIBRARY_SUFFIXES})
-  list(FILTER prefixes EXCLUDE REGEX "^\\s*$")
-  list(FILTER suffixes EXCLUDE REGEX "^\\s*$")
-  if(prefixes)
-    string(REPLACE ";" "|" prefixes "${prefixes}")
-    string(REGEX REPLACE "^(${prefixes})" "" path ${path})
-  endif()
-  if(suffixes)
-    string(REPLACE ";" "|" suffixes "${suffixes}")
-    string(REGEX REPLACE "(${suffixes})$" "" path ${path})
-  endif()
-  set(${name} "${path}" PARENT_SCOPE)
-endfunction()
diff --git a/llvm/lib/Support/CMakeLists.txt b/llvm/lib/Support/CMakeLists.txt
--- a/llvm/lib/Support/CMakeLists.txt
+++ b/llvm/lib/Support/CMakeLists.txt
@@ -301,7 +301,6 @@
   if(NOT zlib_library)
     get_property(zlib_library TARGET ZLIB::ZLIB PROPERTY LOCATION)
   endif()
-  get_library_name(${zlib_library} zlib_library)
   set(llvm_system_libs ${llvm_system_libs} "${zlib_library}")
 endif()
 
@@ -314,7 +313,6 @@
   if(NOT zstd_library)
     get_property(zstd_library TARGET ${zstd_target} PROPERTY LOCATION)
   endif()
-  get_library_name(${zstd_library} zstd_library)
   set(llvm_system_libs ${llvm_system_libs} "${zstd_library}")
 endif()
 
@@ -322,7 +320,6 @@
   if(NOT terminfo_library)
     get_property(terminfo_library TARGET Terminfo::terminfo PROPERTY LOCATION)
   endif()
-  get_library_name(${terminfo_library} terminfo_library)
   set(llvm_system_libs ${llvm_system_libs} "${terminfo_library}")
 endif()
 
diff --git a/llvm/lib/WindowsManifest/CMakeLists.txt b/llvm/lib/WindowsManifest/CMakeLists.txt
--- a/llvm/lib/WindowsManifest/CMakeLists.txt
+++ b/llvm/lib/WindowsManifest/CMakeLists.txt
@@ -29,6 +29,5 @@
   if(NOT libxml2_library)
     get_property(libxml2_library TARGET LibXml2::LibXml2 PROPERTY LOCATION)
   endif()
-  get_library_name(${libxml2_library} libxml2_library)
   set_property(TARGET LLVMWindowsManifest PROPERTY LLVM_SYSTEM_LIBS ${libxml2_library})
 endif()