Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt
+++ CMakeLists.txt
@@ -343,6 +343,8 @@
 
 option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
 
+option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
+
 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
 
 option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)
Index: cmake/config-ix.cmake
===================================================================
--- cmake/config-ix.cmake
+++ cmake/config-ix.cmake
@@ -119,8 +119,10 @@
     set(HAVE_LIBZ 0)
   endif()
   # Skip libedit if using ASan as it contains memory leaks.
-  if (HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*")
+  if (LLVM_ENABLE_LIBEDIT AND HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*")
     check_library_exists(edit el_init "" HAVE_LIBEDIT)
+  else()
+    set(HAVE_LIBEDIT 0)
   endif()
   if(LLVM_ENABLE_TERMINFO)
     set(HAVE_TERMINFO 0)