Index: libcxx/src/CMakeLists.txt
--- libcxx/src/CMakeLists.txt.orig
+++ libcxx/src/CMakeLists.txt
@@ -350,7 +350,7 @@ endif()
 set_target_properties(cxx_experimental
   PROPERTIES
     COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
-    OUTPUT_NAME   "c++experimental"
+    OUTPUT_NAME   "${LIBCXX_SHARED_OUTPUT_NAME}experimental"
 )
 cxx_add_common_build_flags(cxx_experimental)
 target_compile_options(cxx_experimental PUBLIC -D_LIBCPP_ENABLE_EXPERIMENTAL)
