From 796bd4b1417f8799418f0109f9fec5a9755a5681 Mon Sep 17 00:00:00 2001
From: Tom Stellard <tstellar@redhat.com>
Date: Tue, 11 Aug 2020 07:55:18 -0700
Subject: [PATCH] libcxx: Remove monorepo requirement

---
 libcxx/CMakeLists.txt | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
index f37d729a8a1..a6ea8e09d8c 100644
--- a/libcxx/CMakeLists.txt
+++ b/libcxx/CMakeLists.txt
@@ -1,10 +1,3 @@
-# See https://libcxx.llvm.org/docs/BuildingLibcxx.html for instructions on how
-# to build libcxx with CMake.
-
-if (NOT IS_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/../libcxxabi")
-  message(FATAL_ERROR "libc++ now requires being built in a monorepo layout with libcxxabi available")
-endif()
-
 #===============================================================================
 # Setup Project
 #===============================================================================
@@ -36,8 +29,6 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR OR LIBCXX_STANDALONE_BUIL
   set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
   set(PACKAGE_BUGREPORT "llvm-bugs@lists.llvm.org")
 
-  # Find the LLVM sources and simulate LLVM CMake options.
-  include(HandleOutOfTreeLLVM)
 endif()
 
 if (LIBCXX_STANDALONE_BUILD)
-- 
2.18.1