From 62d526bd81472fe46609dbfdb1f968361b94e582 Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Wed, 12 Aug 2015 06:36:19 +0000
Subject: Fix CMake error whet llvm-config reports a non-existent source
 directory.

llvm-svn: 244717
---
 libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake')

diff --git a/libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake b/libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake
index bf629a927cf..53adb0638c7 100644
--- a/libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake
+++ b/libcxx/cmake/Modules/HandleOutOfTreeLLVM.cmake
@@ -42,11 +42,15 @@ macro(find_llvm_parts)
   endif()
 
   if (NOT EXISTS ${LLVM_MAIN_SRC_DIR})
-    message(FATAL_ERROR "Not found: ${LLVM_MAIN_SRC_DIR}")
+    set(LLVM_FOUND OFF)
+    message(WARNING "Not found: ${LLVM_MAIN_SRC_DIR}")
+    return()
   endif()
 
   if(NOT EXISTS ${LLVM_CMAKE_PATH})
-    message(FATAL_ERROR "Not found: ${LLVM_CMAKE_PATH}")
+    set(LLVM_FOUND OFF)
+    message(WARNING "Not found: ${LLVM_CMAKE_PATH}")
+    return()
   endif()
 
   list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}")
-- 
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