diff --git a/compiler-rt/CMakeLists.txt b/compiler-rt/CMakeLists.txt
--- a/compiler-rt/CMakeLists.txt
+++ b/compiler-rt/CMakeLists.txt
@@ -79,7 +79,9 @@
   set(CMAKE_CXX_STANDARD_REQUIRED YES)
   set(CMAKE_CXX_EXTENSIONS NO)
 
-  load_llvm_config()
+  if (NOT LLVM_RUNTIMES_BUILD)
+    load_llvm_config()
+  endif()
   if (TARGET intrinsics_gen)
     # Loading the llvm config causes this target to be imported so place it
     # under the appropriate folder in an IDE.
diff --git a/compiler-rt/lib/builtins/CMakeLists.txt b/compiler-rt/lib/builtins/CMakeLists.txt
--- a/compiler-rt/lib/builtins/CMakeLists.txt
+++ b/compiler-rt/lib/builtins/CMakeLists.txt
@@ -25,7 +25,9 @@
   include(base-config-ix)
   include(CompilerRTUtils)
 
-  load_llvm_config()
+  if (NOT LLVM_RUNTIMES_BUILD)
+    load_llvm_config()
+  endif()
   construct_compiler_rt_default_triple()
 
   include(SetPlatformToolchainTools)
diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt
--- a/runtimes/CMakeLists.txt
+++ b/runtimes/CMakeLists.txt
@@ -54,6 +54,7 @@
 endif()
 if (NOT LLVM_FOUND)
   set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
+  set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
   set(LLVM_LIBRARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/lib)
 endif()