diff -up llvm-3.8.0rc2.src/CMakeLists.txt.fixinc llvm-3.8.0rc2.src/CMakeLists.txt

--- llvm-3.8.0rc2.src/CMakeLists.txt.fixinc	2016-01-14 05:03:44.000000000 +1000

+++ llvm-3.8.0rc2.src/CMakeLists.txt	2016-02-26 10:21:44.477295728 +1000

@@ -192,6 +192,7 @@ else()

 endif()

 # Each of them corresponds to llvm-config's.

+#

 set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir

 set(LLVM_LIBRARY_DIR      ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir

 set(LLVM_MAIN_SRC_DIR     ${CMAKE_CURRENT_SOURCE_DIR}  ) # --src-root

@@ -558,6 +559,11 @@ set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LL

 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )

 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )

+if(INCLUDE_INSTALL_DIR)

+else()

+set(INCLUDE_INSTALL_DIR ${CMAKE_INSTALL_PREFIX}/include)

+endif()

+

 set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)

 if (APPLE)

   set(CMAKE_INSTALL_NAME_DIR "@rpath")

@@ -728,7 +734,7 @@ add_subdirectory(cmake/modules)

 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)

   install(DIRECTORY include/llvm include/llvm-c

-    DESTINATION include

+    DESTINATION "${INCLUDE_INSTALL_DIR}"

     COMPONENT llvm-headers

     FILES_MATCHING

     PATTERN "*.def"

@@ -740,7 +746,7 @@ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)

     )

   install(DIRECTORY ${LLVM_INCLUDE_DIR}/llvm

-    DESTINATION include

+    DESTINATION "${INCLUDE_INSTALL_DIR}"

     COMPONENT llvm-headers

     FILES_MATCHING

     PATTERN "*.def"