Index: llvm/trunk/cmake/modules/LLVMExternalProjectUtils.cmake
===================================================================
--- llvm/trunk/cmake/modules/LLVMExternalProjectUtils.cmake
+++ llvm/trunk/cmake/modules/LLVMExternalProjectUtils.cmake
@@ -221,7 +221,7 @@
   endif()
 
   if(NOT ARG_NO_INSTALL)
-    install(CODE "execute_process\(COMMAND \${CMAKE_COMMAND} -DCMAKE_INSTALL_PREFIX=\${CMAKE_INSTALL_PREFIX} -P ${BINARY_DIR}/cmake_install.cmake \)"
+    install(CODE "execute_process\(COMMAND \${CMAKE_COMMAND} -DCMAKE_INSTALL_PREFIX=\${CMAKE_INSTALL_PREFIX} -DCMAKE_INSTALL_DO_STRIP=\${CMAKE_INSTALL_DO_STRIP} -P ${BINARY_DIR}/cmake_install.cmake\)"
       COMPONENT ${name})
 
     add_llvm_install_targets(install-${name}