Index: lldb/cmake/modules/AddLLDB.cmake
===================================================================
--- lldb/cmake/modules/AddLLDB.cmake
+++ lldb/cmake/modules/AddLLDB.cmake
@@ -243,6 +243,15 @@
     COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:${name}> ${copy_dest}
     COMMENT "Copy ${name} to ${copy_dest}"
   )
+
+  # Create a target to remove the target again before the install phase. We
+  # intentionally use remove_directory because the target can be a directory
+  # and it's harmless for files.
+  add_custom_target(${name}-cleanup
+    COMMAND ${CMAKE_COMMAND} -E remove_directory ${copy_dest}
+    COMMENT "Removing ${name} from LLDB.framework")
+  add_dependencies(lldb-framework-cleanup
+    ${name}-cleanup)
 endfunction()
 
 # Add extra install steps for dSYM creation and stripping for the given target.
Index: lldb/cmake/modules/LLDBConfig.cmake
===================================================================
--- lldb/cmake/modules/LLDBConfig.cmake
+++ lldb/cmake/modules/LLDBConfig.cmake
@@ -101,6 +101,13 @@
   # Essentially, emit the framework's dSYM outside of the framework directory.
   set(LLDB_DEBUGINFO_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin CACHE STRING
       "Directory to emit dSYM files stripped from executables and libraries (Darwin Only)")
+
+  # Custom target to remove the tools (binaries) that were copied into
+  # LLDB.framework in the build tree. These binaries need to be removed because
+  # otherwise they're copied as part of the install phase of the framework
+  # without getting their RPATHs fixed up.
+  add_custom_target(lldb-framework-cleanup
+    COMMENT "Cleaning up build-tree frameworks in preparation for install")
 endif()
 
 if(APPLE AND CMAKE_GENERATOR STREQUAL Xcode)