Update prebuilt Clang to r365631c1 from Android.

The version we had was segfaulting.

Bug: 132420445
Change-Id: Icb45a6fe0b4e2166f7895e669df1157cec9fb4e0
diff --git a/linux-x64/clang/lib64/cmake/llvm/UseLibtool.cmake b/linux-x64/clang/lib64/cmake/llvm/UseLibtool.cmake
new file mode 100644
index 0000000..38d197d
--- /dev/null
+++ b/linux-x64/clang/lib64/cmake/llvm/UseLibtool.cmake
@@ -0,0 +1,50 @@
+# if CMAKE_LIBTOOL is not set, try and find it with xcrun or find_program
+if(NOT CMAKE_LIBTOOL)
+  if(NOT CMAKE_XCRUN)
+    find_program(CMAKE_XCRUN NAMES xcrun)
+  endif()
+  if(CMAKE_XCRUN)
+    execute_process(COMMAND ${CMAKE_XCRUN} -find libtool
+      OUTPUT_VARIABLE CMAKE_LIBTOOL
+      OUTPUT_STRIP_TRAILING_WHITESPACE)
+  endif()
+
+  if(NOT CMAKE_LIBTOOL OR NOT EXISTS CMAKE_LIBTOOL)
+    find_program(CMAKE_LIBTOOL NAMES libtool)
+  endif()
+endif()
+
+get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)
+if(CMAKE_LIBTOOL)
+  set(CMAKE_LIBTOOL ${CMAKE_LIBTOOL} CACHE PATH "libtool executable")
+  message(STATUS "Found libtool - ${CMAKE_LIBTOOL}")
+
+  execute_process(COMMAND ${CMAKE_LIBTOOL} -V
+    OUTPUT_VARIABLE LIBTOOL_V_OUTPUT
+    OUTPUT_STRIP_TRAILING_WHITESPACE)
+  if("${LIBTOOL_V_OUTPUT}" MATCHES ".*cctools-([0-9.]+).*")
+    string(REGEX REPLACE ".*cctools-([0-9.]+).*" "\\1" LIBTOOL_VERSION
+      ${LIBTOOL_V_OUTPUT})
+    if(NOT LIBTOOL_VERSION VERSION_LESS "862")
+      set(LIBTOOL_NO_WARNING_FLAG "-no_warning_for_no_symbols")
+    endif()
+  endif()
+
+  foreach(lang ${languages})
+    set(CMAKE_${lang}_CREATE_STATIC_LIBRARY
+      "\"${CMAKE_LIBTOOL}\" -static ${LIBTOOL_NO_WARNING_FLAG} -o <TARGET> <LINK_FLAGS> <OBJECTS>")
+  endforeach()
+endif()
+
+# If DYLD_LIBRARY_PATH is set we need to set it on archiver commands
+if(DYLD_LIBRARY_PATH)
+  set(dyld_envar "DYLD_LIBRARY_PATH=${DYLD_LIBRARY_PATH}")
+  foreach(lang ${languages})
+    foreach(cmd ${CMAKE_${lang}_CREATE_STATIC_LIBRARY})
+      list(APPEND CMAKE_${lang}_CREATE_STATIC_LIBRARY_NEW
+           "${dyld_envar} ${cmd}")
+    endforeach()
+    set(CMAKE_${lang}_CREATE_STATIC_LIBRARY
+      ${CMAKE_${lang}_CREATE_STATIC_LIBRARY_NEW})
+  endforeach()
+endif()