[Bug target/84908] retpoline weirdness: 7.3.0-1 and 4.8.5-16: with -fPIC: R_X86_64_PC32 against undefined symbol `__x86_indirect_thunk_rax'

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84908

--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 43685
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43685&action=edit
Kernel patch for 4.16-rc5