[Bug rtl-optimization/64164] [4.9/5/6 Regression] one more stack slot used due to one less inlining level

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64164

--- Comment #42 from David Edelsohn <dje at gcc dot gnu.org> ---
Created attachment 35743
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35743&action=edit
PPC64LE Linux Testcase