[Bug target/67770] [4.9/5/6 Regression] i386: -fshrink-wrap can interact badly with trampolines

[bernds at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67770

--- Comment #3 from Bernd Schmidt <bernds at gcc dot gnu.org> ---
Shrink-wrapping is disabled if !HAVE_simple_return. So the predicate for that
pattern should detect that condition.