[Bug middle-end/78809] Inline strcmp with small constant strings

[qinzhao at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78809

--- Comment #36 from qinzhao at gcc dot gnu.org ---
the 3rd part (the last part) of this PR was checked into GCC 9 today as:

https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=262636