[Bug tree-optimization/79327] [7 Regression] wrong code at -O2 and -fprintf-return-value

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79327

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Variant patch: https://gcc.gnu.org/ml/gcc-patches/2017-02/msg00156.html