[Bug target/80706] [7/8 Regression] peephole2 uses uninitialized stack variables on i686

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80706

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
The #c5 patch obviously doesn't help here, because the testcase triggers the
last of these 4 peephole2s.  But #c7 works.