[Bug target/70333] [5 Regression] Test miscompiled with -O0.

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70333
Bug 70333 depends on bug 70450, which changed state.

Bug 70450 Summary: [6 Regression] Wrong code with -O0 and -O1.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70450

           What    |Removed                     |Added
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             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED