[Bug tree-optimization/121165] false positive Warray-bounds while building openmpt with -O3 -fsanitize=undefined

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121165
Bug 121165 depends on bug 121168, which changed state.

Bug 121168 Summary: missed optimization with ubsan at -O3 due to phiprop not 
working with UBSAN_NULL
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121168

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