[Bug rtl-optimization/98863] WRF with LTO consumes a lot of memory in split2 pass

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98863
Bug 98863 depends on bug 80930, which changed state.

Bug 80930 Summary: REE pass causes high memory usage via df_mir_alloc() with 
ASAN+UBSAN turned on
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80930

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |DUPLICATE