[Bug ada/80117] Standard'Word_Size is wrong for aarch64 ILP32

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80117
Bug 80117 depends on bug 80146, which changed state.

Bug 80146 Summary: [7 regression] ICE in copy_to_mode_reg, at explow.c:612
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80146

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