[Bug target/78176] [MIPS] miscompiles ldxc1 with large pointers on 32-bits

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78176

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I think this code is undefined if you have wrapping pointers. No pointer should
ever be above INT_MAX in user space on mips32 due to the memory layout on
MIPS32.