[Bug debug/80423] [7 Regression] GC related -fcompare-debug failure

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80423

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
MEM_KEEP_ALIAS_SET_P (x)
In mem expressions, 1 if we should keep the alias set for this mem unchanged
when we access a component. Set to 1, for example, when we are already in a
non-addressable component of an aggregate. Stored in the jump field and printed
as ‘/j’.