[Bug tree-optimization/105495] `__atomic_compare_exchange` prevents tail-call optimization

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105495

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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          Component|middle-end                  |tree-optimization

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I wonder if we could add some access attribute such that the 2nd argument of
__atomic_compare_exchange_4 is marked as read only ...