[Bug middle-end/108789] __builtin_(add|mul)_overflow methods generate duplicate operations if both operands are const

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108789

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

           What    |Removed                     |Added
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          Component|c                           |middle-end

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The middle-end is not adding a SAVE_EXPR in the const case which causes the
duplication which is not optimized back.