https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77729

--- Comment #9 from Julian Andres Klode <j...@jak-linux.org> ---
(In reply to Andrew Pinski from comment #8)
> This looks like missing removal of casts.
> 
> Note in C, char_var|32 is really the same as ((int)char_var)|32

Well. The loads of the byte are already zero-extend loads. The current code is
like saying:

   (int) ((int)char|32)

:)

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