[Bug c/66425] (void) cast doesn't suppress __attribute__((warn_unused_result))

[sch...@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66425

--- Comment #13 from Andreas Schwab <sch...@linux-m68k.org> ---
> I don't really see why the trouble making the mental connection from the
> void cast with the coder's intent do discard that result. Could it mean
> anything else really?

The C language doesn't define any such meaning.  The cast is redundant as far
as the standard is concerned.