[issue42899] Is it legal to eliminate tests of a value, when that test has no effect on control flow?

[Mark Shannon]

Mark Shannon <mark at hotpy.org> added the comment:

> How do we know `x` is falsey without calling `bool()` on it?

We don't, but in `if x: pass`, it doesn't matter.
Discounting side-effects in __bool__, the code does nothing regardless of the value of `x`.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue42899>
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