32 lines
699 B
Rust
32 lines
699 B
Rust
// This test is a copy of `ui/nll/issue-46589.rs` which fails in NLL but succeeds in Polonius.
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// As we can't have a test here which conditionally passes depending on a test
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// revision/compile-flags. We ensure here that it passes in Polonius mode.
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//@ check-pass
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//@ compile-flags: -Z polonius
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struct Foo;
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impl Foo {
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fn get_self(&mut self) -> Option<&mut Self> {
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Some(self)
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}
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fn new_self(&mut self) -> &mut Self {
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self
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}
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fn trigger_bug(&mut self) {
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let other = &mut (&mut *self);
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*other = match (*other).get_self() {
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Some(s) => s,
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None => (*other).new_self()
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};
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let c = other;
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}
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}
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fn main() {}
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