34 lines
770 B
Rust
34 lines
770 B
Rust
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// NOTE: This test doesn't actually require `fulldeps`
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// so we could instead use it as an `ui` test.
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//
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// Considering that all other `internal-lints` are tested here
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// this seems like the cleaner solution though.
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#![feature(rustc_attrs)]
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#![deny(rustc::ty_pass_by_reference)]
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#![allow(unused)]
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#[rustc_diagnostic_item = "TyCtxt"]
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struct TyCtxt<'tcx> {
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inner: &'tcx (),
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}
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impl<'tcx> TyCtxt<'tcx> {
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fn by_value(self) {} // OK
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fn by_ref(&self) {} //~ ERROR passing `TyCtxt<'tcx>` by reference
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}
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struct TyS<'tcx> {
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inner: &'tcx (),
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}
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#[rustc_diagnostic_item = "Ty"]
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type Ty<'tcx> = &'tcx TyS<'tcx>;
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impl<'tcx> TyS<'tcx> {
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fn by_value(self: Ty<'tcx>) {}
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fn by_ref(self: &Ty<'tcx>) {} //~ ERROR passing `Ty<'tcx>` by reference
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}
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fn main() {}
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