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Add unsized_fn_params feature

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Santiago Pastorino 2020-10-16 17:46:59 -03:00
parent 2a71e45411
commit 708fc3b1a2
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46 changed files with 165 additions and 86 deletions
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4
compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs
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@ -1845,9 +1845,9 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> {
err.note("all function arguments must have a statically known size");
}
if tcx.sess.opts.unstable_features.is_nightly_build()
&& !self.tcx.features().unsized_locals
&& !self.tcx.features().unsized_fn_params
{
err.help("unsized locals are gated as an unstable feature");
err.help("unsized fn params are gated as an unstable feature");
}
}
ObligationCauseCode::SizedReturnType => {