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Rollup merge of #91462 - b-naber:use-try-normalize-erasing-regions, r=jackh726

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Use try_normalize_erasing_regions in needs_drop

Fixes https://github.com/rust-lang/rust/issues/81199

r? ``@jackh726``
This commit is contained in:
Matthias Krüger 2021-12-03 06:24:17 +01:00 • committed by GitHub
commit f056f0d1b4
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4 changed files with 60 additions and 4 deletions
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6
compiler/rustc_ty_utils/src/needs_drop.rs
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@ -147,8 +147,10 @@ where
Ok(tys) => tys,
};
for required_ty in tys {
let required =
tcx.normalize_erasing_regions(self.param_env, required_ty);
let required = tcx
.try_normalize_erasing_regions(self.param_env, required_ty)
.unwrap_or(required_ty);
queue_type(self, required);
}
}