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Refuse downgrading NLL errors on Rust 2015.

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This commit is contained in:
Mazdak Farrokhzad 2019-09-06 11:41:57 +02:00
parent a5bc0f0e3f
commit ece6f833df
1 changed files with 2 additions and 4 deletions
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6
src/librustc_mir/borrow_check/mod.rs
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@ -259,10 +259,8 @@ fn do_mir_borrowck<'a, 'tcx>(
move_error_reported: BTreeMap::new(),
uninitialized_error_reported: Default::default(),
errors_buffer,
// Only downgrade errors on Rust 2015 and refuse to do so on Rust 2018.
// FIXME(Centril): In Rust 1.40.0, refuse doing so on 2015 as well and
// proceed to throwing out the migration infrastructure.
disable_error_downgrading: body.span.rust_2018(),
// FIXME(Centril): throw out the migration infrastructure.
disable_error_downgrading: true,
nonlexical_regioncx: regioncx,
used_mut: Default::default(),
used_mut_upvars: SmallVec::new(),