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Set tainted errors bit before emitting coerce suggestions.

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This commit is contained in:
Luqman Aden 2022-08-07 22:41:40 -07:00
parent 93ab13b4e8
commit fb8636fc48
1 changed files with 4 additions and 0 deletions
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4
compiler/rustc_typeck/src/check/coercion.rs
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@ -1479,6 +1479,10 @@ impl<'tcx, 'exprs, E: AsCoercionSite> CoerceMany<'tcx, 'exprs, E> {
} }
} }
Err(coercion_error) => { Err(coercion_error) => {
// Mark that we've failed to coerce the types here to suppress
// any superfluous errors we might encounter while trying to
// emit or provide suggestions on how to fix the initial error.
fcx.set_tainted_by_errors();
let (expected, found) = if label_expression_as_expected { let (expected, found) = if label_expression_as_expected {
// In the case where this is a "forced unit", like // In the case where this is a "forced unit", like
// `break`, we want to call the `()` "expected" // `break`, we want to call the `()` "expected"