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| author | lcnr <rust@lcnr.de> | 2023-04-12 10:31:41 +0200 |
|---|---|---|
| committer | lcnr <rust@lcnr.de> | 2023-04-12 10:55:14 +0200 |
| commit | cc82ccb145f2056854b499d5033be1a06ddfa29c (patch) | |
| tree | 2bcc83b49f538e41b32503ff9a552bd1f4b784ad /compiler/rustc_infer/src/traits/engine.rs | |
| parent | a19adefa0e5aca0aabca2430530577ee140e4efa (diff) | |
| download | rust-cc82ccb145f2056854b499d5033be1a06ddfa29c.tar.gz rust-cc82ccb145f2056854b499d5033be1a06ddfa29c.zip | |
`#[must_use]` for fns returning a list of errors
Diffstat (limited to 'compiler/rustc_infer/src/traits/engine.rs')
| -rw-r--r-- | compiler/rustc_infer/src/traits/engine.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_infer/src/traits/engine.rs b/compiler/rustc_infer/src/traits/engine.rs index f75344f20b6..a188bb23882 100644 --- a/compiler/rustc_infer/src/traits/engine.rs +++ b/compiler/rustc_infer/src/traits/engine.rs @@ -36,6 +36,7 @@ pub trait TraitEngine<'tcx>: 'tcx { obligation: PredicateObligation<'tcx>, ); + #[must_use] fn select_where_possible(&mut self, infcx: &InferCtxt<'tcx>) -> Vec<FulfillmentError<'tcx>>; fn collect_remaining_errors(&mut self) -> Vec<FulfillmentError<'tcx>>; @@ -58,6 +59,7 @@ pub trait TraitEngineExt<'tcx> { obligations: impl IntoIterator<Item = PredicateObligation<'tcx>>, ); + #[must_use] fn select_all_or_error(&mut self, infcx: &InferCtxt<'tcx>) -> Vec<FulfillmentError<'tcx>>; } |