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Fix comment for get_region_var_origins

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Nilstrieb 2023-06-06 18:50:38 +00:00
parent e4106065bf
commit 0e01088f07
1 changed files with 5 additions and 5 deletions
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10
compiler/rustc_infer/src/infer/mod.rs
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@ -1195,15 +1195,15 @@ impl<'tcx> InferCtxt<'tcx> {
.var_origin(vid) .var_origin(vid)
} }
/// Takes ownership of the list of variable regions. This implies /// Clone the list of variable regions. This is used only during NLL processing
/// that all the region constraints have already been taken, and /// to put the set of region variables into the NLL region context.
/// hence that `resolve_regions_and_report_errors` can never be
/// called. This is used only during NLL processing to "hand off" ownership
/// of the set of region variables into the NLL region context.
pub fn get_region_var_origins(&self) -> VarInfos { pub fn get_region_var_origins(&self) -> VarInfos {
let mut inner = self.inner.borrow_mut(); let mut inner = self.inner.borrow_mut();
let (var_infos, data) = inner let (var_infos, data) = inner
.region_constraint_storage .region_constraint_storage
// We clone instead of taking because borrowck still wants to use
// the inference context after calling this for diagnostics
// and the new trait solver.
.clone() .clone()
.expect("regions already resolved") .expect("regions already resolved")
.with_log(&mut inner.undo_log) .with_log(&mut inner.undo_log)