diff options
| -rw-r--r-- | src/librustc_mir/borrow_check/nll/region_infer/mod.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/librustc_mir/borrow_check/nll/region_infer/mod.rs b/src/librustc_mir/borrow_check/nll/region_infer/mod.rs index c1518b28dab..c926c7432bb 100644 --- a/src/librustc_mir/borrow_check/nll/region_infer/mod.rs +++ b/src/librustc_mir/borrow_check/nll/region_infer/mod.rs @@ -208,6 +208,9 @@ impl<'tcx> RegionInferenceContext<'tcx> { } /// Indicates that the region variable `v` is live at the point `point`. + /// + /// Returns `true` if this constraint is new and `false` is the + /// constraint was already present. pub(super) fn add_live_point(&mut self, v: RegionVid, point: Location) -> bool { debug!("add_live_point({:?}, {:?})", v, point); assert!(self.inferred_values.is_none(), "values already inferred"); |