Skip to content

Don't loop if there are no pending obligations #144475

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Don't loop if there are no pending obligations #144475

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions compiler/rustc_trait_selection/src/solve/fulfill.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -118,6 +118,10 @@ impl<'tcx> ObligationStorage<'tcx> {
);
})
}

fn num_pending(&self) -> usize {
self.pending.len()
}
}

impl<'tcx, E: 'tcx> FulfillmentCtxt<'tcx, E> {
Expand Down Expand Up @@ -181,6 +185,9 @@ where

fn select_where_possible(&mut self, infcx: &InferCtxt<'tcx>) -> Vec<E> {
assert_eq!(self.usable_in_snapshot, infcx.num_open_snapshots());
if self.obligations.num_pending() == 0 {
return vec![];
}
let mut errors = Vec::new();
loop {
let mut any_changed = false;
Expand Down
Loading