Fix compiler warning.

rust-lang/rust#59159
danieldk · May 29, 2019 · b61ce0e · b61ce0e
1 parent 7af7b4b
commit b61ce0e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/graph.rs b/src/graph.rs
@@ -487,7 +487,8 @@ impl<'a> DepGraphMut<'a> {
         {
             Some(edge) => {
                 let head = edge.source().index();
-                let weight = self.inner.remove_edge(edge.id());
+                let edge_id = edge.id();
+                let weight = self.inner.remove_edge(edge_id);
                 Some(DepTriple::new(head, weight.unwrap().1, dependent))
             }
             None => None,