From 606a31f46a066ba0d85c1915145703ae7b9d802b Mon Sep 17 00:00:00 2001
From: Dylan MacKenzie <ecstaticmorse@gmail.com>
Date: Thu, 29 Aug 2019 20:47:45 -0700
Subject: [PATCH] Add a getter for the current state to `DataflowResultsCursor`

---
 src/librustc_mir/dataflow/mod.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/librustc_mir/dataflow/mod.rs b/src/librustc_mir/dataflow/mod.rs
index 7fe2a890a537..c9da51233d47 100644
--- a/src/librustc_mir/dataflow/mod.rs
+++ b/src/librustc_mir/dataflow/mod.rs
@@ -453,6 +453,10 @@ where
     {
         self.flow_state.each_gen_bit(f)
     }
+
+    pub fn get(&self) -> &BitSet<BD::Idx> {
+        self.flow_state.as_dense()
+    }
 }
 
 pub fn state_for_location<'tcx, T: BitDenotation<'tcx>>(loc: Location,