From 6ee7e35287e106b1ee9d276111692ebfc050ca81 Mon Sep 17 00:00:00 2001
From: lcnr <rust@lcnr.de>
Date: Wed, 8 Jun 2022 10:46:52 +0200
Subject: [PATCH] bye `BorrowckMode`

---
 compiler/rustc_session/src/config.rs | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/compiler/rustc_session/src/config.rs b/compiler/rustc_session/src/config.rs
index 5190cd44936..cabaf321f80 100644
--- a/compiler/rustc_session/src/config.rs
+++ b/compiler/rustc_session/src/config.rs
@@ -547,23 +547,6 @@ pub enum PrintRequest {
     LinkArgs,
 }
 
-#[derive(Copy, Clone)]
-pub enum BorrowckMode {
-    Mir,
-    Migrate,
-}
-
-impl BorrowckMode {
-    /// Returns whether we should run the MIR-based borrow check, but also fall back
-    /// on the AST borrow check if the MIR-based one errors.
-    pub fn migrate(self) -> bool {
-        match self {
-            BorrowckMode::Mir => false,
-            BorrowckMode::Migrate => true,
-        }
-    }
-}
-
 pub enum Input {
     /// Load source code from a file.
     File(PathBuf),