From f6f814957796a8d2f1e9fe143652c870805d40ea Mon Sep 17 00:00:00 2001
From: inquisitivecrystal
 <22333129+inquisitivecrystal@users.noreply.github.com>
Date: Thu, 6 Jan 2022 13:31:28 -0800
Subject: [PATCH] Add `#[track_caller]` to `mirbug`

---
 compiler/rustc_borrowck/src/type_check/mod.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/rustc_borrowck/src/type_check/mod.rs b/compiler/rustc_borrowck/src/type_check/mod.rs
index 1f745f977d4c4..87b0a887d1cc4 100644
--- a/compiler/rustc_borrowck/src/type_check/mod.rs
+++ b/compiler/rustc_borrowck/src/type_check/mod.rs
@@ -312,6 +312,7 @@ fn translate_outlives_facts(typeck: &mut TypeChecker<'_, '_>) {
     }
 }
 
+#[track_caller]
 fn mirbug(tcx: TyCtxt<'_>, span: Span, msg: &str) {
     // We sometimes see MIR failures (notably predicate failures) due to
     // the fact that we check rvalue sized predicates here. So use `delay_span_bug`