From 484152d562f6babaacb3fae08cc5f70ee550e9ee Mon Sep 17 00:00:00 2001
From: Maybe Waffle <waffle.lapkin@gmail.com>
Date: Thu, 15 Feb 2024 19:54:37 +0000
Subject: Support tail calls in mir via `TerminatorKind::TailCall`

---
 compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs  | 1 +
 compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs | 2 ++
 2 files changed, 3 insertions(+)

(limited to 'compiler/rustc_mir_dataflow/src/impls')

diff --git a/compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs b/compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs
index 706bb796349..574da949b0e 100644
--- a/compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs
+++ b/compiler/rustc_mir_dataflow/src/impls/borrowed_locals.rs
@@ -145,6 +145,7 @@ where
             | TerminatorKind::InlineAsm { .. }
             | TerminatorKind::UnwindResume
             | TerminatorKind::Return
+            | TerminatorKind::TailCall { .. }
             | TerminatorKind::SwitchInt { .. }
             | TerminatorKind::Unreachable
             | TerminatorKind::Yield { .. } => {}
diff --git a/compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs b/compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs
index 29169c31263..f850a710277 100644
--- a/compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs
+++ b/compiler/rustc_mir_dataflow/src/impls/storage_liveness.rs
@@ -288,6 +288,7 @@ impl<'tcx> crate::GenKillAnalysis<'tcx> for MaybeRequiresStorage<'_, 'tcx> {
             | TerminatorKind::Goto { .. }
             | TerminatorKind::UnwindResume
             | TerminatorKind::Return
+            | TerminatorKind::TailCall { .. }
             | TerminatorKind::SwitchInt { .. }
             | TerminatorKind::Unreachable => {}
         }
@@ -325,6 +326,7 @@ impl<'tcx> crate::GenKillAnalysis<'tcx> for MaybeRequiresStorage<'_, 'tcx> {
             | TerminatorKind::Goto { .. }
             | TerminatorKind::UnwindResume
             | TerminatorKind::Return
+            | TerminatorKind::TailCall { .. }
             | TerminatorKind::SwitchInt { .. }
             | TerminatorKind::Unreachable => {}
         }
-- 
cgit 1.4.1-3-g733a5