From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/lint/dead-code/anon-const-in-pat.rs | 45 +++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/test/ui/lint/dead-code/anon-const-in-pat.rs

(limited to 'src/test/ui/lint/dead-code/anon-const-in-pat.rs')

diff --git a/src/test/ui/lint/dead-code/anon-const-in-pat.rs b/src/test/ui/lint/dead-code/anon-const-in-pat.rs
new file mode 100644
index 000000000..d3e39c0de
--- /dev/null
+++ b/src/test/ui/lint/dead-code/anon-const-in-pat.rs
@@ -0,0 +1,45 @@
+// check-pass
+#![feature(inline_const_pat)]
+#![allow(incomplete_features)]
+#![deny(dead_code)]
+
+const fn one() -> i32 {
+    1
+}
+
+const fn two() -> i32 {
+    2
+}
+
+const fn three() -> i32 {
+    3
+}
+
+fn inline_const() {
+    // rust-lang/rust#78171: dead_code lint triggers even though function is used in const pattern
+    match 1 {
+        const { one() } => {}
+        _ => {}
+    }
+}
+
+fn inline_const_range() {
+    match 1 {
+        1 ..= const { two() } => {}
+        _ => {}
+    }
+}
+
+struct S<const C: i32>;
+
+fn const_generic_arg() {
+    match S::<3> {
+        S::<{three()}> => {}
+    }
+}
+
+fn main() {
+    inline_const();
+    inline_const_range();
+    const_generic_arg();
+}
-- 
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