From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../defaults/const-param-as-default-value.rs        | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 tests/ui/const-generics/defaults/const-param-as-default-value.rs

(limited to 'tests/ui/const-generics/defaults/const-param-as-default-value.rs')

diff --git a/tests/ui/const-generics/defaults/const-param-as-default-value.rs b/tests/ui/const-generics/defaults/const-param-as-default-value.rs
new file mode 100644
index 000000000..c1c955d87
--- /dev/null
+++ b/tests/ui/const-generics/defaults/const-param-as-default-value.rs
@@ -0,0 +1,21 @@
+// run-pass
+struct Foo<const N: usize, const M: usize = N>([u8; N], [u8; M]);
+
+fn foo<const N: usize>() -> Foo<N> {
+    let x = [0; N];
+    Foo(x, x)
+}
+
+// To check that we actually apply the correct substs for const param defaults.
+fn concrete_foo() -> Foo<13> {
+    Foo(Default::default(), Default::default())
+}
+
+
+fn main() {
+    let val = foo::<13>();
+    assert_eq!(val.0, val.1);
+
+    let val = concrete_foo();
+    assert_eq!(val.0, val.1);
+}
-- 
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