From dc0db358abe19481e475e10c32149b53370f1a1c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 30 May 2024 05:57:31 +0200
Subject: Merging upstream version 1.72.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../infer-placeholder-in-non-suggestable-pos.rs      | 10 ++++++++++
 .../infer-placeholder-in-non-suggestable-pos.stderr  |  9 +++++++++
 tests/ui/associated-consts/issue-110933.rs           | 20 ++++++++++++++++++++
 3 files changed, 39 insertions(+)
 create mode 100644 tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.rs
 create mode 100644 tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.stderr
 create mode 100644 tests/ui/associated-consts/issue-110933.rs

(limited to 'tests/ui/associated-consts')

diff --git a/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.rs b/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.rs
new file mode 100644
index 000000000..40896c32e
--- /dev/null
+++ b/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.rs
@@ -0,0 +1,10 @@
+trait Trait {
+    const ASSOC: i32;
+}
+
+impl Trait for () {
+    const ASSOC: &dyn Fn(_) = 1i32;
+    //~^ ERROR the placeholder `_` is not allowed within types on item signatures for associated constants
+}
+
+fn main() {}
diff --git a/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.stderr b/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.stderr
new file mode 100644
index 000000000..993a08fab
--- /dev/null
+++ b/tests/ui/associated-consts/infer-placeholder-in-non-suggestable-pos.stderr
@@ -0,0 +1,9 @@
+error[E0121]: the placeholder `_` is not allowed within types on item signatures for associated constants
+  --> $DIR/infer-placeholder-in-non-suggestable-pos.rs:6:26
+   |
+LL |     const ASSOC: &dyn Fn(_) = 1i32;
+   |                          ^ not allowed in type signatures
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0121`.
diff --git a/tests/ui/associated-consts/issue-110933.rs b/tests/ui/associated-consts/issue-110933.rs
new file mode 100644
index 000000000..aa4882ae5
--- /dev/null
+++ b/tests/ui/associated-consts/issue-110933.rs
@@ -0,0 +1,20 @@
+// check-pass
+
+#![feature(associated_const_equality)]
+
+pub trait Trait {
+    const ASSOC: usize;
+}
+
+pub fn foo<
+    T: Trait<
+        ASSOC = {
+                    let a = 10_usize;
+                    let b: &'_ usize = &a;
+                    *b
+                },
+    >,
+>() {
+}
+
+fn main() {}
-- 
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