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>
---
 tests/ui/unsized/unsized3.rs | 50 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 tests/ui/unsized/unsized3.rs

(limited to 'tests/ui/unsized/unsized3.rs')

diff --git a/tests/ui/unsized/unsized3.rs b/tests/ui/unsized/unsized3.rs
new file mode 100644
index 000000000..af76aca2c
--- /dev/null
+++ b/tests/ui/unsized/unsized3.rs
@@ -0,0 +1,50 @@
+// Test sized-ness checking in substitution within fn bodies..
+
+use std::marker;
+
+// Unbounded.
+fn f1<X: ?Sized>(x: &X) {
+    f2::<X>(x);
+    //~^ ERROR the size for values of type
+}
+fn f2<X>(x: &X) {
+}
+
+// Bounded.
+trait T {
+    fn foo(&self) { }
+}
+fn f3<X: ?Sized + T>(x: &X) {
+    f4::<X>(x);
+    //~^ ERROR the size for values of type
+}
+fn f4<X: T>(x: &X) {
+}
+
+fn f5<Y>(x: &Y) {}
+fn f6<X: ?Sized>(x: &X) {}
+
+// Test with unsized struct.
+struct S<X: ?Sized> {
+    x: X,
+}
+
+fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
+    f5(x1);
+    //~^ ERROR the size for values of type
+    f6(x2); // ok
+}
+
+// Test some tuples.
+fn f9<X: ?Sized>(x1: Box<S<X>>) {
+    f5(&(*x1, 34));
+    //~^ ERROR the size for values of type
+}
+
+fn f10<X: ?Sized>(x1: Box<S<X>>) {
+    f5(&(32, *x1));
+    //~^ ERROR the size for values of type
+    //~| ERROR the size for values of type
+}
+
+pub fn main() {}
-- 
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