From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:03 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/closures/issue-78720.stderr | 53 ++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 tests/ui/closures/issue-78720.stderr

(limited to 'tests/ui/closures/issue-78720.stderr')

diff --git a/tests/ui/closures/issue-78720.stderr b/tests/ui/closures/issue-78720.stderr
new file mode 100644
index 000000000..1e860d32b
--- /dev/null
+++ b/tests/ui/closures/issue-78720.stderr
@@ -0,0 +1,53 @@
+error: at least one trait must be specified
+  --> $DIR/issue-78720.rs:1:16
+   |
+LL | fn server() -> impl {
+   |                ^^^^
+
+error[E0412]: cannot find type `F` in this scope
+  --> $DIR/issue-78720.rs:13:12
+   |
+LL |     _func: F,
+   |            ^
+  --> $SRC_DIR/core/src/ops/function.rs:LL:COL
+   |
+   = note: similarly named trait `Fn` defined here
+   |
+help: a trait with a similar name exists
+   |
+LL |     _func: Fn,
+   |            ~~
+help: you might be missing a type parameter
+   |
+LL | struct Map2<Segment2, F> {
+   |                     +++
+
+error[E0308]: mismatched types
+  --> $DIR/issue-78720.rs:7:39
+   |
+LL |     fn map2<F>(self, f: F) -> Map2<F> {}
+   |                                       ^^ expected struct `Map2`, found `()`
+   |
+   = note: expected struct `Map2<F>`
+           found unit type `()`
+
+error[E0277]: the size for values of type `Self` cannot be known at compilation time
+  --> $DIR/issue-78720.rs:7:16
+   |
+LL |     fn map2<F>(self, f: F) -> Map2<F> {}
+   |                ^^^^ doesn't have a size known at compile-time
+   |
+   = help: unsized fn params are gated as an unstable feature
+help: consider further restricting `Self`
+   |
+LL |     fn map2<F>(self, f: F) -> Map2<F> where Self: Sized {}
+   |                                       +++++++++++++++++
+help: function arguments must have a statically known size, borrowed types always have a known size
+   |
+LL |     fn map2<F>(&self, f: F) -> Map2<F> {}
+   |                +
+
+error: aborting due to 4 previous errors
+
+Some errors have detailed explanations: E0277, E0308, E0412.
+For more information about an error, try `rustc --explain E0277`.
-- 
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