Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 19 insertions, 0 deletions

diff --git a/tests/ui/unboxed-closures/unboxed-closure-no-cyclic-sig.stderr b/tests/ui/unboxed-closures/unboxed-closure-no-cyclic-sig.stderr
new file mode 100644
index 000000000..6d5dbca05
--- /dev/null
+++ b/tests/ui/unboxed-closures/unboxed-closure-no-cyclic-sig.stderr
@@ -0,0 +1,19 @@
+error[E0644]: closure/generator type that references itself
+  --> $DIR/unboxed-closure-no-cyclic-sig.rs:8:7
+   |
+LL |     g(|_| {  });
+   |       ^^^ cyclic type of infinite size
+   |
+   = note: closures cannot capture themselves or take themselves as argument;
+           this error may be the result of a recent compiler bug-fix,
+           see issue #46062 <https://github.com/rust-lang/rust/issues/46062>
+           for more information
+note: required by a bound in `g`
+  --> $DIR/unboxed-closure-no-cyclic-sig.rs:5:24
+   |
+LL | fn g<F>(_: F) where F: FnOnce(Option<F>) {}
+   |                        ^^^^^^^^^^^^^^^^^ required by this bound in `g`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0644`.