Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 24 insertions, 0 deletions

diff --git a/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr b/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr
new file mode 100644
index 000000000..2b8fec86c
--- /dev/null
+++ b/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr
@@ -0,0 +1,24 @@
+error[E0106]: missing lifetime specifier
+  --> $DIR/unboxed-closure-sugar-lifetime-elision.rs:26:39
+   |
+LL |     let _: dyn Foo(&isize, &usize) -> &usize;
+   |                    ------  ------     ^ expected named lifetime parameter
+   |
+   = help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from argument 1 or argument 2
+   = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
+help: consider making the bound lifetime-generic with a new `'a` lifetime
+   |
+LL |     let _: dyn for<'a> Foo(&'a isize, &'a usize) -> &'a usize;
+   |                +++++++      ++         ++            ++
+help: consider introducing a named lifetime parameter
+   |
+LL ~ fn main<'a>() {
+LL |     eq::< dyn for<'a> Foo<(&'a isize,), Output=&'a isize>,
+ ...
+LL | 
+LL ~     let _: dyn Foo(&'a isize, &'a usize) -> &'a usize;
+   |
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0106`.