Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

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

1 files changed, 28 insertions, 0 deletions

diff --git a/src/test/ui/associated-type-bounds/elision.stderr b/src/test/ui/associated-type-bounds/elision.stderr
new file mode 100644
index 000000000..ea3024627
--- /dev/null
+++ b/src/test/ui/associated-type-bounds/elision.stderr
@@ -0,0 +1,28 @@
+error[E0106]: missing lifetime specifier
+  --> $DIR/elision.rs:5:70
+   |
+LL | fn f(x: &mut dyn Iterator<Item: Iterator<Item = &'_ ()>>) -> Option<&'_ ()> { x.next() }
+   |         ------------------------------------------------             ^^ expected named lifetime parameter
+   |
+   = help: this function's return type contains a borrowed value, but the signature does not say which one of `x`'s 2 lifetimes it is borrowed from
+help: consider introducing a named lifetime parameter
+   |
+LL | fn f<'a>(x: &'a mut dyn Iterator<Item: Iterator<Item = &'a ()>>) -> Option<&'a ()> { x.next() }
+   |     ++++     ++                                         ~~                  ~~
+
+error[E0308]: mismatched types
+  --> $DIR/elision.rs:5:79
+   |
+LL | fn f(x: &mut dyn Iterator<Item: Iterator<Item = &'_ ()>>) -> Option<&'_ ()> { x.next() }
+   |                           -----------------------------      --------------   ^^^^^^^^ expected `&()`, found type parameter `impl Iterator<Item = &'_ ()>`
+   |                           |                                  |
+   |                           |                                  expected `Option<&'static ()>` because of return type
+   |                           this type parameter
+   |
+   = note: expected enum `Option<&'static ()>`
+              found enum `Option<impl Iterator<Item = &'_ ()>>`
+
+error: aborting due to 2 previous errors
+
+Some errors have detailed explanations: E0106, E0308.
+For more information about an error, try `rustc --explain E0106`.