Merging upstream version 1.66.0+dfsg1.

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

2 files changed, 39 insertions, 0 deletions

diff --git a/src/test/ui/unresolved/unresolved-candidates.rs b/src/test/ui/unresolved/unresolved-candidates.rs
new file mode 100644
index 000000000..38b227f60
--- /dev/null
+++ b/src/test/ui/unresolved/unresolved-candidates.rs
@@ -0,0 +1,13 @@
+mod a {
+    pub trait Trait {}
+}
+
+mod b {
+    use Trait; //~ ERROR unresolved import `Trait`
+}
+
+mod c {
+    impl Trait for () {} //~ ERROR cannot find trait `Trait` in this scope
+}
+
+fn main() {}
diff --git a/src/test/ui/unresolved/unresolved-candidates.stderr b/src/test/ui/unresolved/unresolved-candidates.stderr
new file mode 100644
index 000000000..bbd3eec2a
--- /dev/null
+++ b/src/test/ui/unresolved/unresolved-candidates.stderr
@@ -0,0 +1,26 @@
+error[E0432]: unresolved import `Trait`
+  --> $DIR/unresolved-candidates.rs:6:9
+   |
+LL |     use Trait;
+   |         ^^^^^ no `Trait` in the root
+   |
+help: consider importing this trait instead
+   |
+LL |     use a::Trait;
+   |         ~~~~~~~~~
+
+error[E0405]: cannot find trait `Trait` in this scope
+  --> $DIR/unresolved-candidates.rs:10:10
+   |
+LL |     impl Trait for () {}
+   |          ^^^^^ not found in this scope
+   |
+help: consider importing this trait
+   |
+LL |     use a::Trait;
+   |
+
+error: aborting due to 2 previous errors
+
+Some errors have detailed explanations: E0405, E0432.
+For more information about an error, try `rustc --explain E0405`.