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, 40 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/map_clone.stderr b/src/tools/clippy/tests/ui/map_clone.stderr
new file mode 100644
index 000000000..d84a5bf8d
--- /dev/null
+++ b/src/tools/clippy/tests/ui/map_clone.stderr
@@ -0,0 +1,40 @@
+error: you are using an explicit closure for copying elements
+  --> $DIR/map_clone.rs:11:22
+   |
+LL |     let _: Vec<i8> = vec![5_i8; 6].iter().map(|x| *x).collect();
+   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `vec![5_i8; 6].iter().copied()`
+   |
+   = note: `-D clippy::map-clone` implied by `-D warnings`
+
+error: you are using an explicit closure for cloning elements
+  --> $DIR/map_clone.rs:12:26
+   |
+LL |     let _: Vec<String> = vec![String::new()].iter().map(|x| x.clone()).collect();
+   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `vec![String::new()].iter().cloned()`
+
+error: you are using an explicit closure for copying elements
+  --> $DIR/map_clone.rs:13:23
+   |
+LL |     let _: Vec<u32> = vec![42, 43].iter().map(|&x| x).collect();
+   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `vec![42, 43].iter().copied()`
+
+error: you are using an explicit closure for copying elements
+  --> $DIR/map_clone.rs:15:26
+   |
+LL |     let _: Option<u64> = Some(&16).map(|b| *b);
+   |                          ^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `Some(&16).copied()`
+
+error: you are using an explicit closure for copying elements
+  --> $DIR/map_clone.rs:16:25
+   |
+LL |     let _: Option<u8> = Some(&1).map(|x| x.clone());
+   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `Some(&1).copied()`
+
+error: you are needlessly cloning iterator elements
+  --> $DIR/map_clone.rs:27:29
+   |
+LL |     let _ = std::env::args().map(|v| v.clone());
+   |                             ^^^^^^^^^^^^^^^^^^^ help: remove the `map` call
+
+error: aborting due to 6 previous errors
+