summaryrefslogtreecommitdiff
path: root/src/tools/clippy/tests/ui/drop_forget_copy.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/tools/clippy/tests/ui/drop_forget_copy.rs')
-rw-r--r--src/tools/clippy/tests/ui/drop_forget_copy.rs86
1 files changed, 0 insertions, 86 deletions
diff --git a/src/tools/clippy/tests/ui/drop_forget_copy.rs b/src/tools/clippy/tests/ui/drop_forget_copy.rs
deleted file mode 100644
index a7276dd59f4..00000000000
--- a/src/tools/clippy/tests/ui/drop_forget_copy.rs
+++ /dev/null
@@ -1,86 +0,0 @@
-#![warn(clippy::drop_copy, clippy::forget_copy)]
-#![allow(clippy::toplevel_ref_arg, clippy::drop_ref, clippy::forget_ref, unused_mut)]
-
-use std::mem::{drop, forget};
-use std::vec::Vec;
-
-#[derive(Copy, Clone)]
-struct SomeStruct;
-
-struct AnotherStruct {
- x: u8,
- y: u8,
- z: Vec<u8>,
-}
-
-impl Clone for AnotherStruct {
- fn clone(&self) -> AnotherStruct {
- AnotherStruct {
- x: self.x,
- y: self.y,
- z: self.z.clone(),
- }
- }
-}
-
-fn main() {
- let s1 = SomeStruct {};
- let s2 = s1;
- let s3 = &s1;
- let mut s4 = s1;
- let ref s5 = s1;
-
- drop(s1);
- drop(s2);
- drop(s3);
- drop(s4);
- drop(s5);
-
- forget(s1);
- forget(s2);
- forget(s3);
- forget(s4);
- forget(s5);
-
- let a1 = AnotherStruct {
- x: 255,
- y: 0,
- z: vec![1, 2, 3],
- };
- let a2 = &a1;
- let mut a3 = a1.clone();
- let ref a4 = a1;
- let a5 = a1.clone();
-
- drop(a2);
- drop(a3);
- drop(a4);
- drop(a5);
-
- forget(a2);
- let a3 = &a1;
- forget(a3);
- forget(a4);
- let a5 = a1.clone();
- forget(a5);
-}
-
-#[allow(unused)]
-#[allow(clippy::unit_cmp)]
-fn issue9482(x: u8) {
- fn println_and<T>(t: T) -> T {
- println!("foo");
- t
- }
-
- match x {
- 0 => drop(println_and(12)), // Don't lint (copy type), we only care about side-effects
- 1 => drop(println_and(String::new())), // Don't lint (no copy type), we only care about side-effects
- 2 => {
- drop(println_and(13)); // Lint, even if we only care about the side-effect, it's already in a block
- },
- 3 if drop(println_and(14)) == () => (), // Lint, idiomatic use is only in body of `Arm`
- 4 => drop(2), // Lint, not a fn/method call
- _ => (),
- }
-}