Move /src/test to /tests

56 files changed, 0 insertions, 1735 deletions

diff --git a/src/test/ui/lint/dead-code/alias-in-pat.rs b/src/test/ui/lint/dead-code/alias-in-pat.rs
deleted file mode 100644
index 69d455f3b60..00000000000
--- a/src/test/ui/lint/dead-code/alias-in-pat.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-// run-pass
-
-#![deny(dead_code)]
-
-fn main() {
-    struct Foo<T> { x: T }
-    type Bar = Foo<u32>;
-    let spam = |Bar { x }| x != 0;
-    println!("{}", spam(Foo { x: 10 }));
-}
diff --git a/src/test/ui/lint/dead-code/anon-const-in-pat.rs b/src/test/ui/lint/dead-code/anon-const-in-pat.rs
deleted file mode 100644
index d3e39c0de69..00000000000
--- a/src/test/ui/lint/dead-code/anon-const-in-pat.rs
+++ /dev/null
@@ -1,45 +0,0 @@
-// check-pass
-#![feature(inline_const_pat)]
-#![allow(incomplete_features)]
-#![deny(dead_code)]
-
-const fn one() -> i32 {
-    1
-}
-
-const fn two() -> i32 {
-    2
-}
-
-const fn three() -> i32 {
-    3
-}
-
-fn inline_const() {
-    // rust-lang/rust#78171: dead_code lint triggers even though function is used in const pattern
-    match 1 {
-        const { one() } => {}
-        _ => {}
-    }
-}
-
-fn inline_const_range() {
-    match 1 {
-        1 ..= const { two() } => {}
-        _ => {}
-    }
-}
-
-struct S<const C: i32>;
-
-fn const_generic_arg() {
-    match S::<3> {
-        S::<{three()}> => {}
-    }
-}
-
-fn main() {
-    inline_const();
-    inline_const_range();
-    const_generic_arg();
-}
diff --git a/src/test/ui/lint/dead-code/associated-type.rs b/src/test/ui/lint/dead-code/associated-type.rs
deleted file mode 100644
index 1cf66e75a95..00000000000
--- a/src/test/ui/lint/dead-code/associated-type.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-// run-pass
-
-#![deny(dead_code)]
-
-trait Foo {
-    type Bar;
-}
-
-struct Used;
-
-struct Ex;
-
-impl Foo for Ex {
-    type Bar = Used;
-}
-
-pub fn main() {
-    let _x = Ex;
-}
diff --git a/src/test/ui/lint/dead-code/basic.rs b/src/test/ui/lint/dead-code/basic.rs
deleted file mode 100644
index 3b8ffd58cb5..00000000000
--- a/src/test/ui/lint/dead-code/basic.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-#![deny(dead_code)]
-#![allow(unreachable_code)]
-
-fn foo() { //~ ERROR function `foo` is never used
-
-    // none of these should have any dead_code exposed to the user
-    panic!();
-
-    panic!("foo");
-
-    panic!("bar {}", "baz")
-}
-
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/basic.stderr b/src/test/ui/lint/dead-code/basic.stderr
deleted file mode 100644
index 7d068cead44..00000000000
--- a/src/test/ui/lint/dead-code/basic.stderr
+++ /dev/null
@@ -1,14 +0,0 @@
-error: function `foo` is never used
-  --> $DIR/basic.rs:4:4
-   |
-LL | fn foo() {
-   |    ^^^
-   |
-note: the lint level is defined here
-  --> $DIR/basic.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/closure-bang.rs b/src/test/ui/lint/dead-code/closure-bang.rs
deleted file mode 100644
index 8e8636b1180..00000000000
--- a/src/test/ui/lint/dead-code/closure-bang.rs
+++ /dev/null
@@ -1,9 +0,0 @@
-// ignore-test FIXME(#20574)
-
-#![deny(unreachable_code)]
-
-fn main() {
-    let x = || panic!();
-    x();
-    println!("Foo bar"); //~ ERROR: unreachable statement
-}
diff --git a/src/test/ui/lint/dead-code/const-and-self.rs b/src/test/ui/lint/dead-code/const-and-self.rs
deleted file mode 100644
index 5c96e4d0ecb..00000000000
--- a/src/test/ui/lint/dead-code/const-and-self.rs
+++ /dev/null
@@ -1,54 +0,0 @@
-// check-pass
-
-#![warn(dead_code)]
-
-const TLC: usize = 4;
-
-trait Tr { fn doit(&self); }
-
-impl Tr for [usize; TLC] {
-    fn doit(&self) {
-        println!("called 4");
-    }
-}
-
-struct X;
-struct Y;
-struct Z;
-
-trait Foo<T> {
-    type Ty;
-    fn foo() -> Self::Ty;
-}
-
-impl Foo<Y> for X {
-    type Ty = Z;
-    fn foo() -> Self::Ty {
-        unimplemented!()
-    }
-}
-
-enum E {
-    A,
-    B, //~ WARN variants `B` and `C` are never constructed
-    C,
-}
-
-type F = E;
-
-impl E {
-    fn check(&self) -> bool {
-        match self {
-            Self::A => true,
-            Self::B => false,
-            F::C => false,
-        }
-    }
-}
-
-fn main() {
-    let s = [0,1,2,3];
-    s.doit();
-    X::foo();
-    E::A.check();
-}
diff --git a/src/test/ui/lint/dead-code/const-and-self.stderr b/src/test/ui/lint/dead-code/const-and-self.stderr
deleted file mode 100644
index 9d1d7d6ecde..00000000000
--- a/src/test/ui/lint/dead-code/const-and-self.stderr
+++ /dev/null
@@ -1,19 +0,0 @@
-warning: variants `B` and `C` are never constructed
-  --> $DIR/const-and-self.rs:33:5
-   |
-LL | enum E {
-   |      - variants in this enum
-LL |     A,
-LL |     B,
-   |     ^
-LL |     C,
-   |     ^
-   |
-note: the lint level is defined here
-  --> $DIR/const-and-self.rs:3:9
-   |
-LL | #![warn(dead_code)]
-   |         ^^^^^^^^^
-
-warning: 1 warning emitted
-
diff --git a/src/test/ui/lint/dead-code/empty-unused-enum.rs b/src/test/ui/lint/dead-code/empty-unused-enum.rs
deleted file mode 100644
index 864501e9495..00000000000
--- a/src/test/ui/lint/dead-code/empty-unused-enum.rs
+++ /dev/null
@@ -1,5 +0,0 @@
-#![deny(unused)]
-
-enum E {} //~ ERROR enum `E` is never used
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/empty-unused-enum.stderr b/src/test/ui/lint/dead-code/empty-unused-enum.stderr
deleted file mode 100644
index 6391f0941c8..00000000000
--- a/src/test/ui/lint/dead-code/empty-unused-enum.stderr
+++ /dev/null
@@ -1,15 +0,0 @@
-error: enum `E` is never used
-  --> $DIR/empty-unused-enum.rs:3:6
-   |
-LL | enum E {}
-   |      ^
-   |
-note: the lint level is defined here
-  --> $DIR/empty-unused-enum.rs:1:9
-   |
-LL | #![deny(unused)]
-   |         ^^^^^^
-   = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/empty-unused-public-enum.rs b/src/test/ui/lint/dead-code/empty-unused-public-enum.rs
deleted file mode 100644
index 15b04496ba7..00000000000
--- a/src/test/ui/lint/dead-code/empty-unused-public-enum.rs
+++ /dev/null
@@ -1,6 +0,0 @@
-// build-pass
-#![deny(unused)]
-
-pub enum E {}
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/enum-variants.rs b/src/test/ui/lint/dead-code/enum-variants.rs
deleted file mode 100644
index 91c97232eed..00000000000
--- a/src/test/ui/lint/dead-code/enum-variants.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-// run-pass
-
-#![deny(dead_code)]
-
-enum Foo {
-    A,
-    B,
-}
-
-pub fn main() {
-    match Foo::A {
-        Foo::A | Foo::B => Foo::B
-    };
-}
diff --git a/src/test/ui/lint/dead-code/impl-trait.rs b/src/test/ui/lint/dead-code/impl-trait.rs
deleted file mode 100644
index 757b8f83ef0..00000000000
--- a/src/test/ui/lint/dead-code/impl-trait.rs
+++ /dev/null
@@ -1,18 +0,0 @@
-#![deny(dead_code)]
-
-trait Trait {
-    type Type;
-}
-
-impl Trait for () {
-    type Type = ();
-}
-
-type Used = ();
-type Unused = (); //~ ERROR type alias `Unused` is never used
-
-fn foo() -> impl Trait<Type = Used> {}
-
-fn main() {
-    foo();
-}
diff --git a/src/test/ui/lint/dead-code/impl-trait.stderr b/src/test/ui/lint/dead-code/impl-trait.stderr
deleted file mode 100644
index e35e13a9ec6..00000000000
--- a/src/test/ui/lint/dead-code/impl-trait.stderr
+++ /dev/null
@@ -1,14 +0,0 @@
-error: type alias `Unused` is never used
-  --> $DIR/impl-trait.rs:12:6
-   |
-LL | type Unused = ();
-   |      ^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/impl-trait.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/issue-68408-false-positive.rs b/src/test/ui/lint/dead-code/issue-68408-false-positive.rs
deleted file mode 100644
index 7ee6b5d7288..00000000000
--- a/src/test/ui/lint/dead-code/issue-68408-false-positive.rs
+++ /dev/null
@@ -1,22 +0,0 @@
-// check-pass
-
-// Make sure we don't have any false positives here.
-
-#![deny(dead_code)]
-
-enum X {
-    A { _a: () },
-    B { _b: () },
-}
-impl X {
-    fn a() -> X {
-        X::A { _a: () }
-    }
-    fn b() -> Self {
-        Self::B { _b: () }
-    }
-}
-
-fn main() {
-    let (_, _) = (X::a(), X::b());
-}
diff --git a/src/test/ui/lint/dead-code/issue-85071-2.rs b/src/test/ui/lint/dead-code/issue-85071-2.rs
deleted file mode 100644
index f0639931c84..00000000000
--- a/src/test/ui/lint/dead-code/issue-85071-2.rs
+++ /dev/null
@@ -1,22 +0,0 @@
-// A slight variation of issue-85071.rs. Here, a method is called instead
-// of a function, and the warning is about an unreachable definition
-// instead of an unreachable expression.
-
-// check-pass
-
-#![warn(unused_variables,unreachable_code)]
-
-enum Foo {}
-
-struct S;
-impl S {
-    fn f(&self) -> Foo {todo!()}
-}
-
-fn main() {
-    let s = S;
-    let x = s.f();
-    //~^ WARNING: unused variable: `x`
-    let _y = x;
-    //~^ WARNING: unreachable definition
-}
diff --git a/src/test/ui/lint/dead-code/issue-85071-2.stderr b/src/test/ui/lint/dead-code/issue-85071-2.stderr
deleted file mode 100644
index 5e963183d09..00000000000
--- a/src/test/ui/lint/dead-code/issue-85071-2.stderr
+++ /dev/null
@@ -1,34 +0,0 @@
-warning: unreachable definition
-  --> $DIR/issue-85071-2.rs:20:9
-   |
-LL |     let x = s.f();
-   |             ----- any code following this expression is unreachable
-LL |
-LL |     let _y = x;
-   |         ^^ unreachable definition
-   |
-note: this expression has type `Foo`, which is uninhabited
-  --> $DIR/issue-85071-2.rs:18:13
-   |
-LL |     let x = s.f();
-   |             ^^^^^
-note: the lint level is defined here
-  --> $DIR/issue-85071-2.rs:7:26
-   |
-LL | #![warn(unused_variables,unreachable_code)]
-   |                          ^^^^^^^^^^^^^^^^
-
-warning: unused variable: `x`
-  --> $DIR/issue-85071-2.rs:18:9
-   |
-LL |     let x = s.f();
-   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
-   |
-note: the lint level is defined here
-  --> $DIR/issue-85071-2.rs:7:9
-   |
-LL | #![warn(unused_variables,unreachable_code)]
-   |         ^^^^^^^^^^^^^^^^
-
-warning: 2 warnings emitted
-
diff --git a/src/test/ui/lint/dead-code/issue-85071.rs b/src/test/ui/lint/dead-code/issue-85071.rs
deleted file mode 100644
index d6969321cad..00000000000
--- a/src/test/ui/lint/dead-code/issue-85071.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-// Checks that an unreachable code warning is emitted when an expression is
-// preceded by an expression with an uninhabited type. Previously, the
-// variable liveness analysis was "smarter" than the reachability analysis
-// in this regard, which led to confusing "unused variable" warnings
-// without an accompanying explanatory "unreachable expression" warning.
-
-// check-pass
-
-#![warn(unused_variables,unreachable_code)]
-
-enum Foo {}
-fn f() -> Foo {todo!()}
-
-fn main() {
-    let x = f();
-    //~^ WARNING: unused variable: `x`
-    let _ = x;
-    //~^ WARNING: unreachable expression
-}
diff --git a/src/test/ui/lint/dead-code/issue-85071.stderr b/src/test/ui/lint/dead-code/issue-85071.stderr
deleted file mode 100644
index 721fb8148d9..00000000000
--- a/src/test/ui/lint/dead-code/issue-85071.stderr
+++ /dev/null
@@ -1,34 +0,0 @@
-warning: unreachable expression
-  --> $DIR/issue-85071.rs:17:13
-   |
-LL |     let x = f();
-   |             --- any code following this expression is unreachable
-LL |
-LL |     let _ = x;
-   |             ^ unreachable expression
-   |
-note: this expression has type `Foo`, which is uninhabited
-  --> $DIR/issue-85071.rs:15:13
-   |
-LL |     let x = f();
-   |             ^^^
-note: the lint level is defined here
-  --> $DIR/issue-85071.rs:9:26
-   |
-LL | #![warn(unused_variables,unreachable_code)]
-   |                          ^^^^^^^^^^^^^^^^
-
-warning: unused variable: `x`
-  --> $DIR/issue-85071.rs:15:9
-   |
-LL |     let x = f();
-   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
-   |
-note: the lint level is defined here
-  --> $DIR/issue-85071.rs:9:9
-   |
-LL | #![warn(unused_variables,unreachable_code)]
-   |         ^^^^^^^^^^^^^^^^
-
-warning: 2 warnings emitted
-
diff --git a/src/test/ui/lint/dead-code/issue-85255.rs b/src/test/ui/lint/dead-code/issue-85255.rs
deleted file mode 100644
index 043f68137b8..00000000000
--- a/src/test/ui/lint/dead-code/issue-85255.rs
+++ /dev/null
@@ -1,50 +0,0 @@
-// Unused `pub` fields in non-`pub` structs should also trigger dead code warnings.
-// check-pass
-
-#![warn(dead_code)]
-
-struct Foo {
-    a: i32, //~ WARNING: fields `a` and `b` are never read
-    pub b: i32,
-}
-
-struct Bar;
-
-impl Bar {
-    fn a(&self) -> i32 { 5 } //~ WARNING: associated function `a` is never used
-    pub fn b(&self) -> i32 { 6 } //~ WARNING: associated function `b` is never used
-}
-
-pub(crate) struct Foo1 {
-    a: i32, //~ WARNING: fields `a` and `b` are never read
-    pub b: i32,
-}
-
-pub(crate) struct Bar1;
-
-impl Bar1 {
-    fn a(&self) -> i32 { 5 } //~ WARNING: associated function `a` is never used
-    pub fn b(&self) -> i32 { 6 } //~ WARNING: associated function `b` is never used
-}
-
-pub(crate) struct Foo2 {
-    a: i32, //~ WARNING: fields `a` and `b` are never read
-    pub b: i32,
-}
-
-pub(crate) struct Bar2;
-
-impl Bar2 {
-    fn a(&self) -> i32 { 5 } //~ WARNING: associated function `a` is never used
-    pub fn b(&self) -> i32 { 6 } //~ WARNING: associated function `b` is never used
-}
-
-
-fn main() {
-    let _ = Foo { a: 1, b: 2 };
-    let _ = Bar;
-    let _ = Foo1 { a: 1, b: 2 };
-    let _ = Bar1;
-    let _ = Foo2 { a: 1, b: 2 };
-    let _ = Bar2;
-}
diff --git a/src/test/ui/lint/dead-code/issue-85255.stderr b/src/test/ui/lint/dead-code/issue-85255.stderr
deleted file mode 100644
index 3497b952fdd..00000000000
--- a/src/test/ui/lint/dead-code/issue-85255.stderr
+++ /dev/null
@@ -1,74 +0,0 @@
-warning: fields `a` and `b` are never read
-  --> $DIR/issue-85255.rs:7:5
-   |
-LL | struct Foo {
-   |        --- fields in this struct
-LL |     a: i32,
-   |     ^
-LL |     pub b: i32,
-   |         ^
-   |
-note: the lint level is defined here
-  --> $DIR/issue-85255.rs:4:9
-   |
-LL | #![warn(dead_code)]
-   |         ^^^^^^^^^
-
-warning: fields `a` and `b` are never read
-  --> $DIR/issue-85255.rs:19:5
-   |
-LL | pub(crate) struct Foo1 {
-   |                   ---- fields in this struct
-LL |     a: i32,
-   |     ^
-LL |     pub b: i32,
-   |         ^
-
-warning: fields `a` and `b` are never read
-  --> $DIR/issue-85255.rs:31:5
-   |
-LL | pub(crate) struct Foo2 {
-   |                   ---- fields in this struct
-LL |     a: i32,
-   |     ^
-LL |     pub b: i32,
-   |         ^
-
-warning: associated function `a` is never used
-  --> $DIR/issue-85255.rs:14:8
-   |
-LL |     fn a(&self) -> i32 { 5 }
-   |        ^
-
-warning: associated function `b` is never used
-  --> $DIR/issue-85255.rs:15:12
-   |
-LL |     pub fn b(&self) -> i32 { 6 }
-   |            ^
-
-warning: associated function `a` is never used
-  --> $DIR/issue-85255.rs:26:8
-   |
-LL |     fn a(&self) -> i32 { 5 }
-   |        ^
-
-warning: associated function `b` is never used
-  --> $DIR/issue-85255.rs:27:12
-   |
-LL |     pub fn b(&self) -> i32 { 6 }
-   |            ^
-
-warning: associated function `a` is never used
-  --> $DIR/issue-85255.rs:38:8
-   |
-LL |     fn a(&self) -> i32 { 5 }
-   |        ^
-
-warning: associated function `b` is never used
-  --> $DIR/issue-85255.rs:39:12
-   |
-LL |     pub fn b(&self) -> i32 { 6 }
-   |            ^
-
-warning: 9 warnings emitted
-
diff --git a/src/test/ui/lint/dead-code/leading-underscore.rs b/src/test/ui/lint/dead-code/leading-underscore.rs
deleted file mode 100644
index d3582961b3e..00000000000
--- a/src/test/ui/lint/dead-code/leading-underscore.rs
+++ /dev/null
@@ -1,31 +0,0 @@
-// run-pass
-// pretty-expanded FIXME #23616
-
-#![deny(dead_code)]
-
-static _X: usize = 0;
-
-fn _foo() {}
-
-struct _Y {
-    _z: usize,
-}
-
-enum _Z {}
-
-impl _Y {
-    fn _bar() {}
-}
-
-type _A = isize;
-
-mod _bar {
-    fn _qux() {}
-}
-
-extern "C" {
-    #[link_name = "abort"]
-    fn _abort() -> !;
-}
-
-pub fn main() {}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-1.rs b/src/test/ui/lint/dead-code/lint-dead-code-1.rs
deleted file mode 100644
index 8f5a4c41ef2..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-1.rs
+++ /dev/null
@@ -1,110 +0,0 @@
-#![no_std]
-#![allow(unused_variables)]
-#![allow(non_camel_case_types)]
-#![allow(non_upper_case_globals)]
-#![deny(dead_code)]
-
-#![crate_type="lib"]
-
-pub use foo2::Bar2;
-
-mod foo {
-    pub struct Bar; //~ ERROR: struct `Bar` is never constructed
-}
-
-mod foo2 {
-    pub struct Bar2;
-}
-
-pub static pub_static: isize = 0;
-static priv_static: isize = 0; //~ ERROR: static `priv_static` is never used
-const used_static: isize = 0;
-pub static used_static2: isize = used_static;
-const USED_STATIC: isize = 0;
-const STATIC_USED_IN_ENUM_DISCRIMINANT: isize = 10;
-
-pub const pub_const: isize = 0;
-const priv_const: isize = 0; //~ ERROR: constant `priv_const` is never used
-const used_const: isize = 0;
-pub const used_const2: isize = used_const;
-const USED_CONST: isize = 1;
-const CONST_USED_IN_ENUM_DISCRIMINANT: isize = 11;
-
-pub type typ = *const UsedStruct4;
-pub struct PubStruct;
-struct PrivStruct; //~ ERROR: struct `PrivStruct` is never constructed
-struct UsedStruct1 {
-    #[allow(dead_code)]
-    x: isize
-}
-struct UsedStruct2(isize);
-struct UsedStruct3;
-pub struct UsedStruct4;
-// this struct is never used directly, but its method is, so we don't want
-// to warn it
-struct SemiUsedStruct;
-impl SemiUsedStruct {
-    fn la_la_la() {}
-}
-struct StructUsedAsField;
-pub struct StructUsedInEnum;
-struct StructUsedInGeneric;
-pub struct PubStruct2 {
-    #[allow(dead_code)]
-    struct_used_as_field: *const StructUsedAsField
-}
-
-pub enum pub_enum { foo1, bar1 }
-pub enum pub_enum2 { a(*const StructUsedInEnum) }
-pub enum pub_enum3 {
-    Foo = STATIC_USED_IN_ENUM_DISCRIMINANT,
-    Bar = CONST_USED_IN_ENUM_DISCRIMINANT,
-}
-
-enum priv_enum { foo2, bar2 } //~ ERROR: enum `priv_enum` is never used
-enum used_enum {
-    foo3,
-    bar3 //~ ERROR variant `bar3` is never constructed
-}
-
-fn f<T>() {}
-
-pub fn pub_fn() {
-    used_fn();
-    let used_struct1 = UsedStruct1 { x: 1 };
-    let used_struct2 = UsedStruct2(1);
-    let used_struct3 = UsedStruct3;
-    let e = used_enum::foo3;
-    SemiUsedStruct::la_la_la();
-
-    let i = 1;
-    match i {
-        USED_STATIC => (),
-        USED_CONST => (),
-        _ => ()
-    }
-    f::<StructUsedInGeneric>();
-}
-fn priv_fn() { //~ ERROR: function `priv_fn` is never used
-    let unused_struct = PrivStruct;
-}
-fn used_fn() {}
-
-fn foo() { //~ ERROR: function `foo` is never used
-    bar();
-    let unused_enum = priv_enum::foo2;
-}
-
-fn bar() { //~ ERROR: function `bar` is never used
-    foo();
-}
-
-fn baz() -> impl Copy { //~ ERROR: function `baz` is never used
-    "I'm unused, too"
-}
-
-// Code with #[allow(dead_code)] should be marked live (and thus anything it
-// calls is marked live)
-#[allow(dead_code)]
-fn g() { h(); }
-fn h() {}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-1.stderr b/src/test/ui/lint/dead-code/lint-dead-code-1.stderr
deleted file mode 100644
index eb728b5b930..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-1.stderr
+++ /dev/null
@@ -1,71 +0,0 @@
-error: static `priv_static` is never used
-  --> $DIR/lint-dead-code-1.rs:20:8
-   |
-LL | static priv_static: isize = 0;
-   |        ^^^^^^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-1.rs:5:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: constant `priv_const` is never used
-  --> $DIR/lint-dead-code-1.rs:27:7
-   |
-LL | const priv_const: isize = 0;
-   |       ^^^^^^^^^^
-
-error: struct `PrivStruct` is never constructed
-  --> $DIR/lint-dead-code-1.rs:35:8
-   |
-LL | struct PrivStruct;
-   |        ^^^^^^^^^^
-
-error: enum `priv_enum` is never used
-  --> $DIR/lint-dead-code-1.rs:64:6
-   |
-LL | enum priv_enum { foo2, bar2 }
-   |      ^^^^^^^^^
-
-error: variant `bar3` is never constructed
-  --> $DIR/lint-dead-code-1.rs:67:5
-   |
-LL | enum used_enum {
-   |      --------- variant in this enum
-LL |     foo3,
-LL |     bar3
-   |     ^^^^
-
-error: function `priv_fn` is never used
-  --> $DIR/lint-dead-code-1.rs:88:4
-   |
-LL | fn priv_fn() {
-   |    ^^^^^^^
-
-error: function `foo` is never used
-  --> $DIR/lint-dead-code-1.rs:93:4
-   |
-LL | fn foo() {
-   |    ^^^
-
-error: function `bar` is never used
-  --> $DIR/lint-dead-code-1.rs:98:4
-   |
-LL | fn bar() {
-   |    ^^^
-
-error: function `baz` is never used
-  --> $DIR/lint-dead-code-1.rs:102:4
-   |
-LL | fn baz() -> impl Copy {
-   |    ^^^
-
-error: struct `Bar` is never constructed
-  --> $DIR/lint-dead-code-1.rs:12:16
-   |
-LL |     pub struct Bar;
-   |                ^^^
-
-error: aborting due to 10 previous errors
-
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-2.rs b/src/test/ui/lint/dead-code/lint-dead-code-2.rs
deleted file mode 100644
index 6bfa4d96f71..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-2.rs
+++ /dev/null
@@ -1,41 +0,0 @@
-#![allow(unused_variables)]
-#![deny(dead_code)]
-#![feature(rustc_attrs, start)]
-
-struct Foo;
-
-trait Bar {
-    fn bar1(&self);
-    fn bar2(&self) {
-        self.bar1();
-    }
-}
-
-impl Bar for Foo {
-    fn bar1(&self) {
-        live_fn();
-    }
-}
-
-fn live_fn() {}
-
-fn dead_fn() {} //~ ERROR: function `dead_fn` is never used
-
-#[rustc_main]
-fn dead_fn2() {} //~ ERROR: function `dead_fn2` is never used
-
-fn used_fn() {}
-
-#[start]
-fn start(_: isize, _: *const *const u8) -> isize {
-    used_fn();
-    let foo = Foo;
-    foo.bar2();
-    0
-}
-
-// this is not main
-fn main() { //~ ERROR: function `main` is never used
-    dead_fn();
-    dead_fn2();
-}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-2.stderr b/src/test/ui/lint/dead-code/lint-dead-code-2.stderr
deleted file mode 100644
index 85af553c986..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-2.stderr
+++ /dev/null
@@ -1,26 +0,0 @@
-error: function `dead_fn` is never used
-  --> $DIR/lint-dead-code-2.rs:22:4
-   |
-LL | fn dead_fn() {}
-   |    ^^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-2.rs:2:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: function `dead_fn2` is never used
-  --> $DIR/lint-dead-code-2.rs:25:4
-   |
-LL | fn dead_fn2() {}
-   |    ^^^^^^^^
-
-error: function `main` is never used
-  --> $DIR/lint-dead-code-2.rs:38:4
-   |
-LL | fn main() {
-   |    ^^^^
-
-error: aborting due to 3 previous errors
-
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-3.rs b/src/test/ui/lint/dead-code/lint-dead-code-3.rs
deleted file mode 100644
index 293fcdbc5ee..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-3.rs
+++ /dev/null
@@ -1,90 +0,0 @@
-#![allow(unused_variables)]
-#![allow(non_camel_case_types)]
-#![allow(clashing_extern_declarations)]
-#![deny(dead_code)]
-
-#![crate_type="lib"]
-
-
-pub use extern_foo as x;
-extern "C" {
-    pub fn extern_foo();
-}
-
-struct Foo; //~ ERROR: struct `Foo` is never constructed
-impl Foo {
-    fn foo(&self) { //~ ERROR: associated function `foo` is never used
-        bar()
-    }
-}
-
-fn bar() { //~ ERROR: function `bar` is never used
-    fn baz() {}
-
-    Foo.foo();
-    baz();
-}
-
-// no warning
-struct Foo2;
-impl Foo2 { fn foo2(&self) { bar2() } }
-fn bar2() {
-    fn baz2() {}
-
-    Foo2.foo2();
-    baz2();
-}
-
-pub fn pub_fn() {
-    let foo2_struct = Foo2;
-    foo2_struct.foo2();
-
-    blah::baz();
-}
-
-mod blah {
-    // not warned because it's used in the parameter of `free` and return of
-    // `malloc` below, which are also used.
-    enum c_void {}
-
-    extern "C" {
-        fn free(p: *const c_void);
-        fn malloc(size: usize) -> *const c_void;
-    }
-
-    pub fn baz() {
-        unsafe { free(malloc(4)); }
-    }
-}
-
-enum c_void {} //~ ERROR: enum `c_void` is never used
-extern "C" {
-    fn free(p: *const c_void); //~ ERROR: function `free` is never used
-}
-
-// Check provided method
-mod inner {
-    pub trait Trait {
-        fn f(&self) { f(); }
-    }
-
-    impl Trait for isize {}
-
-    fn f() {}
-}
-
-fn anon_const() -> [(); {
-    fn blah() {} //~ ERROR: function `blah` is never used
-    1
-}] {
-    [(); {
-        fn blah() {} //~ ERROR: function `blah` is never used
-        1
-    }]
-}
-
-pub fn foo() {
-    let a: &dyn inner::Trait = &1_isize;
-    a.f();
-    anon_const();
-}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-3.stderr b/src/test/ui/lint/dead-code/lint-dead-code-3.stderr
deleted file mode 100644
index 26fc13bae08..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-3.stderr
+++ /dev/null
@@ -1,50 +0,0 @@
-error: struct `Foo` is never constructed
-  --> $DIR/lint-dead-code-3.rs:14:8
-   |
-LL | struct Foo;
-   |        ^^^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-3.rs:4:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: function `bar` is never used
-  --> $DIR/lint-dead-code-3.rs:21:4
-   |
-LL | fn bar() {
-   |    ^^^
-
-error: enum `c_void` is never used
-  --> $DIR/lint-dead-code-3.rs:60:6
-   |
-LL | enum c_void {}
-   |      ^^^^^^
-
-error: function `blah` is never used
-  --> $DIR/lint-dead-code-3.rs:77:8
-   |
-LL |     fn blah() {}
-   |        ^^^^
-
-error: function `blah` is never used
-  --> $DIR/lint-dead-code-3.rs:81:12
-   |
-LL |         fn blah() {}
-   |            ^^^^
-
-error: associated function `foo` is never used
-  --> $DIR/lint-dead-code-3.rs:16:8
-   |
-LL |     fn foo(&self) {
-   |        ^^^
-
-error: function `free` is never used
-  --> $DIR/lint-dead-code-3.rs:62:8
-   |
-LL |     fn free(p: *const c_void);
-   |        ^^^^
-
-error: aborting due to 7 previous errors
-
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-4.rs b/src/test/ui/lint/dead-code/lint-dead-code-4.rs
deleted file mode 100644
index 0fc6c6156fd..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-4.rs
+++ /dev/null
@@ -1,83 +0,0 @@
-#![allow(unused_variables)]
-#![allow(non_camel_case_types)]
-#![deny(dead_code)]
-
-struct Foo {
-    x: usize,
-    b: bool, //~ ERROR: field `b` is never read
-}
-
-fn field_read(f: Foo) -> usize {
-    f.x.pow(2)
-}
-
-enum XYZ {
-    X, //~ ERROR variants `X` and `Y` are never constructed
-    Y {
-        a: String,
-        b: i32,
-        c: i32,
-    },
-    Z
-}
-
-enum ABC { //~ ERROR enum `ABC` is never used
-    A,
-    B {
-        a: String,
-        b: i32,
-        c: i32,
-    },
-    C
-}
-
-// ensure struct variants get warning for their fields
-enum IJK {
-    I, //~ ERROR variants `I` and `K` are never constructed
-    J {
-        a: String,
-        b: i32, //~ ERROR fields `b` and `c` are never read
-        c: i32,
-    },
-    K
-
-}
-
-fn struct_variant_partial_use(b: IJK) -> String {
-    match b {
-        IJK::J { a, b: _, .. } => a,
-        _ => "".to_string()
-    }
-}
-
-fn field_match_in_patterns(b: XYZ) -> String {
-    match b {
-        XYZ::Y { a, b: _, .. } => a,
-        _ => "".to_string()
-    }
-}
-
-struct Bar {
-    x: usize, //~ ERROR: fields `x` and `c` are never read
-    b: bool,
-    c: bool,
-    _guard: ()
-}
-
-#[repr(C)]
-struct Baz {
-    x: u32,
-}
-
-fn field_match_in_let(f: Bar) -> bool {
-    let Bar { b, c: _, .. } = f;
-    b
-}
-
-fn main() {
-    field_read(Foo { x: 1, b: false });
-    field_match_in_patterns(XYZ::Z);
-    struct_variant_partial_use(IJK::J { a: "".into(), b: 1, c: -1 });
-    field_match_in_let(Bar { x: 42, b: true, c: false, _guard: () });
-    let _ = Baz { x: 0 };
-}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-4.stderr b/src/test/ui/lint/dead-code/lint-dead-code-4.stderr
deleted file mode 100644
index 668c1dacf95..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-4.stderr
+++ /dev/null
@@ -1,66 +0,0 @@
-error: field `b` is never read
-  --> $DIR/lint-dead-code-4.rs:7:5
-   |
-LL | struct Foo {
-   |        --- field in this struct
-LL |     x: usize,
-LL |     b: bool,
-   |     ^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-4.rs:3:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: variants `X` and `Y` are never constructed
-  --> $DIR/lint-dead-code-4.rs:15:5
-   |
-LL | enum XYZ {
-   |      --- variants in this enum
-LL |     X,
-   |     ^
-LL |     Y {
-   |     ^
-
-error: enum `ABC` is never used
-  --> $DIR/lint-dead-code-4.rs:24:6
-   |
-LL | enum ABC {
-   |      ^^^
-
-error: fields `b` and `c` are never read
-  --> $DIR/lint-dead-code-4.rs:39:9
-   |
-LL |     J {
-   |     - fields in this variant
-LL |         a: String,
-LL |         b: i32,
-   |         ^
-LL |         c: i32,
-   |         ^
-
-error: variants `I` and `K` are never constructed
-  --> $DIR/lint-dead-code-4.rs:36:5
-   |
-LL | enum IJK {
-   |      --- variants in this enum
-LL |     I,
-   |     ^
-...
-LL |     K
-   |     ^
-
-error: fields `x` and `c` are never read
-  --> $DIR/lint-dead-code-4.rs:61:5
-   |
-LL | struct Bar {
-   |        --- fields in this struct
-LL |     x: usize,
-   |     ^
-LL |     b: bool,
-LL |     c: bool,
-   |     ^
-
-error: aborting due to 6 previous errors
-
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-5.rs b/src/test/ui/lint/dead-code/lint-dead-code-5.rs
deleted file mode 100644
index ed90fb46429..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-5.rs
+++ /dev/null
@@ -1,50 +0,0 @@
-#![allow(unused_variables)]
-#![deny(dead_code)]
-
-enum Enum1 {
-    Variant1(isize),
-    Variant2 //~ ERROR: variant `Variant2` is never constructed
-}
-
-enum Enum2 {
-    Variant3(bool),
-    #[allow(dead_code)]
-    Variant4(isize),
-    Variant5 { _x: isize }, //~ ERROR: variants `Variant5` and `Variant6` are never constructed
-    Variant6(isize),
-    _Variant7,
-    Variant8 { _field: bool },
-    Variant9,
-    Variant10(usize)
-}
-
-impl Enum2 {
-    fn new_variant8() -> Enum2 {
-        Self::Variant8 { _field: true }
-    }
-
-    fn new_variant9() -> Enum2 {
-        Self::Variant9
-    }
-
-    fn new_variant10() -> Enum2 {
-        Self::Variant10(10)
-    }
-}
-
-enum Enum3 { //~ ERROR: enum `Enum3` is never used
-    Variant8,
-    Variant9
-}
-
-fn main() {
-    let v = Enum1::Variant1(1);
-    match v {
-        Enum1::Variant1(_) => (),
-        Enum1::Variant2 => ()
-    }
-    let x = Enum2::Variant3(true);
-    let _ = Enum2::new_variant8();
-    let _ = Enum2::new_variant9();
-    let _ = Enum2::new_variant10();
-}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-5.stderr b/src/test/ui/lint/dead-code/lint-dead-code-5.stderr
deleted file mode 100644
index eaf43e45361..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-5.stderr
+++ /dev/null
@@ -1,34 +0,0 @@
-error: variant `Variant2` is never constructed
-  --> $DIR/lint-dead-code-5.rs:6:5
-   |
-LL | enum Enum1 {
-   |      ----- variant in this enum
-LL |     Variant1(isize),
-LL |     Variant2
-   |     ^^^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-5.rs:2:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: variants `Variant5` and `Variant6` are never constructed
-  --> $DIR/lint-dead-code-5.rs:13:5
-   |
-LL | enum Enum2 {
-   |      ----- variants in this enum
-...
-LL |     Variant5 { _x: isize },
-   |     ^^^^^^^^
-LL |     Variant6(isize),
-   |     ^^^^^^^^
-
-error: enum `Enum3` is never used
-  --> $DIR/lint-dead-code-5.rs:35:6
-   |
-LL | enum Enum3 {
-   |      ^^^^^
-
-error: aborting due to 3 previous errors
-
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-6.rs b/src/test/ui/lint/dead-code/lint-dead-code-6.rs
deleted file mode 100644
index e3074acf129..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-6.rs
+++ /dev/null
@@ -1,20 +0,0 @@
-#![deny(dead_code)]
-
-struct UnusedStruct; //~ ERROR struct `UnusedStruct` is never constructed
-impl UnusedStruct {
-    fn unused_impl_fn_1() { //~ ERROR associated function `unused_impl_fn_1` is never used
-        println!("blah");
-    }
-
-    fn unused_impl_fn_2(var: i32) { //~ ERROR associated function `unused_impl_fn_2` is never used
-        println!("foo {}", var);
-    }
-
-    fn unused_impl_fn_3( //~ ERROR associated function `unused_impl_fn_3` is never used
-        var: i32,
-    ) {
-        println!("bar {}", var);
-    }
-}
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/lint-dead-code-6.stderr b/src/test/ui/lint/dead-code/lint-dead-code-6.stderr
deleted file mode 100644
index f9d83308a3d..00000000000
--- a/src/test/ui/lint/dead-code/lint-dead-code-6.stderr
+++ /dev/null
@@ -1,32 +0,0 @@
-error: struct `UnusedStruct` is never constructed
-  --> $DIR/lint-dead-code-6.rs:3:8
-   |
-LL | struct UnusedStruct;
-   |        ^^^^^^^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/lint-dead-code-6.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: associated function `unused_impl_fn_1` is never used
-  --> $DIR/lint-dead-code-6.rs:5:8
-   |
-LL |     fn unused_impl_fn_1() {
-   |        ^^^^^^^^^^^^^^^^
-
-error: associated function `unused_impl_fn_2` is never used
-  --> $DIR/lint-dead-code-6.rs:9:8
-   |
-LL |     fn unused_impl_fn_2(var: i32) {
-   |        ^^^^^^^^^^^^^^^^
-
-error: associated function `unused_impl_fn_3` is never used
-  --> $DIR/lint-dead-code-6.rs:13:8
-   |
-LL |     fn unused_impl_fn_3(
-   |        ^^^^^^^^^^^^^^^^
-
-error: aborting due to 4 previous errors
-
diff --git a/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.rs b/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.rs
deleted file mode 100644
index 2003e1e293a..00000000000
--- a/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.rs
+++ /dev/null
@@ -1,29 +0,0 @@
-#![warn(dead_code)]
-
-struct Bar {
-    #[allow(dead_code)]
-    a: usize,
-    #[forbid(dead_code)]
-    b: usize, //~ ERROR field `b` is never read
-    #[deny(dead_code)]
-    c: usize, //~ ERROR fields `c` and `e` are never read
-    d: usize, //~ WARN fields `d`, `f`, and `g` are never read
-    #[deny(dead_code)]
-    e: usize,
-    f: usize,
-    g: usize,
-    _h: usize,
-}
-
-fn main() {
-    Bar {
-        a: 1,
-        b: 1,
-        c: 1,
-        d: 1,
-        e: 1,
-        f: 1,
-        g: 1,
-        _h: 1,
-    };
-}
diff --git a/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.stderr b/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.stderr
deleted file mode 100644
index 0e5c78a7167..00000000000
--- a/src/test/ui/lint/dead-code/multiple-dead-codes-in-the-same-struct.stderr
+++ /dev/null
@@ -1,55 +0,0 @@
-warning: fields `d`, `f`, and `g` are never read
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:10:5
-   |
-LL | struct Bar {
-   |        --- fields in this struct
-...
-LL |     d: usize,
-   |     ^
-...
-LL |     f: usize,
-   |     ^
-LL |     g: usize,
-   |     ^
-   |
-note: the lint level is defined here
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:1:9
-   |
-LL | #![warn(dead_code)]
-   |         ^^^^^^^^^
-
-error: fields `c` and `e` are never read
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:9:5
-   |
-LL | struct Bar {
-   |        --- fields in this struct
-...
-LL |     c: usize,
-   |     ^
-...
-LL |     e: usize,
-   |     ^
-   |
-note: the lint level is defined here
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:8:12
-   |
-LL |     #[deny(dead_code)]
-   |            ^^^^^^^^^
-
-error: field `b` is never read
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:7:5
-   |
-LL | struct Bar {
-   |        --- field in this struct
-...
-LL |     b: usize,
-   |     ^
-   |
-note: the lint level is defined here
-  --> $DIR/multiple-dead-codes-in-the-same-struct.rs:6:14
-   |
-LL |     #[forbid(dead_code)]
-   |              ^^^^^^^^^
-
-error: aborting due to 2 previous errors; 1 warning emitted
-
diff --git a/src/test/ui/lint/dead-code/newline-span.rs b/src/test/ui/lint/dead-code/newline-span.rs
deleted file mode 100644
index 209c3cd937f..00000000000
--- a/src/test/ui/lint/dead-code/newline-span.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-#![deny(dead_code)]
-
-fn unused() { //~ error: function `unused` is never used
-    println!("blah");
-}
-
-fn unused2(var: i32) { //~ error: function `unused2` is never used
-    println!("foo {}", var);
-}
-
-fn unused3( //~ error: function `unused3` is never used
-    var: i32,
-) {
-    println!("bar {}", var);
-}
-
-fn main() {
-    println!("Hello world!");
-}
diff --git a/src/test/ui/lint/dead-code/newline-span.stderr b/src/test/ui/lint/dead-code/newline-span.stderr
deleted file mode 100644
index 4eeadccc823..00000000000
--- a/src/test/ui/lint/dead-code/newline-span.stderr
+++ /dev/null
@@ -1,26 +0,0 @@
-error: function `unused` is never used
-  --> $DIR/newline-span.rs:3:4
-   |
-LL | fn unused() {
-   |    ^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/newline-span.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: function `unused2` is never used
-  --> $DIR/newline-span.rs:7:4
-   |
-LL | fn unused2(var: i32) {
-   |    ^^^^^^^
-
-error: function `unused3` is never used
-  --> $DIR/newline-span.rs:11:4
-   |
-LL | fn unused3(
-   |    ^^^^^^^
-
-error: aborting due to 3 previous errors
-
diff --git a/src/test/ui/lint/dead-code/self-assign.rs b/src/test/ui/lint/dead-code/self-assign.rs
deleted file mode 100644
index ea7ce98d884..00000000000
--- a/src/test/ui/lint/dead-code/self-assign.rs
+++ /dev/null
@@ -1,52 +0,0 @@
-// Test that dead code warnings are issued for superfluous assignments of
-// fields or variables to themselves (issue #75356).
-
-// ignore-test FIXME(81658, 83171)
-
-// check-pass
-#![allow(unused_assignments)]
-#![warn(dead_code)]
-
-fn main() {
-    let mut x = 0;
-    x = x;
-    //~^ WARNING: useless assignment of variable of type `i32` to itself
-
-    x = (x);
-    //~^ WARNING: useless assignment of variable of type `i32` to itself
-
-    x = {x};
-    // block expressions don't count as self-assignments
-
-
-    struct S<'a> { f: &'a str }
-    let mut s = S { f: "abc" };
-    s = s;
-    //~^ WARNING: useless assignment of variable of type `S` to itself
-
-    s.f = s.f;
-    //~^ WARNING: useless assignment of field of type `&str` to itself
-
-
-    struct N0 { x: Box<i32> }
-    struct N1 { n: N0 }
-    struct N2(N1);
-    struct N3 { n: N2 };
-    let mut n3 = N3 { n: N2(N1 { n: N0 { x: Box::new(42) } }) };
-    n3.n.0.n.x = n3.n.0.n.x;
-    //~^ WARNING: useless assignment of field of type `Box<i32>` to itself
-
-    let mut t = (1, ((2, 3, (4, 5)),));
-    t.1.0.2.1 = t.1.0.2.1;
-    //~^ WARNING: useless assignment of field of type `i32` to itself
-
-
-    let mut y = 0;
-    macro_rules! assign_to_y {
-        ($cur:expr) => {{
-            y = $cur;
-        }};
-    }
-    assign_to_y!(y);
-    // self-assignments in macro expansions are not reported either
-}
diff --git a/src/test/ui/lint/dead-code/self-assign.stderr b/src/test/ui/lint/dead-code/self-assign.stderr
deleted file mode 100644
index bb79c0ec72a..00000000000
--- a/src/test/ui/lint/dead-code/self-assign.stderr
+++ /dev/null
@@ -1,44 +0,0 @@
-warning: useless assignment of variable of type `i32` to itself
-  --> $DIR/self-assign.rs:10:5
-   |
-LL |     x = x;
-   |     ^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/self-assign.rs:6:9
-   |
-LL | #![warn(dead_code)]
-   |         ^^^^^^^^^
-
-warning: useless assignment of variable of type `i32` to itself
-  --> $DIR/self-assign.rs:13:5
-   |
-LL |     x = (x);
-   |     ^^^^^^^
-
-warning: useless assignment of variable of type `S` to itself
-  --> $DIR/self-assign.rs:22:5
-   |
-LL |     s = s;
-   |     ^^^^^
-
-warning: useless assignment of field of type `&str` to itself
-  --> $DIR/self-assign.rs:25:5
-   |
-LL |     s.f = s.f;
-   |     ^^^^^^^^^
-
-warning: useless assignment of field of type `Box<i32>` to itself
-  --> $DIR/self-assign.rs:34:5
-   |
-LL |     n3.n.0.n.x = n3.n.0.n.x;
-   |     ^^^^^^^^^^^^^^^^^^^^^^^
-
-warning: useless assignment of field of type `i32` to itself
-  --> $DIR/self-assign.rs:38:5
-   |
-LL |     t.1.0.2.1 = t.1.0.2.1;
-   |     ^^^^^^^^^^^^^^^^^^^^^
-
-warning: 6 warnings emitted
-
diff --git a/src/test/ui/lint/dead-code/trait-impl.rs b/src/test/ui/lint/dead-code/trait-impl.rs
deleted file mode 100644
index 92e389a938a..00000000000
--- a/src/test/ui/lint/dead-code/trait-impl.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-// check-pass
-#![deny(dead_code)]
-
-enum Foo {
-    Bar,
-}
-
-fn main() {
-    let p = [0; 0];
-    p.bar();
-}
-
-trait Bar {
-    fn bar(&self) -> usize {
-        3
-    }
-}
-
-impl Bar for [u32; Foo::Bar as usize] {}
diff --git a/src/test/ui/lint/dead-code/tuple-struct-field.rs b/src/test/ui/lint/dead-code/tuple-struct-field.rs
deleted file mode 100644
index 14fb30be949..00000000000
--- a/src/test/ui/lint/dead-code/tuple-struct-field.rs
+++ /dev/null
@@ -1,37 +0,0 @@
-#![deny(unused_tuple_struct_fields)]
-//~^ NOTE: the lint level is defined here
-
-use std::marker::PhantomData;
-
-const LEN: usize = 4;
-
-struct SingleUnused(i32, [u8; LEN], String);
-//~^ ERROR: field `1` is never read
-//~| NOTE: field in this struct
-//~| HELP: consider changing the field to be of unit type
-
-struct MultipleUnused(i32, f32, String, u8);
-//~^ ERROR: fields `0`, `1`, `2`, and `3` are never read
-//~| NOTE: fields in this struct
-//~| HELP: consider changing the fields to be of unit type
-
-struct GoodUnit(());
-
-struct GoodPhantom(PhantomData<i32>);
-
-struct Void;
-struct GoodVoid(Void);
-
-fn main() {
-    let w = SingleUnused(42, [0, 1, 2, 3], "abc".to_string());
-    let _ = w.0;
-    let _ = w.2;
-
-    let m = MultipleUnused(42, 3.14, "def".to_string(), 4u8);
-
-    let gu = GoodUnit(());
-    let gp = GoodPhantom(PhantomData);
-    let gv = GoodVoid(Void);
-
-    let _ = (gu, gp, gv, m);
-}
diff --git a/src/test/ui/lint/dead-code/tuple-struct-field.stderr b/src/test/ui/lint/dead-code/tuple-struct-field.stderr
deleted file mode 100644
index b8ad5cbe4e9..00000000000
--- a/src/test/ui/lint/dead-code/tuple-struct-field.stderr
+++ /dev/null
@@ -1,33 +0,0 @@
-error: field `1` is never read
-  --> $DIR/tuple-struct-field.rs:8:26
-   |
-LL | struct SingleUnused(i32, [u8; LEN], String);
-   |        ------------      ^^^^^^^^^
-   |        |
-   |        field in this struct
-   |
-note: the lint level is defined here
-  --> $DIR/tuple-struct-field.rs:1:9
-   |
-LL | #![deny(unused_tuple_struct_fields)]
-   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
-help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
-   |
-LL | struct SingleUnused(i32, (), String);
-   |                          ~~
-
-error: fields `0`, `1`, `2`, and `3` are never read
-  --> $DIR/tuple-struct-field.rs:13:23
-   |
-LL | struct MultipleUnused(i32, f32, String, u8);
-   |        -------------- ^^^  ^^^  ^^^^^^  ^^
-   |        |
-   |        fields in this struct
-   |
-help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
-   |
-LL | struct MultipleUnused((), (), (), ());
-   |                       ~~  ~~  ~~  ~~
-
-error: aborting due to 2 previous errors
-
diff --git a/src/test/ui/lint/dead-code/type-alias.rs b/src/test/ui/lint/dead-code/type-alias.rs
deleted file mode 100644
index 35a7f125dda..00000000000
--- a/src/test/ui/lint/dead-code/type-alias.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-#![deny(dead_code)]
-
-type Used = u8;
-type Unused = u8; //~ ERROR type alias `Unused` is never used
-
-fn id(x: Used) -> Used { x }
-
-fn main() {
-    id(0);
-}
diff --git a/src/test/ui/lint/dead-code/type-alias.stderr b/src/test/ui/lint/dead-code/type-alias.stderr
deleted file mode 100644
index 446447d974a..00000000000
--- a/src/test/ui/lint/dead-code/type-alias.stderr
+++ /dev/null
@@ -1,14 +0,0 @@
-error: type alias `Unused` is never used
-  --> $DIR/type-alias.rs:4:6
-   |
-LL | type Unused = u8;
-   |      ^^^^^^
-   |
-note: the lint level is defined here
-  --> $DIR/type-alias.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/type-in-foreign.rs b/src/test/ui/lint/dead-code/type-in-foreign.rs
deleted file mode 100644
index b6c593f316f..00000000000
--- a/src/test/ui/lint/dead-code/type-in-foreign.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-// Verify that we do not warn on types that are used by foreign functions.
-// check-pass
-#![deny(dead_code)]
-
-#[repr(C)]
-struct Type(u8);
-
-#[repr(C)]
-struct Param(u8);
-
-extern "C" {
-    #[allow(dead_code)]
-    fn hey(t: Param);
-
-    #[allow(dead_code)]
-    static much: Type;
-}
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/unused-enum.rs b/src/test/ui/lint/dead-code/unused-enum.rs
deleted file mode 100644
index 20df3e1de6f..00000000000
--- a/src/test/ui/lint/dead-code/unused-enum.rs
+++ /dev/null
@@ -1,12 +0,0 @@
-#![deny(unused)]
-
-struct F; //~ ERROR struct `F` is never constructed
-struct B; //~ ERROR struct `B` is never constructed
-
-enum E {
-    //~^ ERROR enum `E` is never used
-    Foo(F),
-    Bar(B),
-}
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/unused-enum.stderr b/src/test/ui/lint/dead-code/unused-enum.stderr
deleted file mode 100644
index d2602dbb344..00000000000
--- a/src/test/ui/lint/dead-code/unused-enum.stderr
+++ /dev/null
@@ -1,27 +0,0 @@
-error: struct `F` is never constructed
-  --> $DIR/unused-enum.rs:3:8
-   |
-LL | struct F;
-   |        ^
-   |
-note: the lint level is defined here
-  --> $DIR/unused-enum.rs:1:9
-   |
-LL | #![deny(unused)]
-   |         ^^^^^^
-   = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
-
-error: struct `B` is never constructed
-  --> $DIR/unused-enum.rs:4:8
-   |
-LL | struct B;
-   |        ^
-
-error: enum `E` is never used
-  --> $DIR/unused-enum.rs:6:6
-   |
-LL | enum E {
-   |      ^
-
-error: aborting due to 3 previous errors
-
diff --git a/src/test/ui/lint/dead-code/unused-struct-variant.rs b/src/test/ui/lint/dead-code/unused-struct-variant.rs
deleted file mode 100644
index a914e0c3301..00000000000
--- a/src/test/ui/lint/dead-code/unused-struct-variant.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-#![deny(unused)]
-
-struct F;
-struct B;
-
-enum E {
-    Foo(F),
-    Bar(B), //~ ERROR variant `Bar` is never constructed
-}
-
-fn main() {
-    let _ = E::Foo(F);
-}
diff --git a/src/test/ui/lint/dead-code/unused-struct-variant.stderr b/src/test/ui/lint/dead-code/unused-struct-variant.stderr
deleted file mode 100644
index d26dd3aff95..00000000000
--- a/src/test/ui/lint/dead-code/unused-struct-variant.stderr
+++ /dev/null
@@ -1,18 +0,0 @@
-error: variant `Bar` is never constructed
-  --> $DIR/unused-struct-variant.rs:8:5
-   |
-LL | enum E {
-   |      - variant in this enum
-LL |     Foo(F),
-LL |     Bar(B),
-   |     ^^^
-   |
-note: the lint level is defined here
-  --> $DIR/unused-struct-variant.rs:1:9
-   |
-LL | #![deny(unused)]
-   |         ^^^^^^
-   = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/unused-variant-pub.rs b/src/test/ui/lint/dead-code/unused-variant-pub.rs
deleted file mode 100644
index 3a9061340eb..00000000000
--- a/src/test/ui/lint/dead-code/unused-variant-pub.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-// build-pass
-#![deny(unused)]
-
-pub struct F;
-pub struct B;
-
-pub enum E {
-    Foo(F),
-    Bar(B),
-}
-
-fn main() {
-    let _ = E::Foo(F);
-}
diff --git a/src/test/ui/lint/dead-code/unused-variant.rs b/src/test/ui/lint/dead-code/unused-variant.rs
deleted file mode 100644
index 82108fa9c13..00000000000
--- a/src/test/ui/lint/dead-code/unused-variant.rs
+++ /dev/null
@@ -1,12 +0,0 @@
-#![deny(dead_code)]
-
-#[derive(Clone)]
-enum Enum {
-    Variant1, //~ ERROR: variant `Variant1` is never constructed
-    Variant2,
-}
-
-fn main() {
-    let e = Enum::Variant2;
-    e.clone();
-}
diff --git a/src/test/ui/lint/dead-code/unused-variant.stderr b/src/test/ui/lint/dead-code/unused-variant.stderr
deleted file mode 100644
index 6029bf26856..00000000000
--- a/src/test/ui/lint/dead-code/unused-variant.stderr
+++ /dev/null
@@ -1,17 +0,0 @@
-error: variant `Variant1` is never constructed
-  --> $DIR/unused-variant.rs:5:5
-   |
-LL | enum Enum {
-   |      ---- variant in this enum
-LL |     Variant1,
-   |     ^^^^^^^^
-   |
-   = note: `Enum` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
-note: the lint level is defined here
-  --> $DIR/unused-variant.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/with-core-crate.rs b/src/test/ui/lint/dead-code/with-core-crate.rs
deleted file mode 100644
index 0a94b528f33..00000000000
--- a/src/test/ui/lint/dead-code/with-core-crate.rs
+++ /dev/null
@@ -1,18 +0,0 @@
-#![deny(dead_code)]
-#![allow(unreachable_code)]
-
-#[macro_use]
-extern crate core;
-
-fn foo() { //~ ERROR function `foo` is never used
-
-    // none of these should have any dead_code exposed to the user
-    panic!();
-
-    panic!("foo");
-
-    panic!("bar {}", "baz")
-}
-
-
-fn main() {}
diff --git a/src/test/ui/lint/dead-code/with-core-crate.stderr b/src/test/ui/lint/dead-code/with-core-crate.stderr
deleted file mode 100644
index 7adcf884886..00000000000
--- a/src/test/ui/lint/dead-code/with-core-crate.stderr
+++ /dev/null
@@ -1,14 +0,0 @@
-error: function `foo` is never used
-  --> $DIR/with-core-crate.rs:7:4
-   |
-LL | fn foo() {
-   |    ^^^
-   |
-note: the lint level is defined here
-  --> $DIR/with-core-crate.rs:1:9
-   |
-LL | #![deny(dead_code)]
-   |         ^^^^^^^^^
-
-error: aborting due to previous error
-
diff --git a/src/test/ui/lint/dead-code/with-impl.rs b/src/test/ui/lint/dead-code/with-impl.rs
deleted file mode 100644
index 812fcdd09b6..00000000000
--- a/src/test/ui/lint/dead-code/with-impl.rs
+++ /dev/null
@@ -1,17 +0,0 @@
-// run-pass
-
-#![deny(dead_code)]
-
-pub struct GenericFoo<T>(#[allow(unused_tuple_struct_fields)] T);
-
-type Foo = GenericFoo<u32>;
-
-impl Foo {
-    fn bar(self) -> u8 {
-        0
-    }
-}
-
-fn main() {
-    println!("{}", GenericFoo(0).bar());
-}