1 files changed, 0 insertions, 169 deletions
diff --git a/src/test/ui/lint/invalid_value.rs b/src/test/ui/lint/invalid_value.rs
deleted file mode 100644
index 57d8cbe7c..000000000
--- a/src/test/ui/lint/invalid_value.rs
+++ /dev/null
@@ -1,169 +0,0 @@
-// This test checks that calling `mem::{uninitialized,zeroed}` with certain types results
-// in a lint.
-
-#![feature(never_type, rustc_attrs)]
-#![allow(deprecated)]
-#![deny(invalid_value)]
-
-use std::mem::{self, MaybeUninit};
-use std::ptr::NonNull;
-use std::num::NonZeroU32;
-
-enum Void {}
-
-struct Ref(&'static i32);
-struct RefPair((&'static i32, i32));
-
-struct Wrap<T> { wrapped: T }
-enum WrapEnum<T> { Wrapped(T) }
-
-#[rustc_layout_scalar_valid_range_start(0)]
-#[rustc_layout_scalar_valid_range_end(128)]
-#[repr(transparent)]
-pub(crate) struct NonBig(u64);
-
-/// A two-variant enum, thus needs a tag and may not remain uninitialized.
-enum Fruit {
-    Apple,
-    Banana,
-}
-
-/// Looks like two variants but really only has one.
-enum OneFruit {
-    Apple(!),
-    Banana,
-}
-
-enum OneFruitNonZero {
-    Apple(!),
-    Banana(NonZeroU32),
-}
-
-enum TwoUninhabited {
-    A(!),
-    B(Void),
-}
-
-#[rustc_layout_scalar_valid_range_start(254)]
-#[rustc_layout_scalar_valid_range_end(1)]
-pub(crate) struct WrapAroundRange(u8);
-
-#[allow(unused)]
-fn generic<T: 'static>() {
-    unsafe {
-        let _val: &'static T = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: &'static T = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Wrap<&'static T> = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: Wrap<&'static T> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-    }
-}
-
-fn main() {
-    unsafe {
-        // Things that cannot even be zero.
-        let _val: ! = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: ! = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: (i32, !) = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: (i32, !) = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Void = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: Void = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: &'static i32 = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: &'static i32 = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Ref = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: Ref = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: fn() = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: fn() = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Wrap<fn()> = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: Wrap<fn()> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: WrapEnum<fn()> = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: WrapEnum<fn()> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Wrap<(RefPair, i32)> = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: Wrap<(RefPair, i32)> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: NonNull<i32> = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: NonNull<i32> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: (NonZeroU32, i32) = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: (NonZeroU32, i32) = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: *const dyn Send = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: *const dyn Send = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: [fn(); 2] = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: [fn(); 2] = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: TwoUninhabited = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: TwoUninhabited = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: OneFruitNonZero = mem::zeroed(); //~ ERROR: does not permit zero-initialization
-        let _val: OneFruitNonZero = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        // Things that can be zero, but not uninit.
-        let _val: bool = mem::zeroed();
-        let _val: bool = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Wrap<char> = mem::zeroed();
-        let _val: Wrap<char> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: NonBig = mem::zeroed();
-        let _val: NonBig = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: Fruit = mem::zeroed();
-        let _val: Fruit = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: [bool; 2] = mem::zeroed();
-        let _val: [bool; 2] = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: i32 = mem::zeroed();
-        let _val: i32 = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: f32 = mem::zeroed();
-        let _val: f32 = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: *const () = mem::zeroed();
-        let _val: *const () = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: *const [()] = mem::zeroed();
-        let _val: *const [()] = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        let _val: WrapAroundRange = mem::zeroed();
-        let _val: WrapAroundRange = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        // Things where 0 is okay due to rustc implementation details,
-        // but that are not guaranteed to keep working.
-        let _val: Result<i32, i32> = mem::zeroed();
-        let _val: Result<i32, i32> = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
-
-        // Some things that happen to be UB-free due to rustc implementation details,
-        // but are not guaranteed to keep working.
-        let _val: OneFruit = mem::zeroed();
-        let _val: OneFruit = mem::uninitialized();
-
-        // Transmute-from-0
-        let _val: &'static i32 = mem::transmute(0usize); //~ ERROR: does not permit zero-initialization
-        let _val: &'static [i32] = mem::transmute((0usize, 0usize)); //~ ERROR: does not permit zero-initialization
-        let _val: NonZeroU32 = mem::transmute(0); //~ ERROR: does not permit zero-initialization
-
-        // `MaybeUninit` cases
-        let _val: NonNull<i32> = MaybeUninit::zeroed().assume_init(); //~ ERROR: does not permit zero-initialization
-        let _val: NonNull<i32> = MaybeUninit::uninit().assume_init(); //~ ERROR: does not permit being left uninitialized
-        let _val: bool = MaybeUninit::uninit().assume_init(); //~ ERROR: does not permit being left uninitialized
-
-        // Some more types that should work just fine.
-        let _val: Option<&'static i32> = mem::zeroed();
-        let _val: Option<fn()> = mem::zeroed();
-        let _val: MaybeUninit<&'static i32> = mem::zeroed();
-        let _val: bool = MaybeUninit::zeroed().assume_init();
-        let _val: [bool; 0] = MaybeUninit::uninit().assume_init();
-        let _val: [!; 0] = MaybeUninit::zeroed().assume_init();
-    }
-}