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-rw-r--r--src/test/ui/transmutability/unions/should_pad_variants.rs45
1 files changed, 0 insertions, 45 deletions
diff --git a/src/test/ui/transmutability/unions/should_pad_variants.rs b/src/test/ui/transmutability/unions/should_pad_variants.rs
deleted file mode 100644
index cabe54467..000000000
--- a/src/test/ui/transmutability/unions/should_pad_variants.rs
+++ /dev/null
@@ -1,45 +0,0 @@
-//! The variants of a union must be padded with uninit bytes such that they have
-//! the same length (in bytes).
-
-#![crate_type = "lib"]
-#![feature(transmutability)]
-#![allow(dead_code)]
-
-mod assert {
- use std::mem::{Assume, BikeshedIntrinsicFrom};
-
- pub fn is_transmutable<Src, Dst, Context>()
- where
- Dst: BikeshedIntrinsicFrom<Src, Context, {
- Assume::ALIGNMENT
- .and(Assume::LIFETIMES)
- .and(Assume::SAFETY)
- .and(Assume::VALIDITY)
- }>
- {}
-}
-
-#[derive(Clone, Copy)]
-#[repr(C)] struct Zst;
-
-#[derive(Clone, Copy)]
-#[repr(u8)] enum V0 { V = 0 }
-
-#[derive(Clone, Copy)]
-#[repr(u8)] enum V2 { V = 2 }
-
-#[repr(C)]
-union Lopsided {
- smol: Zst,
- lorg: V0,
-}
-
-#[repr(C)] struct Src(V0, Zst, V2);
-#[repr(C)] struct Dst(V0, Lopsided, V2);
-
-fn should_pad_variants() {
- struct Context;
- // If the implementation (incorrectly) fails to pad `Lopsided::smol` with
- // an uninitialized byte, this transmutation might be (wrongly) accepted:
- assert::is_transmutable::<Src, Dst, Context>(); //~ ERROR cannot be safely transmuted
-}