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Diffstat (limited to 'src/test/ui/consts/copy-intrinsic.rs')
-rw-r--r-- | src/test/ui/consts/copy-intrinsic.rs | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/src/test/ui/consts/copy-intrinsic.rs b/src/test/ui/consts/copy-intrinsic.rs deleted file mode 100644 index 249bbb599..000000000 --- a/src/test/ui/consts/copy-intrinsic.rs +++ /dev/null @@ -1,52 +0,0 @@ -#![stable(feature = "dummy", since = "1.0.0")] - -// ignore-tidy-linelength -#![feature(intrinsics, staged_api)] -#![feature(const_mut_refs)] -use std::mem; - -extern "rust-intrinsic" { - #[rustc_const_stable(feature = "const_intrinsic_copy", since = "1.63.0")] - fn copy_nonoverlapping<T>(src: *const T, dst: *mut T, count: usize); - - #[rustc_const_stable(feature = "const_intrinsic_copy", since = "1.63.0")] - fn copy<T>(src: *const T, dst: *mut T, count: usize); -} - -const COPY_ZERO: () = unsafe { - // Since we are not copying anything, this should be allowed. - let src = (); - let mut dst = (); - copy_nonoverlapping(&src as *const _ as *const i32, &mut dst as *mut _ as *mut i32, 0); -}; - -const COPY_OOB_1: () = unsafe { - let mut x = 0i32; - let dangle = (&mut x as *mut i32).wrapping_add(10); - // Even if the first ptr is an int ptr and this is a ZST copy, we should detect dangling 2nd ptrs. - copy_nonoverlapping(0x100 as *const i32, dangle, 0); //~ ERROR evaluation of constant value failed [E0080] - //~| pointer at offset 40 is out-of-bounds -}; -const COPY_OOB_2: () = unsafe { - let x = 0i32; - let dangle = (&x as *const i32).wrapping_add(10); - // Even if the second ptr is an int ptr and this is a ZST copy, we should detect dangling 1st ptrs. - copy_nonoverlapping(dangle, 0x100 as *mut i32, 0); //~ ERROR evaluation of constant value failed [E0080] - //~| pointer at offset 40 is out-of-bounds -}; - -const COPY_SIZE_OVERFLOW: () = unsafe { - let x = 0; - let mut y = 0; - copy(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ ERROR evaluation of constant value failed [E0080] - //~| overflow computing total size of `copy` -}; -const COPY_NONOVERLAPPING_SIZE_OVERFLOW: () = unsafe { - let x = 0; - let mut y = 0; - copy_nonoverlapping(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ evaluation of constant value failed [E0080] - //~| overflow computing total size of `copy_nonoverlapping` -}; - -fn main() { -} |