diff options
Diffstat (limited to 'src/test/ui/consts/const-mut-refs/issue-76510.rs')
-rw-r--r-- | src/test/ui/consts/const-mut-refs/issue-76510.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-mut-refs/issue-76510.rs b/src/test/ui/consts/const-mut-refs/issue-76510.rs new file mode 100644 index 000000000..08cf64ee3 --- /dev/null +++ b/src/test/ui/consts/const-mut-refs/issue-76510.rs @@ -0,0 +1,18 @@ +// stderr-per-bitwidth + +use std::mem::{transmute, ManuallyDrop}; + +const S: &'static mut str = &mut " hello "; +//~^ ERROR: mutable references are not allowed in the final value of constants +//~| ERROR: mutation through a reference is not allowed in constants +//~| ERROR: cannot borrow data in a `&` reference as mutable + +const fn trigger() -> [(); unsafe { + let s = transmute::<(*const u8, usize), &ManuallyDrop<str>>((S.as_ptr(), 3)); + //~^ ERROR evaluation of constant value failed + 0 + }] { + [(); 0] +} + +fn main() {} |