22 lines
1.1 KiB
Plaintext
22 lines
1.1 KiB
Plaintext
error: Undefined Behavior: overflow computing total size of `write_bytes`
|
|
--> RUSTLIB/core/src/intrinsics.rs:LL:CC
|
|
|
|
|
LL | write_bytes(dst, val, count)
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `write_bytes`
|
|
|
|
|
= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
|
|
= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
|
|
= note: backtrace:
|
|
= note: inside `std::intrinsics::write_bytes::<i32>` at RUSTLIB/core/src/intrinsics.rs:LL:CC
|
|
= note: inside `std::ptr::mut_ptr::<impl *mut i32>::write_bytes` at RUSTLIB/core/src/ptr/mut_ptr.rs:LL:CC
|
|
note: inside `main` at $DIR/write_bytes_overflow.rs:LL:CC
|
|
--> $DIR/write_bytes_overflow.rs:LL:CC
|
|
|
|
|
LL | (&mut y as *mut i32).write_bytes(0u8, 1usize << (mem::size_of::<usize>() * 8 - 1));
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
|
|
|
|
error: aborting due to previous error
|
|
|