2022-03-17 08:49:10 -05:00
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error: Undefined Behavior: overflow computing total size of `write_bytes`
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2022-05-31 17:23:47 -05:00
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--> RUSTLIB/core/src/intrinsics.rs:LL:CC
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LL | write_bytes(dst, val, count)
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `write_bytes`
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2022-03-17 08:49:10 -05:00
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= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
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= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
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2022-05-31 17:23:47 -05:00
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= note: inside `std::intrinsics::write_bytes::<i32>` at RUSTLIB/core/src/intrinsics.rs:LL:CC
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= note: inside `std::ptr::mut_ptr::<impl *mut i32>::write_bytes` at RUSTLIB/core/src/ptr/mut_ptr.rs:LL:CC
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2022-03-17 08:49:10 -05:00
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note: inside `main` at $DIR/write_bytes_overflow.rs:LL:CC
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--> $DIR/write_bytes_overflow.rs:LL:CC
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LL | (&mut y as *mut i32).write_bytes(0u8, 1usize << (mem::size_of::<usize>() * 8 - 1));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
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error: aborting due to previous error
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