2018-10-17 09:55:59 -05:00
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#[repr(u32)]
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enum Bool { True }
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fn evil(x: &mut Bool) {
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let x = x as *mut _ as *mut u32;
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2020-06-20 04:48:42 -05:00
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unsafe { *x = 44; } // out-of-bounds enum tag
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2018-10-17 09:55:59 -05:00
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}
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fn main() {
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let mut x = Bool::True;
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evil(&mut x);
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let _y = x; // reading this ought to be enough to trigger validation
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2020-06-20 04:48:42 -05:00
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//~^ ERROR encountered 0x0000002c, but expected a valid enum tag
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2018-10-17 09:55:59 -05:00
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}
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