16 lines
839 B
Plaintext
16 lines
839 B
Plaintext
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error[E0080]: this constant likely exhibits undefined behavior
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--> $DIR/ub-upvars.rs:15:1
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LL | / const BAD_UPVAR: &FnOnce() = &{ //~ ERROR this constant likely exhibits undefined behavior
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LL | | let bad_ref: &'static u16 = unsafe { mem::transmute(0usize) };
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LL | | let another_var = 13;
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LL | | move || { let _ = bad_ref; let _ = another_var; }
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LL | | };
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| |__^ type validation failed: encountered 0 at .<deref>.<closure-var(bad_ref)>, but expected something greater or equal to 1
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= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0080`.
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