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25 lines
1.4 KiB
Plaintext
25 lines
1.4 KiB
Plaintext
warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
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--> $DIR/fn-ptr-comparisons-some.rs:12:13
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LL | let _ = Some::<FnPtr>(func) == Some(func as unsafe extern "C" fn());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: the address of the same function can vary between different codegen units
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= note: furthermore, different functions could have the same address after being merged together
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= note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
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= note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
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warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
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--> $DIR/fn-ptr-comparisons-some.rs:15:5
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LL | assert_eq!(Some::<FnPtr>(func), Some(func as unsafe extern "C" fn()));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: the address of the same function can vary between different codegen units
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= note: furthermore, different functions could have the same address after being merged together
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= note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
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= note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
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warning: 2 warnings emitted
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