2020-09-23 13:58:41 -05:00
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error[E0658]: floating point arithmetic is not allowed in constant functions
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2022-02-09 12:53:40 -06:00
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--> $DIR/const-extern-fn-min-const-fn.rs:5:42
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2019-09-29 18:22:18 -05:00
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2020-09-01 16:28:11 -05:00
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LL | const unsafe extern "C" fn use_float() { 1.0 + 1.0; }
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| ^^^^^^^^^
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2019-09-29 18:22:18 -05:00
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2020-09-23 15:08:20 -05:00
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= note: see issue #57241 <https://github.com/rust-lang/rust/issues/57241> for more information
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2020-09-23 13:58:41 -05:00
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= help: add `#![feature(const_fn_floating_point_arithmetic)]` to the crate attributes to enable
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2019-09-29 18:22:18 -05:00
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2021-10-03 01:53:02 -05:00
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error: pointers cannot be cast to integers during const eval
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2022-02-09 12:53:40 -06:00
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--> $DIR/const-extern-fn-min-const-fn.rs:7:48
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2019-09-29 18:22:18 -05:00
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LL | const extern "C" fn ptr_cast(val: *const u8) { val as usize; }
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| ^^^^^^^^^^^^
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2021-07-10 04:33:42 -05:00
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= note: at compile-time, pointers do not have an integer value
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= note: avoiding this restriction via `transmute`, `union`, or raw pointers leads to compile-time undefined behavior
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2019-09-29 18:22:18 -05:00
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2022-02-09 12:53:40 -06:00
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error: aborting due to 2 previous errors
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2019-09-29 18:22:18 -05:00
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2020-09-24 18:18:49 -05:00
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For more information about this error, try `rustc --explain E0658`.
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