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error[E0658]: casting pointers to integers in constants is unstable (see issue #51910)
--> $DIR/match-test-ptr-null.rs:16:15
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LL | match &1 as *const i32 as usize { //~ ERROR casting pointers to integers in constants
| ^^^^^^^^^^^^^^^^^^^^^^^^^
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= help: add #![feature(const_raw_ptr_to_usize_cast)] to the crate attributes to enable
error[E0019]: constant contains unimplemented expression type
--> $DIR/match-test-ptr-null.rs:17:13
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LL | 0 => 42, //~ ERROR constant contains unimplemented expression type
| ^
error[E0080]: evaluation of constant value failed
--> $DIR/match-test-ptr-null.rs:17:13
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LL | 0 => 42, //~ ERROR constant contains unimplemented expression type
| ^ "pointer arithmetic or comparison" needs an rfc before being allowed inside constants
error: aborting due to 3 previous errors
Some errors occurred: E0019, E0080, E0658.
For more information about an error, try `rustc --explain E0019`.
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