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17 lines
453 B
Rust
17 lines
453 B
Rust
//@ compile-flags: --crate-type=lib
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//@ check-pass
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#![feature(const_ptr_is_null)]
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#![allow(useless_ptr_null_checks)]
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const FOO: &usize = &42;
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pub const _: () = assert!(!(FOO as *const usize).is_null());
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pub const _: () = assert!(!(42 as *const usize).is_null());
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pub const _: () = assert!((0 as *const usize).is_null());
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pub const _: () = assert!(std::ptr::null::<usize>().is_null());
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pub const _: () = assert!(!("foo" as *const str).is_null());
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