mirror of https://github.com/rust-lang/rust
20 lines
426 B
Rust
20 lines
426 B
Rust
//@ run-pass
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#![feature(const_refs_to_static)]
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static S: i32 = 0;
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static mut S_MUT: i32 = 0;
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const C1: &i32 = &S;
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#[allow(unused)]
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const C1_READ: () = {
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assert!(*C1 == 0);
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};
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const C2: *const i32 = unsafe { std::ptr::addr_of!(S_MUT) };
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fn main() {
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assert_eq!(*C1, 0);
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assert_eq!(unsafe { *C2 }, 0);
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// Computing this pattern will read from an immutable static. That's fine.
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assert!(matches!(&0, C1));
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}
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