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22 lines
675 B
Rust
22 lines
675 B
Rust
//issue: rust-lang/rust#122548
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// Strip out raw byte dumps to make comparison platform-independent:
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//@ normalize-stderr-test "(the raw bytes of the constant) \(size: [0-9]*, align: [0-9]*\)" -> "$1 (size: $$SIZE, align: $$ALIGN)"
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//@ normalize-stderr-test "([0-9a-f][0-9a-f] |╾─*A(LLOC)?[0-9]+(\+[a-z0-9]+)?(<imm>)?─*╼ )+ *│.*" -> "HEX_DUMP"
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#![feature(const_mut_refs)]
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#![feature(const_refs_to_static)]
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use std::cell::UnsafeCell;
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struct Meh {
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x: &'static UnsafeCell<i32>,
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}
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const MUH: Meh = Meh { x: unsafe { &mut *(&READONLY as *const _ as *mut _) } };
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//~^ ERROR: it is undefined behavior to use this value
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static READONLY: i32 = 0;
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pub fn main() {}
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