11 lines
348 B
Rust
11 lines
348 B
Rust
fn main() {
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let target = 42;
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// Make sure raw ptr with raw tag cannot mutate frozen location without breaking the shared ref.
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let r#ref = ⌖ // freeze
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let ptr = r#ref as *const _ as *mut _; // raw ptr, with raw tag
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unsafe {
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*ptr = 42; //~ ERROR only grants SharedReadOnly permission
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}
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let _val = *r#ref;
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}
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