23 lines
514 B
Rust
23 lines
514 B
Rust
export ptr_eq;
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#[doc(
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brief = "Determine if two shared boxes point to the same object"
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)]
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pure fn ptr_eq<T>(a: @T, b: @T) -> bool {
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// FIXME: ptr::addr_of
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unsafe {
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let a_ptr: uint = unsafe::reinterpret_cast(a);
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let b_ptr: uint = unsafe::reinterpret_cast(b);
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ret a_ptr == b_ptr;
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}
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}
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#[test]
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fn test() {
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let x = @3;
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let y = @3;
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assert (ptr_eq::<int>(x, x));
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assert (ptr_eq::<int>(y, y));
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assert (!ptr_eq::<int>(x, y));
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assert (!ptr_eq::<int>(y, x));
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}
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