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https://github.com/rust-lang/rust
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25 lines
841 B
Rust
25 lines
841 B
Rust
//@ check-pass
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// Check that taking the address of a place that contains a dereference is
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// allowed.
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#![feature(raw_ref_op, type_ascription)]
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const PAIR_REF: &(i32, i64) = &(1, 2);
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const ARRAY_REF: &[i32; 2] = &[3, 4];
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const SLICE_REF: &[i32] = &[5, 6];
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fn main() {
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// These are all OK, we're not taking the address of the temporary
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let deref_ref = &raw const *PAIR_REF;
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let field_deref_ref = &raw const PAIR_REF.0;
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let deref_ref = &raw const *ARRAY_REF;
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let index_deref_ref = &raw const ARRAY_REF[0];
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let deref_ref = &raw const *SLICE_REF;
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let index_deref_ref = &raw const SLICE_REF[1];
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let x = 0;
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let ascribe_ref = &raw const type_ascribe!(x, i32);
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let ascribe_deref = &raw const type_ascribe!(*ARRAY_REF, [i32; 2]);
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let ascribe_index_deref = &raw const type_ascribe!(ARRAY_REF[0], i32);
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}
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