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22 lines
466 B
Rust
22 lines
466 B
Rust
// This tests feature gates for const impls in the standard library.
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// revisions: stock gated
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//[gated] run-pass
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#![cfg_attr(gated, feature(const_trait_impl, const_default_impls))]
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fn non_const_context() -> Vec<usize> {
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Default::default()
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}
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const fn const_context() -> Vec<usize> {
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Default::default()
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//[stock]~^ ERROR cannot call non-const fn
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}
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fn main() {
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const VAL: Vec<usize> = const_context();
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assert_eq!(VAL, non_const_context());
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}
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