29 lines
888 B
Rust
29 lines
888 B
Rust
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// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Test use of const fn without feature gate.
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const fn foo() -> usize { 0 } //~ ERROR const fn is unstable
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trait Foo {
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const fn foo() -> u32; //~ ERROR const fn is unstable
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const fn bar() -> u32 { 0 } //~ ERROR const fn is unstable
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}
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impl Foo {
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const fn baz() -> u32 { 0 } //~ ERROR const fn is unstable
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}
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impl Foo for u32 {
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const fn foo() -> u32 { 0 } //~ ERROR const fn is unstable
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}
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fn main() { }
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