20 lines
727 B
Rust
20 lines
727 B
Rust
//@ edition:2018
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// There is an order to respect for keywords before a function:
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// `<visibility>, const, async, unsafe, extern, "<ABI>"`
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//
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// This test ensures the compiler is helpful about them being misplaced.
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// Visibilities are tested elsewhere.
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async unsafe const fn test() {}
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//~^ ERROR expected one of `extern` or `fn`, found keyword `const`
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//~| NOTE expected one of `extern` or `fn`
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//~| HELP `const` must come before `async unsafe`
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//~| SUGGESTION const async unsafe
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//~| NOTE keyword order for functions declaration is `pub`, `default`, `const`, `async`, `unsafe`, `extern`
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//~| ERROR functions cannot be both `const` and `async`
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//~| NOTE `const` because of this
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//~| NOTE `async` because of this
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fn main() {}
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