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			26 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
| // edition:2018
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| 
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| type T0 = const fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type T1 = const extern "C" fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type T2 = const unsafe extern fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type T3 = async fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type T4 = async extern fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type T5 = async unsafe extern "C" fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type T6 = const async unsafe extern "C" fn();
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| //~^ ERROR an `fn` pointer type cannot be `const`
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| //~| ERROR an `fn` pointer type cannot be `async`
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| 
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| type FT0 = for<'a> const fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type FT1 = for<'a> const extern "C" fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type FT2 = for<'a> const unsafe extern fn(); //~ ERROR an `fn` pointer type cannot be `const`
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| type FT3 = for<'a> async fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type FT4 = for<'a> async extern fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type FT5 = for<'a> async unsafe extern "C" fn(); //~ ERROR an `fn` pointer type cannot be `async`
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| type FT6 = for<'a> const async unsafe extern "C" fn();
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| //~^ ERROR an `fn` pointer type cannot be `const`
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| //~| ERROR an `fn` pointer type cannot be `async`
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| 
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| fn main() {
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|     let _recovery_witness: () = 0; //~ ERROR mismatched types
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| }
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