35 lines
1020 B
Rust
35 lines
1020 B
Rust
//@ run-pass
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struct MyStruct { field: usize }
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struct Nested { nested: MyStruct }
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struct Mix2 { nested: ((usize,),) }
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const STRUCT: MyStruct = MyStruct { field: 42 };
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const TUP: (usize,) = (43,);
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const NESTED_S: Nested = Nested { nested: MyStruct { field: 5 } };
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const NESTED_T: ((usize,),) = ((4,),);
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const MIX_1: ((Nested,),) = ((Nested { nested: MyStruct { field: 3 } },),);
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const MIX_2: Mix2 = Mix2 { nested: ((2,),) };
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const INSTANT_1: usize = (MyStruct { field: 1 }).field;
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const INSTANT_2: usize = (0,).0;
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fn main() {
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let a = [0; STRUCT.field];
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let b = [0; TUP.0];
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let c = [0; NESTED_S.nested.field];
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let d = [0; (NESTED_T.0).0];
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let e = [0; (MIX_1.0).0.nested.field];
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let f = [0; (MIX_2.nested.0).0];
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let g = [0; INSTANT_1];
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let h = [0; INSTANT_2];
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assert_eq!(a.len(), 42);
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assert_eq!(b.len(), 43);
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assert_eq!(c.len(), 5);
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assert_eq!(d.len(), 4);
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assert_eq!(e.len(), 3);
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assert_eq!(f.len(), 2);
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assert_eq!(g.len(), 1);
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assert_eq!(h.len(), 0);
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}
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