60 lines
2 KiB
Rust
60 lines
2 KiB
Rust
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// aux-build:unstable_generic_param.rs
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extern crate unstable_generic_param;
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use unstable_generic_param::*;
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struct R;
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impl Trait1 for S {
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fn foo() -> () { () } // ok
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}
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struct S;
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impl Trait1<usize> for S { //~ ERROR use of unstable library feature 'unstable_default'
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fn foo() -> usize { 0 }
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}
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impl Trait1<isize> for S { //~ ERROR use of unstable library feature 'unstable_default'
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fn foo() -> isize { 0 }
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}
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impl Trait2<usize> for S { //~ ERROR use of unstable library feature 'unstable_default'
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fn foo() -> usize { 0 }
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}
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impl Trait3<usize> for S {
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fn foo() -> usize { 0 } // ok
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}
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fn main() {
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// let _ = S;
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// let _ = Struct1 { field: 1 }; //~ ERROR use of unstable library feature 'unstable_default'
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// let _: Struct1 = Struct1 { field: 1 }; //~ ERROR use of unstable library feature 'unstable_default'
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// let _: Struct1<isize> = Struct1 { field: 1 }; //~ ERROR use of unstable library feature 'unstable_default'
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// let _ = STRUCT1; // ok
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// let _: Struct1 = STRUCT1; // ok
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// let _: Struct1<usize> = STRUCT1; //~ ERROR use of unstable library feature 'unstable_default'
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// let _: Struct1<usize> = STRUCT1; //~ ERROR use of unstable library feature 'unstable_default'
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// let _ = STRUCT1.field; // ok
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// let _: usize = STRUCT1.field; //~ ERROR use of unstable library feature 'unstable_default'
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// let _ = STRUCT1.field + 1; //~ ERROR use of unstable library feature 'unstable_default'
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// let _ = STRUCT1.field + 1usize; //~ ERROR use of unstable library feature 'unstable_default'
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// let _ = Struct2 { field: 1 }; // ok
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// let _: Struct2 = Struct2 { field: 1 }; // ok
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// let _: Struct2<usize> = Struct2 { field: 1 }; // ok
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// let _ = STRUCT2;
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// let _: Struct2 = STRUCT2; // ok
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// let _: Struct2<usize> = STRUCT2; // ok
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// let _: Struct2<usize> = STRUCT2; // ok
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// let _ = STRUCT2.field; // ok
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// let _: usize = STRUCT2.field; // ok
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// let _ = STRUCT2.field + 1; // ok
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// let _ = STRUCT2.field + 1usize; // ok
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}
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