mirror of https://github.com/rust-lang/rust
51 lines
1.1 KiB
Rust
51 lines
1.1 KiB
Rust
// Unit test for the "user substitutions" that are annotated on each
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// node.
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enum SomeEnum<T> {
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SomeVariant { t: T }
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}
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fn no_annot() {
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let c = 66;
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SomeEnum::SomeVariant { t: &c };
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}
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fn annot_underscore() {
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let c = 66;
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SomeEnum::SomeVariant::<_> { t: &c };
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}
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fn annot_reference_any_lifetime() {
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let c = 66;
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SomeEnum::SomeVariant::<&u32> { t: &c };
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}
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fn annot_reference_static_lifetime() {
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let c = 66;
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SomeEnum::SomeVariant::<&'static u32> { t: &c }; //~ ERROR
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}
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fn annot_reference_named_lifetime<'a>(_d: &'a u32) {
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let c = 66;
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SomeEnum::SomeVariant::<&'a u32> { t: &c }; //~ ERROR
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}
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fn annot_reference_named_lifetime_ok<'a>(c: &'a u32) {
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SomeEnum::SomeVariant::<&'a u32> { t: c };
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}
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fn annot_reference_named_lifetime_in_closure<'a>(_: &'a u32) {
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let _closure = || {
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let c = 66;
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SomeEnum::SomeVariant::<&'a u32> { t: &c }; //~ ERROR
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};
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}
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fn annot_reference_named_lifetime_in_closure_ok<'a>(c: &'a u32) {
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let _closure = || {
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SomeEnum::SomeVariant::<&'a u32> { t: c };
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};
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}
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fn main() { }
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