27 lines
838 B
Rust
27 lines
838 B
Rust
// Check that explicit region bounds are allowed on the various
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// nominal types (but not on other types) and that they are type
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// checked.
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enum an_enum = ∫
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trait a_trait { fn foo() -> &self/int; }
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class a_class { let x:&self/int; new(x:&self/int) { self.x = x; } }
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fn a_fn1(e: an_enum/&a) -> an_enum/&b {
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ret e; //~ ERROR mismatched types: expected `an_enum/&b` but found `an_enum/&a`
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}
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fn a_fn2(e: a_trait/&a) -> a_trait/&b {
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ret e; //~ ERROR mismatched types: expected `a_trait/&b` but found `a_trait/&a`
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}
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fn a_fn3(e: a_class/&a) -> a_class/&b {
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ret e; //~ ERROR mismatched types: expected `a_class/&b` but found `a_class/&a`
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}
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fn a_fn4(e: int/&a) -> int/&b {
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//~^ ERROR region parameters are not allowed on this type
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//~^^ ERROR region parameters are not allowed on this type
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ret e;
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}
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fn main() { } |