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// Test that we report an error for unused type parameters in types.
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struct SomeStruct<'a> { x: u32 } //~ ERROR parameter `'a` is never used
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enum SomeEnum<'a> { Nothing } //~ ERROR parameter `'a` is never used
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trait SomeTrait<'a> { fn foo(&self); } // OK on traits.
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fn main() {}
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