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// This code used to produce an ICE on the definition of trait Bar
// with the following message:
//
// Type parameter out of range when substituting in region 'a (root
// type=fn(Self) -> 'astr) (space=FnSpace, index=0)
//
// Regression test for issue #16218.
trait Bar<'a> {
fn dummy(&'a self);
}
trait Foo<'a> {
fn dummy(&'a self) { }
fn bar<'b, T: Bar<'b>>(self) -> &'b str;
}
impl<'a> Foo<'a> for &'a str {
fn bar<T: Bar<'a>>(self) -> &'a str { panic!() } //~ ERROR lifetime
}
fn main() {
}
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