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Diffstat (limited to 'tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr')
| -rw-r--r-- | tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr b/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr new file mode 100644 index 000000000..2b8fec86c --- /dev/null +++ b/tests/ui/unboxed-closures/unboxed-closure-sugar-lifetime-elision.stderr @@ -0,0 +1,24 @@ +error[E0106]: missing lifetime specifier + --> $DIR/unboxed-closure-sugar-lifetime-elision.rs:26:39 + | +LL | let _: dyn Foo(&isize, &usize) -> &usize; + | ------ ------ ^ expected named lifetime parameter + | + = help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from argument 1 or argument 2 + = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html +help: consider making the bound lifetime-generic with a new `'a` lifetime + | +LL | let _: dyn for<'a> Foo(&'a isize, &'a usize) -> &'a usize; + | +++++++ ++ ++ ++ +help: consider introducing a named lifetime parameter + | +LL ~ fn main<'a>() { +LL | eq::< dyn for<'a> Foo<(&'a isize,), Output=&'a isize>, + ... +LL | +LL ~ let _: dyn Foo(&'a isize, &'a usize) -> &'a usize; + | + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0106`. |