error[E0311]: the parameter type `impl Sized` may not live long enough
  --> $DIR/issue-105544.rs:7:5
   |
LL |     (d, p)
   |     ^^^^^^
   |
note: the parameter type `impl Sized` must be valid for the anonymous lifetime defined here...
  --> $DIR/issue-105544.rs:5:26
   |
LL | fn foo(d: impl Sized, p: &mut ()) -> impl Sized + '_ {
   |                          ^^^^^^^
note: ...so that the type `impl Sized` will meet its required lifetime bounds
  --> $DIR/issue-105544.rs:7:5
   |
LL |     (d, p)
   |     ^^^^^^
help: consider adding an explicit lifetime bound...
   |
LL | fn foo<'a>(d: impl Sized + 'a, p: &'a mut ()) -> impl Sized + '_ {
   |       ++++               ++++      ++

error[E0309]: the parameter type `impl Sized` may not live long enough
  --> $DIR/issue-105544.rs:14:5
   |
LL |     (d, p)
   |     ^^^^^^ ...so that the type `impl Sized` will meet its required lifetime bounds
   |
help: consider adding an explicit lifetime bound...
   |
LL | fn foo1<'b>(d: impl Sized + 'b, p: &'b mut ()) -> impl Sized + '_ {
   |                           ++++

error[E0311]: the parameter type `impl Sized + 'a` may not live long enough
  --> $DIR/issue-105544.rs:20:5
   |
LL |     (d, p)
   |     ^^^^^^
   |
note: the parameter type `impl Sized + 'a` must be valid for the anonymous lifetime defined here...
  --> $DIR/issue-105544.rs:18:36
   |
LL | fn foo2<'a>(d: impl Sized + 'a, p: &mut ()) -> impl Sized + '_ {
   |                                    ^^^^^^^
note: ...so that the type `impl Sized + 'a` will meet its required lifetime bounds
  --> $DIR/issue-105544.rs:20:5
   |
LL |     (d, p)
   |     ^^^^^^
help: consider adding an explicit lifetime bound...
   |
LL | fn foo2<'b, 'a>(d: impl Sized + 'a + 'b, p: &'b mut ()) -> impl Sized + '_ {
   |         +++                        ++++      ++

error[E0311]: the parameter type `T` may not live long enough
  --> $DIR/issue-105544.rs:27:5
   |
LL |     (d, p)
   |     ^^^^^^
   |
note: the parameter type `T` must be valid for the anonymous lifetime defined here...
  --> $DIR/issue-105544.rs:25:28
   |
LL | fn bar<T : Sized>(d: T, p: & mut ()) -> impl Sized + '_ {
   |                            ^^^^^^^^
note: ...so that the type `T` will meet its required lifetime bounds
  --> $DIR/issue-105544.rs:27:5
   |
LL |     (d, p)
   |     ^^^^^^
help: consider adding an explicit lifetime bound...
   |
LL | fn bar<'a, T : Sized + 'a>(d: T, p: &'a mut ()) -> impl Sized + '_ {
   |        +++           ++++            ++

error[E0309]: the parameter type `T` may not live long enough
  --> $DIR/issue-105544.rs:34:5
   |
LL |     (d, p)
   |     ^^^^^^ ...so that the type `T` will meet its required lifetime bounds
   |
help: consider adding an explicit lifetime bound...
   |
LL | fn bar1<'b, T : Sized + 'b>(d: T, p: &'b mut ()) -> impl Sized + '_ {
   |                       ++++

error[E0311]: the parameter type `T` may not live long enough
  --> $DIR/issue-105544.rs:40:5
   |
LL |     (d, p)
   |     ^^^^^^
   |
note: the parameter type `T` must be valid for the anonymous lifetime defined here...
  --> $DIR/issue-105544.rs:38:38
   |
LL | fn bar2<'a, T : Sized + 'a>(d: T, p: &mut ()) -> impl Sized + '_ {
   |                                      ^^^^^^^
note: ...so that the type `T` will meet its required lifetime bounds
  --> $DIR/issue-105544.rs:40:5
   |
LL |     (d, p)
   |     ^^^^^^
help: consider adding an explicit lifetime bound...
   |
LL | fn bar2<'b, 'a, T : Sized + 'a + 'b>(d: T, p: &'b mut ()) -> impl Sized + '_ {
   |         +++                    ++++            ++

error: aborting due to 6 previous errors

Some errors have detailed explanations: E0309, E0311.
For more information about an error, try `rustc --explain E0309`.