[rustc.git] / tests / ui / issues / issue-51154.stderr

error[E0308]: mismatched types
  --> $DIR/issue-51154.rs:2:30
   |
LL | fn foo<F: FnMut()>() {
   |        - expected this type parameter
LL |     let _: Box<F> = Box::new(|| ());
   |                     -------- ^^^^^ expected type parameter `F`, found closure
   |                     |
   |                     arguments to this function are incorrect
   |
   = note: expected type parameter `F`
                     found closure `{closure@$DIR/issue-51154.rs:2:30: 2:32}`
   = help: every closure has a distinct type and so could not always match the caller-chosen type of parameter `F`
note: associated function defined here
  --> $SRC_DIR/alloc/src/boxed.rs:LL:COL

error: aborting due to previous error

For more information about this error, try `rustc --explain E0308`.
Commit	Line	Data
1b1a35ee XL	1	error[E0308]: mismatched types
	2	--> $DIR/issue-51154.rs:2:30
	3	\|
	4	LL \| fn foo<F: FnMut()>() {
ed00b5ec	5	\| - expected this type parameter
1b1a35ee	6	LL \| let _: Box<F> = Box::new(\|\| ());
923072b8 FG	7	\| -------- ^^^^^ expected type parameter `F`, found closure
	8	\| \|
	9	\| arguments to this function are incorrect
1b1a35ee XL	10	\|
1b1a35ee XL	11	= note: expected type parameter `F`
781aab86	12	found closure `{closure@$DIR/issue-51154.rs:2:30: 2:32}`
1b1a35ee	13	= help: every closure has a distinct type and so could not always match the caller-chosen type of parameter `F`
923072b8 FG	14	note: associated function defined here
923072b8 FG	15	--> $SRC_DIR/alloc/src/boxed.rs:LL:COL
1b1a35ee XL	16
	17	error: aborting due to previous error
	18
	19	For more information about this error, try `rustc --explain E0308`.