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src
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test
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ui
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block-fn-coerce.rs
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// run-pass
#![
allow
(
unused_braces
)]
fn
force
<
F
>(
f
:
F
)
->
isize where F
:
FnOnce
()
->
isize
{
return
f
();
}
pub
fn
main
()
{
fn
f
()
->
isize
{
return
7
;
}
assert_eq
!(
force
(
f
),
7
);
let
g
=
{||
force
(
f
)};
assert_eq
!(
g
(),
7
);
}