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simple-match-generic-tag.rs
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//@ run-pass
#![
allow
(
dead_code
)]
#![
allow
(
non_camel_case_types
)]
enum
opt
<
T
>
{
none
,
some
(
T
)
}
pub
fn
main
()
{
let
x
=
opt
::
none
::<
isize
>;
match
x
{
opt
::
none
::<
isize
>
=>
{
println
!(
"hello world"
);
}
opt
::
some
(
_
)
=>
{
}
}
}