diff options
Diffstat (limited to 'src/test/ui/newtype.rs')
-rw-r--r-- | src/test/ui/newtype.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/newtype.rs b/src/test/ui/newtype.rs new file mode 100644 index 000000000..f02b66f45 --- /dev/null +++ b/src/test/ui/newtype.rs @@ -0,0 +1,23 @@ +// run-pass + +#![allow(non_camel_case_types)] +#[derive(Copy, Clone)] +struct mytype(Mytype); + +#[derive(Copy, Clone)] +struct Mytype { + compute: fn(mytype) -> isize, + val: isize, +} + +fn compute(i: mytype) -> isize { + let mytype(m) = i; + return m.val + 20; +} + +pub fn main() { + let myval = mytype(Mytype{compute: compute, val: 30}); + println!("{}", compute(myval)); + let mytype(m) = myval; + assert_eq!((m.compute)(myval), 50); +} |