diff options
Diffstat (limited to 'src/test/ui/functions-closures/capture-clauses-unboxed-closures.rs')
-rw-r--r-- | src/test/ui/functions-closures/capture-clauses-unboxed-closures.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/ui/functions-closures/capture-clauses-unboxed-closures.rs b/src/test/ui/functions-closures/capture-clauses-unboxed-closures.rs new file mode 100644 index 000000000..206b3d7b6 --- /dev/null +++ b/src/test/ui/functions-closures/capture-clauses-unboxed-closures.rs @@ -0,0 +1,13 @@ +// run-pass +fn each<'a,T,F:FnMut(&'a T)>(x: &'a [T], mut f: F) { + for val in x { + f(val) + } +} + +fn main() { + let mut sum = 0; + let elems = [ 1, 2, 3, 4, 5 ]; + each(&elems, |val: &usize| sum += *val); + assert_eq!(sum, 15); +} |