diff options
Diffstat (limited to 'src/test/ui/pattern/usefulness/refutable-pattern-in-fn-arg.rs')
-rw-r--r-- | src/test/ui/pattern/usefulness/refutable-pattern-in-fn-arg.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/test/ui/pattern/usefulness/refutable-pattern-in-fn-arg.rs b/src/test/ui/pattern/usefulness/refutable-pattern-in-fn-arg.rs new file mode 100644 index 000000000..a2d9e1935 --- /dev/null +++ b/src/test/ui/pattern/usefulness/refutable-pattern-in-fn-arg.rs @@ -0,0 +1,5 @@ +fn main() { + let f = |3: isize| println!("hello"); + //~^ ERROR refutable pattern in function argument: `_` not covered + f(4); +} |