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Add regression test for macro expansion

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This commit is contained in:
Lzu Tao 2019-09-25 11:06:52 +07:00
parent 1366629262
commit 3b9e5dfda5
1 changed files with 2 additions and 0 deletions
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2
tests/ui/toplevel_ref_arg.rs
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@ -19,6 +19,8 @@ fn main() {
let (ref x, _) = (1, 2); // ok, not top level
println!("The answer is {}.", x);
let ref x = vec![1, 2, 3];
// Make sure that allowing the lint works
#[allow(clippy::toplevel_ref_arg)]
let ref mut x = 1_234_543;