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(merge: 674770e 3dc3d9d)
Merge #3425
authorbors[bot] <26634292+bors[bot]@users.noreply.github.com>
Tue, 3 Mar 2020 17:07:27 +0000 (17:07 +0000)
committerGitHub <noreply@github.com>
Tue, 3 Mar 2020 17:07:27 +0000 (17:07 +0000)
commitcebb995d21e18990939287f55628237563583b27
tree1285b0bc44128ed92f454f98be039c5e80d840detree | snapshot
parent674770ef0473cf938d734f54bcf33524d9fdf5f8commit | diff
parent3dc3d9d18fba0396afa73644865c687b2e64815ecommit | diff
Merge #3425

3425: Fix a bug for single dollar sign macro r=matklad a=edwin0cheng

This PR fixed a bug to allow the following valid `macro_rules!` :

```rust
macro_rules! m {
    ($) => ($)
}
```

Co-authored-by: Edwin Cheng <edwin0cheng@gmail.com>
Empowering everyone to build reliable and efficient software.