forked from rust-lang/rust
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add regression test for issue rust-lang#17283
- Loading branch information
Showing
1 changed file
with
37 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,37 @@ | ||
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT | ||
// file at the top-level directory of this distribution and at | ||
// http://rust-lang.org/COPYRIGHT. | ||
// | ||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | ||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | ||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | ||
// option. This file may not be copied, modified, or distributed | ||
// except according to those terms. | ||
|
||
// Test that the parser does not attempt to parse struct literals | ||
// within assignments in if expressions. | ||
|
||
struct Foo { | ||
foo: uint | ||
} | ||
|
||
fn main() { | ||
let x = 1u; | ||
let y: Foo; | ||
|
||
// `x { ... }` should not be interpreted as a struct literal here | ||
if x = x { | ||
//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ()) | ||
println!("{}", x); | ||
} | ||
// Explicit parentheses on the left should match behavior of above | ||
if (x = x) { | ||
//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ()) | ||
println!("{}", x); | ||
} | ||
// The struct literal interpretation is fine with explicit parentheses on the right | ||
if y = (Foo { foo: x }) { | ||
//~^ ERROR mismatched types: expected `bool`, found `()` (expected bool, found ()) | ||
println!("{}", x); | ||
} | ||
} |
0e230c0
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
r+