forked from rust-lang/rust
-
Notifications
You must be signed in to change notification settings - Fork 1
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
61443dc
commit 7067561
Showing
1 changed file
with
26 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 +1,26 @@ | ||
// exec-env:RUST_POISON_ON_FREE=1 | ||
|
||
// Test that we root `x` even though it is found in immutable memory, | ||
// because it is moved. | ||
|
||
#[feature(managed_boxes)]; | ||
|
||
fn free<T>(x: @T) {} | ||
|
||
struct Foo { | ||
f: @Bar | ||
} | ||
|
||
struct Bar { | ||
g: int | ||
} | ||
|
||
fn lend(x: @Foo) -> int { | ||
let y = &x.f.g; | ||
free(x); // specifically here, if x is not rooted, it will be freed | ||
*y | ||
} | ||
|
||
pub fn main() { | ||
assert_eq!(lend(@Foo {f: @Bar {g: 22}}), 22); | ||
} |
7067561
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+, just a test