diff options
Diffstat (limited to 'src/test/ui/borrowck/regions-escape-unboxed-closure.rs')
| -rw-r--r-- | src/test/ui/borrowck/regions-escape-unboxed-closure.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/regions-escape-unboxed-closure.rs b/src/test/ui/borrowck/regions-escape-unboxed-closure.rs new file mode 100644 index 000000000..f01e47122 --- /dev/null +++ b/src/test/ui/borrowck/regions-escape-unboxed-closure.rs @@ -0,0 +1,7 @@ +fn with_int(f: &mut dyn FnMut(&isize)) {} + +fn main() { + let mut x: Option<&isize> = None; + with_int(&mut |y| x = Some(y)); + //~^ ERROR borrowed data escapes outside of closure +} |