diff options
Diffstat (limited to 'tests/ui/borrowck/issue-85765-closure.rs')
-rw-r--r-- | tests/ui/borrowck/issue-85765-closure.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-85765-closure.rs b/tests/ui/borrowck/issue-85765-closure.rs new file mode 100644 index 000000000..f2d1dd0fb --- /dev/null +++ b/tests/ui/borrowck/issue-85765-closure.rs @@ -0,0 +1,31 @@ +fn main() { + let _ = || { + let mut test = Vec::new(); + let rofl: &Vec<Vec<i32>> = &mut test; + //~^ HELP consider changing this binding's type + rofl.push(Vec::new()); + //~^ ERROR cannot borrow `*rofl` as mutable, as it is behind a `&` reference + //~| NOTE `rofl` is a `&` reference, so the data it refers to cannot be borrowed as mutable + + let mut mutvar = 42; + let r = &mutvar; + //~^ HELP consider changing this to be a mutable reference + *r = 0; + //~^ ERROR cannot assign to `*r`, which is behind a `&` reference + //~| NOTE `r` is a `&` reference, so the data it refers to cannot be written + + #[rustfmt::skip] + let x: &usize = &mut{0}; + //~^ HELP consider changing this binding's type + *x = 1; + //~^ ERROR cannot assign to `*x`, which is behind a `&` reference + //~| NOTE `x` is a `&` reference, so the data it refers to cannot be written + + #[rustfmt::skip] + let y: &usize = &mut(0); + //~^ HELP consider changing this binding's type + *y = 1; + //~^ ERROR cannot assign to `*y`, which is behind a `&` reference + //~| NOTE `y` is a `&` reference, so the data it refers to cannot be written + }; +} |