diff options
Diffstat (limited to 'src/test/ui/borrowck/issue-81365-4.rs')
-rw-r--r-- | src/test/ui/borrowck/issue-81365-4.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/issue-81365-4.rs b/src/test/ui/borrowck/issue-81365-4.rs new file mode 100644 index 000000000..b2643eb33 --- /dev/null +++ b/src/test/ui/borrowck/issue-81365-4.rs @@ -0,0 +1,38 @@ +use std::ops::Deref; + +struct DerefTarget { + target_field: bool, +} +struct Container { + target: DerefTarget, + container_field: bool, +} + +impl Deref for Container { + type Target = DerefTarget; + fn deref(&self) -> &Self::Target { + &self.target + } +} + +struct Outer { + container: Container, + outer_field: bool, +} + +impl Deref for Outer { + type Target = Container; + fn deref(&self) -> &Self::Target { + &self.container + } +} + +impl Outer { + fn bad_borrow(&mut self) { + let first = &self.target_field; + self.outer_field = true; //~ ERROR E0506 + first; + } +} + +fn main() {} |