diff options
Diffstat (limited to 'src/test/ui/mir/mir_early_return_scope.rs')
-rw-r--r-- | src/test/ui/mir/mir_early_return_scope.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/mir/mir_early_return_scope.rs b/src/test/ui/mir/mir_early_return_scope.rs new file mode 100644 index 000000000..a696471c3 --- /dev/null +++ b/src/test/ui/mir/mir_early_return_scope.rs @@ -0,0 +1,29 @@ +// run-pass +#![allow(unused_variables)] +static mut DROP: bool = false; + +struct ConnWrap(Conn); +impl ::std::ops::Deref for ConnWrap { + type Target=Conn; + fn deref(&self) -> &Conn { &self.0 } +} + +struct Conn; +impl Drop for Conn { + fn drop(&mut self) { unsafe { DROP = true; } } +} + +fn inner() { + let conn = &*match Some(ConnWrap(Conn)) { + Some(val) => val, + None => return, + }; + return; +} + +fn main() { + inner(); + unsafe { + assert_eq!(DROP, true); + } +} |