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Diffstat (limited to 'tests/ui/rfcs/rfc-0107-bind-by-move-pattern-guards/rfc-reject-double-move-across-arms.rs')
-rw-r--r--tests/ui/rfcs/rfc-0107-bind-by-move-pattern-guards/rfc-reject-double-move-across-arms.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-0107-bind-by-move-pattern-guards/rfc-reject-double-move-across-arms.rs b/tests/ui/rfcs/rfc-0107-bind-by-move-pattern-guards/rfc-reject-double-move-across-arms.rs
new file mode 100644
index 000000000..6f0d2b045
--- /dev/null
+++ b/tests/ui/rfcs/rfc-0107-bind-by-move-pattern-guards/rfc-reject-double-move-across-arms.rs
@@ -0,0 +1,24 @@
+#![feature(if_let_guard)]
+
+enum VecWrapper { A(Vec<i32>) }
+
+fn if_guard(x: VecWrapper) -> usize {
+ match x {
+ VecWrapper::A(v) if { drop(v); false } => 1,
+ //~^ ERROR cannot move out of `v` in pattern guard
+ VecWrapper::A(v) => v.len()
+ }
+}
+
+fn if_let_guard(x: VecWrapper) -> usize {
+ match x {
+ VecWrapper::A(v) if let Some(()) = { drop(v); None } => 1,
+ //~^ ERROR cannot move out of `v` in pattern guard
+ VecWrapper::A(v) => v.len()
+ }
+}
+
+fn main() {
+ if_guard(VecWrapper::A(vec![107]));
+ if_let_guard(VecWrapper::A(vec![107]));
+}