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-rw-r--r--tests/ui/nll/issue-52534-1.rs48
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-52534-1.rs b/tests/ui/nll/issue-52534-1.rs
new file mode 100644
index 000000000..d9ea3ae42
--- /dev/null
+++ b/tests/ui/nll/issue-52534-1.rs
@@ -0,0 +1,48 @@
+struct Test;
+
+impl Test {
+ fn bar(&self, x: &u32) -> &u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+ }
+}
+
+fn foo(x: &u32) -> &u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+}
+
+fn baz(x: &u32) -> &&u32 {
+ let x = 22;
+ &&x
+//~^ ERROR cannot return value referencing local variable
+//~| ERROR cannot return reference to temporary value
+}
+
+fn foobazbar<'a>(x: u32, y: &'a u32) -> &'a u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+}
+
+fn foobar<'a>(x: &'a u32) -> &'a u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+}
+
+fn foobaz<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+}
+
+fn foobarbaz<'a, 'b>(x: &'a u32, y: &'b u32, z: &'a u32) -> &'a u32 {
+ let x = 22;
+ &x
+//~^ ERROR cannot return reference to local variable
+}
+
+fn main() { }