summaryrefslogtreecommitdiffstats
path: root/tests/ui/output-slot-variants.rs
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/output-slot-variants.rs')
-rw-r--r--tests/ui/output-slot-variants.rs69
1 files changed, 69 insertions, 0 deletions
diff --git a/tests/ui/output-slot-variants.rs b/tests/ui/output-slot-variants.rs
new file mode 100644
index 000000000..7c20a2b2f
--- /dev/null
+++ b/tests/ui/output-slot-variants.rs
@@ -0,0 +1,69 @@
+// run-pass
+
+#![allow(dead_code)]
+#![allow(unused_assignments)]
+#![allow(unknown_lints)]
+// pretty-expanded FIXME #23616
+
+#![allow(dead_assignment)]
+#![allow(unused_variables)]
+
+struct A { a: isize, b: isize }
+struct Abox { a: Box<isize>, b: Box<isize> }
+
+fn ret_int_i() -> isize { 10 }
+
+fn ret_ext_i() -> Box<isize> { Box::new(10) }
+
+fn ret_int_rec() -> A { A {a: 10, b: 10} }
+
+fn ret_ext_rec() -> Box<A> { Box::new(A {a: 10, b: 10}) }
+
+fn ret_ext_mem() -> Abox { Abox {a: Box::new(10), b: Box::new(10) } }
+
+fn ret_ext_ext_mem() -> Box<Abox> { Box::new(Abox{a: Box::new(10), b: Box::new(10) }) }
+
+pub fn main() {
+ let mut int_i: isize;
+ let mut ext_i: Box<isize>;
+ let mut int_rec: A;
+ let mut ext_rec: Box<A>;
+ let mut ext_mem: Abox;
+ let mut ext_ext_mem: Box<Abox>;
+ int_i = ret_int_i(); // initializing
+
+ int_i = ret_int_i(); // non-initializing
+
+ int_i = ret_int_i(); // non-initializing
+
+ ext_i = ret_ext_i(); // initializing
+
+ ext_i = ret_ext_i(); // non-initializing
+
+ ext_i = ret_ext_i(); // non-initializing
+
+ int_rec = ret_int_rec(); // initializing
+
+ int_rec = ret_int_rec(); // non-initializing
+
+ int_rec = ret_int_rec(); // non-initializing
+
+ ext_rec = ret_ext_rec(); // initializing
+
+ ext_rec = ret_ext_rec(); // non-initializing
+
+ ext_rec = ret_ext_rec(); // non-initializing
+
+ ext_mem = ret_ext_mem(); // initializing
+
+ ext_mem = ret_ext_mem(); // non-initializing
+
+ ext_mem = ret_ext_mem(); // non-initializing
+
+ ext_ext_mem = ret_ext_ext_mem(); // initializing
+
+ ext_ext_mem = ret_ext_ext_mem(); // non-initializing
+
+ ext_ext_mem = ret_ext_ext_mem(); // non-initializing
+
+}