1 files changed, 14 insertions, 0 deletions
diff --git a/tests/run-make/pgo-indirect-call-promotion/main.rs b/tests/run-make/pgo-indirect-call-promotion/main.rs
new file mode 100644
index 000000000..27181f307
--- /dev/null
+++ b/tests/run-make/pgo-indirect-call-promotion/main.rs
@@ -0,0 +1,14 @@
+extern crate interesting;
+
+fn main() {
+    // function pointer case
+    let fns: Vec<_> = std::iter::repeat(interesting::function_called_always as fn())
+        .take(1000)
+        .collect();
+    interesting::call_a_bunch_of_functions(&fns[..]);
+
+    // Trait object case
+    let trait_objects = vec![0u32; 1000];
+    let trait_objects: Vec<_> = trait_objects.iter().map(|x| x as &dyn interesting::Foo).collect();
+    interesting::call_a_bunch_of_trait_methods(&trait_objects[..]);
+}