1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/consts/const-fn-nested.rs b/tests/ui/consts/const-fn-nested.rs
new file mode 100644
index 000000000..ef5598bf9
--- /dev/null
+++ b/tests/ui/consts/const-fn-nested.rs
@@ -0,0 +1,12 @@
+// run-pass
+// Test a call whose argument is the result of another call.
+
+const fn sub(x: u32, y: u32) -> u32 {
+    x - y
+}
+
+const X: u32 = sub(sub(88, 44), 22);
+
+fn main() {
+    assert_eq!(X, 22);
+}