diff --git a/tests/codegen/autovectorize-f32x4.rs b/tests/codegen/autovectorize-f32x4.rs
index 474ff1c4e91..54392be707f 100644
--- a/tests/codegen/autovectorize-f32x4.rs
+++ b/tests/codegen/autovectorize-f32x4.rs
@@ -30,3 +30,13 @@
     }
     c
 }
+
+// CHECK-LABEL: @auto_vectorize_array_from_fn
+#[no_mangle]
+pub fn auto_vectorize_array_from_fn(a: [f32; 4], b: [f32; 4]) -> [f32; 4] {
+// CHECK: load <4 x float>
+// CHECK: load <4 x float>
+// CHECK: fadd <4 x float>
+// CHECK: store <4 x float>
+    std::array::from_fn(|i| a[i] + b[i])
+}