1 files changed, 20 insertions, 0 deletions
diff --git a/tests/incremental/change_implementation_cross_crate/main.rs b/tests/incremental/change_implementation_cross_crate/main.rs
new file mode 100644
index 00000000000..dee9ebd74a8
--- /dev/null
+++ b/tests/incremental/change_implementation_cross_crate/main.rs
@@ -0,0 +1,20 @@
+// Test that we are able to reuse `main` despite the changes in the implementation of `foo` and
+// `bar`.
+
+// revisions: rpass1 rpass2
+// aux-build: a.rs
+// compile-flags: -Zquery-dep-graph
+
+#![feature(rustc_attrs)]
+#![crate_type = "bin"]
+#![rustc_partition_reused(module = "main", cfg = "rpass2")]
+
+extern crate a;
+
+pub fn main() {
+    let vec: Vec<u8> = vec![0, 1, 2, 3];
+    for b in vec {
+        println!("{}", a::foo(b));
+        println!("{}", a::bar(b));
+    }
+}