1 files changed, 24 insertions, 0 deletions
diff --git a/tests/incremental/span_hash_stable/main.rs b/tests/incremental/span_hash_stable/main.rs
new file mode 100644
index 00000000000..367416430f8
--- /dev/null
+++ b/tests/incremental/span_hash_stable/main.rs
@@ -0,0 +1,24 @@
+// This test makes sure that it doesn't make a difference in which order we are
+// adding source files to the source_map. The order affects the BytePos values of
+// the spans and this test makes sure that we handle them correctly by hashing
+// file:line:column instead of raw byte offset.
+
+// ignore-asmjs wasm2js does not support source maps yet
+// revisions:rpass1 rpass2
+// compile-flags: -g -Z query-dep-graph
+
+#![feature(rustc_attrs)]
+
+mod auxiliary;
+
+fn main() {
+    let _ = auxiliary::sub1::SomeType {
+        x: 0,
+        y: 1,
+    };
+
+    let _ = auxiliary::sub2::SomeOtherType {
+        a: 2,
+        b: 3,
+    };
+}