1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/incremental/issue-80336-invalid-span.rs b/src/test/incremental/issue-80336-invalid-span.rs
new file mode 100644
index 000000000..7757d9159
--- /dev/null
+++ b/src/test/incremental/issue-80336-invalid-span.rs
@@ -0,0 +1,10 @@
+// Regression test for issue #80336
+// Test that we properly handle encoding, decoding, and hashing
+// of spans with an invalid location and non-root `SyntaxContext`
+
+// revisions:rpass1 rpass2
+// only-x86_64
+
+pub fn main() {
+    let _ = is_x86_feature_detected!("avx2");
+}