diff --git a/src/cmd/go/testdata/src/vend/x/vendor/p/p/p.go b/src/cmd/go/testdata/src/vend/x/vendor/p/p/p.go
new file mode 100644
index 0000000000..e12e12c2f4
--- /dev/null
+++ b/src/cmd/go/testdata/src/vend/x/vendor/p/p/p.go
@@ -0,0 +1,3 @@
+package p
+
+import _ "notfound"