Make native_deps test fail with pie (#1141)

diff --git a/test/unit/native_deps/native_dep.cc b/test/unit/native_deps/native_dep.cc
index 252780d..9127b43 100644
--- a/test/unit/native_deps/native_dep.cc
+++ b/test/unit/native_deps/native_dep.cc
@@ -1 +1,3 @@
-extern "C" int native_dep() { return 42; }
\ No newline at end of file
+int native_global = 42;
+
+extern "C" int native_dep() { return native_global; }
\ No newline at end of file