1 files changed, 19 insertions, 0 deletions
diff --git a/tests/core/cgo/add.c b/tests/core/cgo/add.c
new file mode 100644
index 00000000..fba09af2
--- /dev/null
+++ b/tests/core/cgo/add.c
@@ -0,0 +1,19 @@
+#include <add.h>
+#include <generated_cppopts.h>
+#include <generated_copts.h>
+
+#if !defined(RULES_GO_C) || !defined(RULES_GO_CPP) || defined(RULES_GO_CXX)
+#error This is a C file, only RULES_GO_C and RULES_GO_CPP should be defined.
+#endif
+
+#if !defined(GENERATED_COPTS) || !defined(GENERATED_CPPOPTS) || defined(GENERATED_CXXOPTS)
+#error Generated headers should be correctly included
+#endif
+
+int add_c(int a, int b) {
+    int $ = 0;
+    int sum = a + b;
+    sum += DOLLAR_SIGN_C;
+    sum += DOLLAR_SIGN_CPP;
+    return sum;
+}