From 8f0fa8d70ce08ee0347a5880d44faab8307b72f6 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sat, 10 Jan 2026 00:33:08 +0900
Subject: feat: implement va_arg()

---
 tests/variadic_functions.sh | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'tests')

diff --git a/tests/variadic_functions.sh b/tests/variadic_functions.sh
index 4f899ee..155fc1a 100644
--- a/tests/variadic_functions.sh
+++ b/tests/variadic_functions.sh
@@ -29,3 +29,23 @@ int main() {
     return 0;
 }
 EOF
+
+test_exit_code 0 <<'EOF'
+#include <stdarg.h>
+#include <helpers.h>
+
+int sum(int n, ...) {
+    va_list args;
+    va_start(args, n);
+    int s = 0;
+    for (int i = 0; i < n; ++i) {
+        s += va_arg(args, int);
+    }
+    va_end(args);
+    return s;
+}
+
+int main() {
+    ASSERT_EQ(400, sum(5, 100, 90, 80, 70, 60));
+}
+EOF
-- 
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