1 files changed, 15 insertions, 0 deletions
diff --git a/test2.c b/test2.c
new file mode 100644
index 0000000..13ed47c
--- /dev/null
+++ b/test2.c
@@ -0,0 +1,15 @@
+typedef struct v2d { double x,y; } v2d;
+
+
+
+void addp(v2d *a, const v2d *b)
+{
+    a->x += b->x;
+    a->y += b->y;
+}
+
+v2d add(v2d a, v2d b)
+{
+    addp(&a, &b);
+    return a;
+}