1 files changed, 24 insertions, 0 deletions
diff --git a/validation/builtin-sync-fetch.c b/validation/builtin-sync-fetch.c
new file mode 100644
index 00000000..45139a3c
--- /dev/null
+++ b/validation/builtin-sync-fetch.c
@@ -0,0 +1,24 @@
+static int ok_int(int *ptr, int val)
+{
+	return __sync_add_and_fetch(ptr, val);
+}
+
+static long* ok_ptr(long **ptr, long *val)
+{
+	return __sync_add_and_fetch(ptr, val);
+}
+
+static void chk_ret_ok(long *ptr, long val)
+{
+	_Static_assert([typeof(__sync_add_and_fetch(ptr, val))] == [long], "");
+}
+
+static int chk_val(int *ptr, long val)
+{
+	// OK: val is converted to an int
+	return __sync_add_and_fetch(ptr, val);
+}
+
+/*
+ * check-name: builtin-sync-fetch
+ */