1 files changed, 16 insertions, 0 deletions
diff --git a/util/romcc/tests/simple_test24.c b/util/romcc/tests/simple_test24.c
new file mode 100644
index 0000000000..01413c2dad
--- /dev/null
+++ b/util/romcc/tests/simple_test24.c
@@ -0,0 +1,16 @@
+void smbus_read_byte(void)
+{
+	unsigned char host_status_register;
+	unsigned char byte;
+	int result;
+
+	host_status_register = __builtin_inb(0x1234);
+
+	/* read results of transaction */
+	byte = __builtin_inb(0x4567);
+
+	result = byte;
+	if (host_status_register != 0x02) {
+		result = -1;
+	}
+}