1 files changed, 24 insertions, 0 deletions
diff --git a/util/romcc/tests/simple_test19.c b/util/romcc/tests/simple_test19.c
new file mode 100644
index 0000000000..0bdcf422ef
--- /dev/null
+++ b/util/romcc/tests/simple_test19.c
@@ -0,0 +1,24 @@
+static void hlt(void) 
+{
+	__builtin_hlt();
+}
+
+typedef __builtin_msr_t msr_t;
+
+static msr_t rdmsr(unsigned long index)
+{
+	return __builtin_rdmsr(index);
+}
+
+static void wrmsr(unsigned long index, msr_t msr)
+{
+	__builtin_wrmsr(index, msr.lo, msr.hi);
+}
+
+static void main(void)
+{
+	msr_t msr;
+	msr = rdmsr(0x1234);
+	msr.lo &= ~(1<<5);
+	wrmsr(0x1234, msr);
+}