1 files changed, 55 insertions, 0 deletions
diff --git a/tests/src/JIT/jit64/mcc/interop/native_i1c.cpp b/tests/src/JIT/jit64/mcc/interop/native_i1c.cpp
new file mode 100644
index 0000000000..0edeeeffa5
--- /dev/null
+++ b/tests/src/JIT/jit64/mcc/interop/native_i1c.cpp
@@ -0,0 +1,55 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+#include <stdarg.h>
+#include "native.h"
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wvarargs"
+
+MCC_API VType1 __cdecl sum(float first, ...) {
+    VType1 result;
+
+    int count = 0;
+    float sum = 0.0;
+    float val = first;
+    va_list args;
+
+    // initialize variable arguments.
+    va_start(args, first);
+    while (val != (float)-1) {
+        sum += val;
+        count++;
+        val = va_arg(args, float);
+    }
+    // reset variable arguments.
+    va_end(args);
+
+    result.count = (float)count;
+    result.sum = sum;
+    result.average = result.sum / result.count;
+
+    result.count1 = (float)count;
+    result.sum1 = sum;
+    result.average1 = result.sum1 / result.count1;
+
+    result.count2 = (float)count;
+    result.sum2 = sum;
+    result.average2 = result.sum2 / result.count2;
+
+    result.count3 = (float)count;
+    result.sum3 = sum;
+    result.average3 = result.sum3 / result.count3;
+
+    result.count4 = (float)count;
+    result.sum4 = sum;
+    result.average4 = result.sum4 / result.count4;
+
+    result.count5 = (float)count;
+    result.sum5 = sum;
+    result.average5 = result.sum5 / result.count5;
+
+    return result;
+}
+
+#pragma clang diagnostic pop
+\ No newline at end of file