1 files changed, 50 insertions, 0 deletions
diff --git a/test/builtins/Unit/truncdfsf2vfp_test.c b/test/builtins/Unit/truncdfsf2vfp_test.c
new file mode 100644
index 0000000000000..afc7868b0de08
--- /dev/null
+++ b/test/builtins/Unit/truncdfsf2vfp_test.c
@@ -0,0 +1,50 @@
+//===-- truncdfsf2vfp_test.c - Test __truncdfsf2vfp -----------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file tests __truncdfsf2vfp for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+
+
+extern float __truncdfsf2vfp(double a);
+
+#if __arm__
+int test__truncdfsf2vfp(double a)
+{
+    float actual = __truncdfsf2vfp(a);
+    float expected = a;
+    if (actual != expected)
+        printf("error in test__truncdfsf2vfp(%f) = %f, expected %f\n",
+               a, actual, expected);
+    return actual != expected;
+}
+#endif
+
+int main()
+{
+#if __arm__
+    if (test__truncdfsf2vfp(0.0))
+        return 1;
+    if (test__truncdfsf2vfp(1.0))
+        return 1;
+    if (test__truncdfsf2vfp(-1.0))
+        return 1;
+    if (test__truncdfsf2vfp(3.1415926535))
+        return 1;
+    if (test__truncdfsf2vfp(123.456))
+        return 1;
+#else
+    printf("skipped\n");
+#endif
+    return 0;
+}