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// RUN: %clang_builtins %s %librt -o %t && %run %t
//===-- extendsfdf2vfp_test.c - Test __extendsfdf2vfp ---------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file tests __extendsfdf2vfp for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
extern COMPILER_RT_ABI double __extendsfdf2vfp(float a);
#if __arm__ && __VFP_FP__
int test__extendsfdf2vfp(float a)
{
double actual = __extendsfdf2vfp(a);
double expected = a;
if (actual != expected)
printf("error in test__extendsfdf2vfp(%f) = %f, expected %f\n",
a, actual, expected);
return actual != expected;
}
#endif
int main()
{
#if __arm__ && __VFP_FP__
if (test__extendsfdf2vfp(0.0))
return 1;
if (test__extendsfdf2vfp(1.0))
return 1;
if (test__extendsfdf2vfp(-1.0))
return 1;
if (test__extendsfdf2vfp(3.1415926535))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
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