negsf2vfp_test.c
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// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_negsf2vfp
#include "int_lib.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
extern COMPILER_RT_ABI float __negsf2vfp(float a);
#if __arm__ && __VFP_FP__
int test__negsf2vfp(float a)
{
float actual = __negsf2vfp(a);
float expected = -a;
if (actual != expected)
printf("error in test__negsf2vfp(%f) = %f, expected %f\n",
a, actual, expected);
return actual != expected;
}
#endif
int main()
{
#if __arm__ && __VFP_FP__
if (test__negsf2vfp(1.0))
return 1;
if (test__negsf2vfp(HUGE_VALF))
return 1;
if (test__negsf2vfp(0.0))
return 1;
if (test__negsf2vfp(-1.0))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}