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      1 //===-- negdf2vfp_test.c - Test __negdf2vfp -------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file tests __negdf2vfp for the compiler_rt library.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #include <stdio.h>
     15 #include <stdlib.h>
     16 #include <math.h>
     17 
     18 
     19 extern COMPILER_RT_ABI double __negdf2vfp(double a);
     20 
     21 #if __arm__
     22 int test__negdf2vfp(double a)
     23 {
     24     double actual = __negdf2vfp(a);
     25     double expected = -a;
     26     if (actual != expected)
     27         printf("error in test__negdf2vfp(%f) = %f, expected %f\n",
     28                a, actual, expected);
     29     return actual != expected;
     30 }
     31 #endif
     32 
     33 int main()
     34 {
     35 #if __arm__
     36     if (test__negdf2vfp(1.0))
     37         return 1;
     38     if (test__negdf2vfp(HUGE_VALF))
     39         return 1;
     40     if (test__negdf2vfp(0.0))
     41         return 1;
     42     if (test__negdf2vfp(-1.0))
     43         return 1;
     44 #else
     45     printf("skipped\n");
     46 #endif
     47     return 0;
     48 }
     49