/* Test C99 math functions are available in C++11 without _GNU_SOURCE.

   Copyright (C) 2017-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#undef _GNU_SOURCE

#undef _DEFAULT_SOURCE

#undef _XOPEN_SOURCE

#undef _POSIX_SOURCE

#undef _POSIX_C_SOURCE

// __STRICT_ANSI__ gets defined by -std=c++11 in CFLAGS

#include <math.h>

#include <stdio.h>

static int

do_test (void)

{

#ifdef _GNU_SOURCE

  printf ("FAIL: _GNU_SOURCE is defined.\n");

  return 1;

#endif

#if __cplusplus >= 201103L

  /* Verify that C11 math functions and types are defined for C++11,

     without _GNU_SOURCE being defined. [BZ #21326] */

  (void) FP_INFINITE;

  (void) FP_NAN;

  (void) FP_NORMAL;

  (void) FP_SUBNORMAL;

  (void) FP_ZERO;

  double_t d = 1.0;

  (void) d;

  float_t f = 1.0f;

  (void) f;

  (void) acosh;

  (void) acoshf;

  (void) acoshl;

  (void) asinh;

  (void) asinhf;

  (void) asinhl;

  (void) atanh;

  (void) atanhf;

  (void) atanhl;

  (void) cbrt;

  (void) cbrtf;

  (void) cbrtl;

  (void) copysign;

  (void) copysignf;

  (void) copysignl;

  (void) erf;

  (void) erff;

  (void) erfl;

  (void) erfc;

  (void) erfcf;

  (void) erfcl;

  (void) exp2;

  (void) exp2f;

  (void) exp2l;

  (void) expm1;

  (void) expm1f;

  (void) expm1l;

  (void) fdim;

  (void) fdimf;

  (void) fdiml;

  (void) fma;

  (void) fmaf;

  (void) fmal;

  (void) fmax;

  (void) fmaxf;

  (void) fmaxl;

  (void) fmin;

  (void) fminf;

  (void) fminl;

  (void) hypot;

  (void) hypotf;

  (void) hypotl;

  (void) ilogb;

  (void) ilogbf;

  (void) ilogbl;

  (void) lgamma;

  (void) lgammaf;

  (void) lgammal;

  (void) llrint;

  (void) llrintf;

  (void) llrintl;

  (void) llround;

  (void) llroundf;

  (void) llroundl;

  (void) log1p;

  (void) log1pf;

  (void) log1pl;

  (void) log2;

  (void) log2f;

  (void) log2l;

  (void) logb;

  (void) logbf;

  (void) logbl;

  (void) lrint;

  (void) lrintf;

  (void) lrintl;

  (void) lround;

  (void) lroundf;

  (void) lroundl;

  (void) nan;

  (void) nanf;

  (void) nanl;

  (void) nearbyint;

  (void) nearbyintf;

  (void) nearbyintl;

  (void) nextafter;

  (void) nextafterf;

  (void) nextafterl;

  (void) nexttoward;

  (void) nexttowardf;

  (void) nexttowardl;

  (void) remainder;

  (void) remainderf;

  (void) remainderl;

  (void) remquo;

  (void) remquof;

  (void) remquol;

  (void) rint;

  (void) rintf;

  (void) rintl;

  (void) round;

  (void) roundf;

  (void) roundl;

  (void) scalbln;

  (void) scalblnf;

  (void) scalblnl;

  (void) scalbn;

  (void) scalbnf;

  (void) scalbnl;

  (void) tgamma;

  (void) tgammaf;

  (void) tgammal;

  (void) trunc;

  (void) truncf;

  (void) truncl;

  printf ("PASS: C11 math functions present in C++11 without _GNU_SOURCE.\n");

#else

  printf ("UNSUPPORTED: C++11 not enabled.\n");

#endif

  return 0;

}

#include <support/test-driver.c>