This file is indexed.

/usr/include/x86_64-linux-gnu/bits/math-finite.h is in libc6-dev 2.15-0ubuntu10.18.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
/* Entry points to finite-math-only compiler runs.
   Copyright (C) 2011 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, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifndef _MATH_H
# error "Never use <bits/math-finite.h> directly; include <math.h> instead."
#endif

/* acos.  */
extern double __REDIRECT_NTH (acos, (double), __acos_finite);
extern float __REDIRECT_NTH (acosf, (float), __acosf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (acosl, (long double), __acosl_finite);
#endif

#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
/* acosh.  */
extern double __REDIRECT_NTH (acosh, (double), __acosh_finite);
extern float __REDIRECT_NTH (acoshf, (float), __acoshf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (acoshl, (long double), __acoshl_finite);
# endif
#endif

/* asin.  */
extern double __REDIRECT_NTH (asin, (double), __asin_finite);
extern float __REDIRECT_NTH (asinf, (float), __asinf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (asinl, (long double), __asinl_finite);
#endif

/* atan2.  */
extern double __REDIRECT_NTH (atan2, (double, double), __atan2_finite);
extern float __REDIRECT_NTH (atan2f, (float, float), __atan2f_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (atan2l, (long double, long double),
				   __atan2l_finite);
#endif

#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99
/* atanh.  */
extern double __REDIRECT_NTH (atanh, (double), __atanh_finite);
extern float __REDIRECT_NTH (atanhf, (float), __atanhf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (atanhl, (long double), __atanhl_finite);
# endif
#endif

/* cosh.  */
extern double __REDIRECT_NTH (cosh, (double), __cosh_finite);
extern float __REDIRECT_NTH (coshf, (float), __coshf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (coshl, (long double), __coshl_finite);
#endif

/* exp.  */
extern double __REDIRECT_NTH (exp, (double), __exp_finite);
extern float __REDIRECT_NTH (expf, (float), __expf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (expl, (long double), __expl_finite);
#endif

#ifdef __USE_GNU
/* exp10.  */
extern double __REDIRECT_NTH (exp10, (double), __exp10_finite);
extern float __REDIRECT_NTH (exp10f, (float), __exp10f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (exp10l, (long double), __exp10l_finite);
# endif

/* pow10.  */
extern double __REDIRECT_NTH (pow10, (double), __exp10_finite);
extern float __REDIRECT_NTH (pow10f, (float), __exp10f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (pow10l, (long double), __exp10l_finite);
# endif
#endif

#ifdef __USE_ISOC99
/* exp2.  */
extern double __REDIRECT_NTH (exp2, (double), __exp2_finite);
extern float __REDIRECT_NTH (exp2f, (float), __exp2f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (exp2l, (long double), __exp2l_finite);
# endif
#endif

/* fmod.  */
extern double __REDIRECT_NTH (fmod, (double, double), __fmod_finite);
extern float __REDIRECT_NTH (fmodf, (float, float), __fmodf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (fmodl, (long double, long double),
				   __fmodl_finite);
#endif

#ifdef __USE_ISOC99
/* hypot.  */
extern double __REDIRECT_NTH (hypot, (double, double), __hypot_finite);
extern float __REDIRECT_NTH (hypotf, (float, float), __hypotf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (hypotl, (long double, long double),
				   __hypotl_finite);
# endif
#endif

#if defined __USE_MISC || defined __USE_XOPEN
/* j0.  */
extern double __REDIRECT_NTH (j0, (double), __j0_finite);
extern float __REDIRECT_NTH (j0f, (float), __j0f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (j0l, (long double), __j0l_finite);
# endif

/* y0.  */
extern double __REDIRECT_NTH (y0, (double), __y0_finite);
extern float __REDIRECT_NTH (y0f, (float), __y0f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (y0l, (long double), __y0l_finite);
# endif

/* j1.  */
extern double __REDIRECT_NTH (j1, (double), __j1_finite);
extern float __REDIRECT_NTH (j1f, (float), __j1f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (j1l, (long double), __j1l_finite);
# endif

/* y1.  */
extern double __REDIRECT_NTH (y1, (double), __y1_finite);
extern float __REDIRECT_NTH (y1f, (float), __y1f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (y1l, (long double), __y1l_finite);
# endif

/* jn.  */
extern double __REDIRECT_NTH (jn, (int, double), __jn_finite);
extern float __REDIRECT_NTH (jnf, (int, float), __jnf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (jnl, (int, long double), __jnl_finite);
# endif

/* yn.  */
extern double __REDIRECT_NTH (yn, (int, double), __yn_finite);
extern float __REDIRECT_NTH (ynf, (int, float), __ynf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (ynl, (int, long double), __ynl_finite);
# endif
#endif

#ifdef __USE_MISC
/* lgamma_r.  */
extern double __REDIRECT_NTH (lgamma_r, (double, int *), __lgamma_r_finite);
extern float __REDIRECT_NTH (lgammaf_r, (float, int *), __lgammaf_r_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (lgammal_r, (long double, int *),
				   __lgammal_r_finite);
# endif
#endif

#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC99
/* lgamma.  */
__extern_always_inline double __NTH (lgamma (double __d))
{
# ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgamma_r (__d, &__local_signgam);
# else
  return lgamma_r (__d, &signgam);
# endif
}
__extern_always_inline float __NTH (lgammaf (float __d))
{
# ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgammaf_r (__d, &__local_signgam);
# else
  return lgammaf_r (__d, &signgam);
# endif
}
# ifdef __MATH_DECLARE_LDOUBLE
__extern_always_inline long double __NTH (lgammal (long double __d))
{
# ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgammal_r (__d, &__local_signgam);
# else
  return lgammal_r (__d, &signgam);
# endif
}
# endif
#endif

#if defined __USE_MISC || defined __USE_XOPEN
/* gamma.  */
__extern_always_inline double __NTH (gamma (double __d))
{
# ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgamma_r (__d, &__local_signgam);
# else
  return lgamma_r (__d, &signgam);
# endif
}
__extern_always_inline float __NTH (gammaf (float __d))
{
# ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgammaf_r (__d, &__local_signgam);
# else
  return lgammaf_r (__d, &signgam);
# endif
}
# ifdef __MATH_DECLARE_LDOUBLE
__extern_always_inline long double __NTH (gammal (long double __d))
{
#  ifdef __USE_ISOC99
  int __local_signgam = 0;
  return lgammal_r (__d, &__local_signgam);
#  else
  return lgammal_r (__d, &signgam);
#  endif
}
# endif
#endif

/* log.  */
extern double __REDIRECT_NTH (log, (double), __log_finite);
extern float __REDIRECT_NTH (logf, (float), __logf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (logl, (long double), __logl_finite);
#endif

/* log10.  */
extern double __REDIRECT_NTH (log10, (double), __log10_finite);
extern float __REDIRECT_NTH (log10f, (float), __log10f_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (log10l, (long double), __log10l_finite);
#endif

#ifdef __USE_ISOC99
/* log2.  */
extern double __REDIRECT_NTH (log2, (double), __log2_finite);
extern float __REDIRECT_NTH (log2f, (float), __log2f_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (log2l, (long double), __log2l_finite);
# endif
#endif

/* pow.  */
extern double __REDIRECT_NTH (pow, (double, double), __pow_finite);
extern float __REDIRECT_NTH (powf, (float, float), __powf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (powl, (long double, long double),
				   __powl_finite);
#endif

/* remainder.  */
extern double __REDIRECT_NTH (remainder, (double, double), __remainder_finite);
extern float __REDIRECT_NTH (remainderf, (float, float), __remainderf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (remainderl, (long double, long double),
				   __remainderl_finite);
#endif

#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED
/* scalb.  */
extern double __REDIRECT_NTH (scalb, (double, double), __scalb_finite);
extern float __REDIRECT_NTH (scalbf, (float, float), __scalbf_finite);
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (scalbl, (long double, long double),
				   __scalbl_finite);
# endif
#endif

/* sinh.  */
extern double __REDIRECT_NTH (sinh, (double), __sinh_finite);
extern float __REDIRECT_NTH (sinhf, (float), __sinhf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (sinhl, (long double), __sinhl_finite);
#endif

/* sqrt.  */
extern double __REDIRECT_NTH (sqrt, (double), __sqrt_finite);
extern float __REDIRECT_NTH (sqrtf, (float), __sqrtf_finite);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (sqrtl, (long double), __sqrtl_finite);
#endif

#ifdef __USE_ISOC99
/* tgamma.  */
extern double __gamma_r_finite (double, int *);
__extern_always_inline double __NTH (tgamma (double __d))
{
  int __local_signgam = 0;
  double __res = __gamma_r_finite (__d, &__local_signgam);
  return __local_signgam < 0 ? -__res : __res;
}
extern float __gammaf_r_finite (float, int *);
__extern_always_inline float __NTH (tgammaf (float __d))
{
  int __local_signgam = 0;
  float __res = __gammaf_r_finite (__d, &__local_signgam);
  return __local_signgam < 0 ? -__res : __res;
}
# ifdef __MATH_DECLARE_LDOUBLE
extern long double __gammal_r_finite (long double, int *);
__extern_always_inline long double __NTH (tgammal (long double __d))
{
  int __local_signgam = 0;
  long double __res = __gammal_r_finite (__d, &__local_signgam);
  return __local_signgam < 0 ? -__res : __res;
}
# endif
#endif