aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.target/arm/pr59896.c
blob: ea6dc248b98bbc7fbfc8b216f9bc6bad6cb0733f (plain)
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
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
/* { dg-do compile } */
/* { dg-skip-if "incompatible options" { ! { arm_thumb1_ok || arm_thumb2_ok } } { "*" } { "" } } */
/* { dg-options "-mthumb -O2" } */

typedef unsigned int size_t;
typedef unsigned int wchar_t;
typedef int ptrdiff_t;
typedef signed char __int8_t ;
typedef unsigned char __uint8_t ;
typedef signed short __int16_t;
typedef unsigned short __uint16_t;
typedef __int16_t __int_least16_t;
typedef __uint16_t __uint_least16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;
typedef __int32_t __int_least32_t;
typedef __uint32_t __uint_least32_t;
typedef signed long long __int64_t;
typedef unsigned long long __uint64_t;
typedef int _LOCK_T;
typedef int _LOCK_RECURSIVE_T;
typedef long _off_t;
typedef short __dev_t;
typedef unsigned short __uid_t;
typedef unsigned short __gid_t;
__extension__ typedef long long _off64_t;
typedef long _fpos_t;
typedef signed int _ssize_t;
typedef unsigned int wint_t;
typedef struct
{
  int __count;
  union
  {
    wint_t __wch;
    unsigned char __wchb[4];
  } __value;
} _mbstate_t;
typedef _LOCK_RECURSIVE_T _flock_t;
typedef void *_iconv_t;
typedef unsigned long __ULong;
struct _reent;
struct _Bigint
{
  struct _Bigint *_next;
  int _k, _maxwds, _sign, _wds;
  __ULong _x[1];
};
struct __tm
{
  int __tm_sec;
  int __tm_min;
  int __tm_hour;
  int __tm_mday;
  int __tm_mon;
  int __tm_year;
  int __tm_wday;
  int __tm_yday;
  int __tm_isdst;
};
struct _on_exit_args {
 void * _fnargs[32];
 void * _dso_handle[32];
 __ULong _fntypes;
 __ULong _is_cxa;
};
struct _atexit {
 struct _atexit *_next;
 int _ind;
 void (*_fns[32])(void);
        struct _on_exit_args _on_exit_args;
};
struct __sbuf {
 unsigned char *_base;
 int _size;
};
struct __sFILE {
  unsigned char *_p;
  int _r;
  int _w;
  short _flags;
  short _file;
  struct __sbuf _bf;
  int _lbfsize;
  void * _cookie;
  int (* _read) (struct _reent *, void *, char *, int)
                                          ;
  int (* _write) (struct _reent *, void *, const char *, int)
                                   ;
  _fpos_t (* _seek) (struct _reent *, void *, _fpos_t, int);
  int (* _close) (struct _reent *, void *);
  struct __sbuf _ub;
  unsigned char *_up;
  int _ur;
  unsigned char _ubuf[3];
  unsigned char _nbuf[1];
  struct __sbuf _lb;
  int _blksize;
  _off_t _offset;
  struct _reent *_data;
  _flock_t _lock;
  _mbstate_t _mbstate;
  int _flags2;
};
typedef struct __sFILE __FILE;
struct _glue
{
  struct _glue *_next;
  int _niobs;
  __FILE *_iobs;
};
struct _rand48 {
  unsigned short _seed[3];
  unsigned short _mult[3];
  unsigned short _add;
};
struct _reent
{
  int _errno;
  __FILE *_stdin, *_stdout, *_stderr;
  int _inc;
  char _emergency[25];
  int _current_category;
  const char *_current_locale;
  int __sdidinit;
  void (* __cleanup) (struct _reent *);
  struct _Bigint *_result;
  int _result_k;
  struct _Bigint *_p5s;
  struct _Bigint **_freelist;
  int _cvtlen;
  char *_cvtbuf;
  union
    {
      struct
        {
          unsigned int _unused_rand;
          char * _strtok_last;
          char _asctime_buf[26];
          struct __tm _localtime_buf;
          int _gamma_signgam;
          __extension__ unsigned long long _rand_next;
          struct _rand48 _r48;
          _mbstate_t _mblen_state;
          _mbstate_t _mbtowc_state;
          _mbstate_t _wctomb_state;
          char _l64a_buf[8];
          char _signal_buf[24];
          int _getdate_err;
          _mbstate_t _mbrlen_state;
          _mbstate_t _mbrtowc_state;
          _mbstate_t _mbsrtowcs_state;
          _mbstate_t _wcrtomb_state;
          _mbstate_t _wcsrtombs_state;
   int _h_errno;
        } _reent;
      struct
        {
          unsigned char * _nextf[30];
          unsigned int _nmalloc[30];
        } _unused;
    } _new;
  struct _atexit *_atexit;
  struct _atexit _atexit0;
  void (**(_sig_func))(int);
  struct _glue __sglue;
  __FILE __sf[3];
};
extern struct _reent *_impure_ptr ;
extern struct _reent *const _global_impure_ptr ;
void _reclaim_reent (struct _reent *);
typedef struct
{
  int quot;
  int rem;
} div_t;
typedef struct
{
  long quot;
  long rem;
} ldiv_t;
typedef struct
{
  long long int quot;
  long long int rem;
} lldiv_t;
typedef int (*__compar_fn_t) (const void *, const void *);
int __locale_mb_cur_max (void);
void abort (void) __attribute__ ((noreturn));
int abs (int);
int atexit (void (*__func)(void));
double atof (const char *__nptr);
float atoff (const char *__nptr);
int atoi (const char *__nptr);
int _atoi_r (struct _reent *, const char *__nptr);
long atol (const char *__nptr);
long _atol_r (struct _reent *, const char *__nptr);
void * bsearch (const void * __key, const void * __base, size_t __nmemb, size_t __size, __compar_fn_t _compar)
                                ;
void * calloc (size_t __nmemb, size_t __size) ;
div_t div (int __numer, int __denom);
void exit (int __status) __attribute__ ((noreturn));
void free (void *) ;
char * getenv (const char *__string);
char * _getenv_r (struct _reent *, const char *__string);
char * _findenv (const char *, int *);
char * _findenv_r (struct _reent *, const char *, int *);
extern char *suboptarg;
int getsubopt (char **, char * const *, char **);
long labs (long);
ldiv_t ldiv (long __numer, long __denom);
void * malloc (size_t __size) ;
int mblen (const char *, size_t);
int _mblen_r (struct _reent *, const char *, size_t, _mbstate_t *);
int mbtowc (wchar_t *, const char *, size_t);
int _mbtowc_r (struct _reent *, wchar_t *, const char *, size_t, _mbstate_t *);
int wctomb (char *, wchar_t);
int _wctomb_r (struct _reent *, char *, wchar_t, _mbstate_t *);
size_t mbstowcs (wchar_t *, const char *, size_t);
size_t _mbstowcs_r (struct _reent *, wchar_t *, const char *, size_t, _mbstate_t *);
size_t wcstombs (char *, const wchar_t *, size_t);
size_t _wcstombs_r (struct _reent *, char *, const wchar_t *, size_t, _mbstate_t *);
char * mkdtemp (char *);
int mkostemp (char *, int);
int mkostemps (char *, int, int);
int mkstemp (char *);
int mkstemps (char *, int);
char * mktemp (char *) __attribute__ ((__warning__ ("the use of `mktemp' is dangerous; use `mkstemp' instead")));
char * _mkdtemp_r (struct _reent *, char *);
int _mkostemp_r (struct _reent *, char *, int);
int _mkostemps_r (struct _reent *, char *, int, int);
int _mkstemp_r (struct _reent *, char *);
int _mkstemps_r (struct _reent *, char *, int);
char * _mktemp_r (struct _reent *, char *) __attribute__ ((__warning__ ("the use of `mktemp' is dangerous; use `mkstemp' instead")));
void qsort (void * __base, size_t __nmemb, size_t __size, __compar_fn_t _compar);
int rand (void);
void * realloc (void * __r, size_t __size) ;
void * reallocf (void * __r, size_t __size);
void srand (unsigned __seed);
double strtod (const char *__n, char **__end_PTR);
double _strtod_r (struct _reent *,const char *__n, char **__end_PTR);
float strtof (const char *__n, char **__end_PTR);
long strtol (const char *__n, char **__end_PTR, int __base);
long _strtol_r (struct _reent *,const char *__n, char **__end_PTR, int __base);
unsigned long strtoul (const char *__n, char **__end_PTR, int __base);
unsigned long _strtoul_r (struct _reent *,const char *__n, char **__end_PTR, int __base);
int system (const char *__string);
long a64l (const char *__input);
char * l64a (long __input);
char * _l64a_r (struct _reent *,long __input);
int on_exit (void (*__func)(int, void *),void * __arg);
void _Exit (int __status) __attribute__ ((noreturn));
int putenv (char *__string);
int _putenv_r (struct _reent *, char *__string);
void * _reallocf_r (struct _reent *, void *, size_t);
int setenv (const char *__string, const char *__value, int __overwrite);
int _setenv_r (struct _reent *, const char *__string, const char *__value, int __overwrite);
char * gcvt (double,int,char *);
char * gcvtf (float,int,char *);
char * fcvt (double,int,int *,int *);
char * fcvtf (float,int,int *,int *);
char * ecvt (double,int,int *,int *);
char * ecvtbuf (double, int, int*, int*, char *);
char * fcvtbuf (double, int, int*, int*, char *);
char * ecvtf (float,int,int *,int *);
char * dtoa (double, int, int, int *, int*, char**);
int rand_r (unsigned *__seed);
double drand48 (void);
double _drand48_r (struct _reent *);
double erand48 (unsigned short [3]);
double _erand48_r (struct _reent *, unsigned short [3]);
long jrand48 (unsigned short [3]);
long _jrand48_r (struct _reent *, unsigned short [3]);
void lcong48 (unsigned short [7]);
void _lcong48_r (struct _reent *, unsigned short [7]);
long lrand48 (void);
long _lrand48_r (struct _reent *);
long mrand48 (void);
long _mrand48_r (struct _reent *);
long nrand48 (unsigned short [3]);
long _nrand48_r (struct _reent *, unsigned short [3]);
unsigned short *
       seed48 (unsigned short [3]);
unsigned short *
       _seed48_r (struct _reent *, unsigned short [3]);
void srand48 (long);
void _srand48_r (struct _reent *, long);
long long atoll (const char *__nptr);
long long _atoll_r (struct _reent *, const char *__nptr);
long long llabs (long long);
lldiv_t lldiv (long long __numer, long long __denom);
long long strtoll (const char *__n, char **__end_PTR, int __base);
long long _strtoll_r (struct _reent *, const char *__n, char **__end_PTR, int __base);
unsigned long long strtoull (const char *__n, char **__end_PTR, int __base);
unsigned long long _strtoull_r (struct _reent *, const char *__n, char **__end_PTR, int __base);
void cfree (void *);
int unsetenv (const char *__string);
int _unsetenv_r (struct _reent *, const char *__string);
char * _dtoa_r (struct _reent *, double, int, int, int *, int*, char**);
void * _malloc_r (struct _reent *, size_t) ;
void * _calloc_r (struct _reent *, size_t, size_t) ;
void _free_r (struct _reent *, void *) ;
void * _realloc_r (struct _reent *, void *, size_t) ;
void _mstats_r (struct _reent *, char *);
int _system_r (struct _reent *, const char *);
void __eprintf (const char *, const char *, unsigned int, const char *);
extern long double strtold (const char *, char **);
extern long double wcstold (const wchar_t *, wchar_t **);
typedef long int __off_t;
typedef int __pid_t;
__extension__ typedef long long int __loff_t;
struct stat;
struct tms;
struct timeval;
struct timezone;
extern int _close_r (struct _reent *, int);
extern int _execve_r (struct _reent *, const char *, char *const *, char *const *);
extern int _fcntl_r (struct _reent *, int, int, int);
extern int _fork_r (struct _reent *);
extern int _fstat_r (struct _reent *, int, struct stat *);
extern int _getpid_r (struct _reent *);
extern int _isatty_r (struct _reent *, int);
extern int _kill_r (struct _reent *, int, int);
extern int _link_r (struct _reent *, const char *, const char *);
extern _off_t _lseek_r (struct _reent *, int, _off_t, int);
extern int _mkdir_r (struct _reent *, const char *, int);
extern int _open_r (struct _reent *, const char *, int, int);
extern _ssize_t _read_r (struct _reent *, int, void *, size_t);
extern int _rename_r (struct _reent *, const char *, const char *);
extern void *_sbrk_r (struct _reent *, ptrdiff_t);
extern int _stat_r (struct _reent *, const char *, struct stat *);
extern unsigned long _times_r (struct _reent *, struct tms *);
extern int _unlink_r (struct _reent *, const char *);
extern int _wait_r (struct _reent *, int *);
extern _ssize_t _write_r (struct _reent *, int, const void *, size_t);
extern int _gettimeofday_r (struct _reent *, struct timeval *__tp, void *__tzp);
typedef signed char int8_t ;
typedef unsigned char uint8_t ;
typedef signed char int_least8_t;
typedef unsigned char uint_least8_t;
typedef signed short int16_t;
typedef unsigned short uint16_t;
typedef int16_t int_least16_t;
typedef uint16_t uint_least16_t;
typedef signed long int32_t;
typedef unsigned long uint32_t;
typedef int32_t int_least32_t;
typedef uint32_t uint_least32_t;
typedef signed long long int64_t;
typedef unsigned long long uint64_t;
typedef int64_t int_least64_t;
typedef uint64_t uint_least64_t;
  typedef signed int int_fast8_t;
  typedef unsigned int uint_fast8_t;
  typedef signed int int_fast16_t;
  typedef unsigned int uint_fast16_t;
  typedef signed int int_fast32_t;
  typedef unsigned int uint_fast32_t;
  typedef int_least64_t int_fast64_t;
  typedef uint_least64_t uint_fast64_t;
  typedef long long int intmax_t;
  typedef long long unsigned int uintmax_t;
typedef signed int intptr_t;
typedef unsigned int uintptr_t;
void * memchr (const void *, int, size_t);
int memcmp (const void *, const void *, size_t);
void * memcpy (void * , const void * , size_t);
void * memmove (void *, const void *, size_t);
void * memset (void *, int, size_t);
char *strcat (char *, const char *);
char *strchr (const char *, int);
int strcmp (const char *, const char *);
int strcoll (const char *, const char *);
char *strcpy (char *, const char *);
size_t strcspn (const char *, const char *);
char *strerror (int);
size_t strlen (const char *);
char *strncat (char *, const char *, size_t);
int strncmp (const char *, const char *, size_t);
char *strncpy (char *, const char *, size_t);
char *strpbrk (const char *, const char *);
char *strrchr (const char *, int);
size_t strspn (const char *, const char *);
char *strstr (const char *, const char *);
char *strtok (char *, const char *);
size_t strxfrm (char *, const char *, size_t);
char *strtok_r (char *, const char *, char **);
int bcmp (const void *, const void *, size_t);
void bcopy (const void *, void *, size_t);
void bzero (void *, size_t);
int ffs (int);
char *index (const char *, int);
void * memccpy (void * , const void * , int, size_t);
void * mempcpy (void *, const void *, size_t);
void * memmem (const void *, size_t, const void *, size_t);
void * memrchr (const void *, int, size_t);
void * rawmemchr (const void *, int);
char *rindex (const char *, int);
char *stpcpy (char *, const char *);
char *stpncpy (char *, const char *, size_t);
int strcasecmp (const char *, const char *);
char *strcasestr (const char *, const char *);
char *strchrnul (const char *, int);
char *strdup (const char *);
char *_strdup_r (struct _reent *, const char *);
char *strndup (const char *, size_t);
char *_strndup_r (struct _reent *, const char *, size_t);
int strerror_r (int, char *, size_t) __asm__ ("" "__xpg_strerror_r");
size_t strlcat (char *, const char *, size_t);
size_t strlcpy (char *, const char *, size_t);
int strncasecmp (const char *, const char *, size_t);
size_t strnlen (const char *, size_t);
char *strsep (char **, const char *);
char *strlwr (char *);
char *strupr (char *);
char *strsignal (int __signo);
char * _strerror_r (struct _reent *, int, int, int *);
typedef union
{
  double value;
  struct
  {
    unsigned int fraction1:32;
    unsigned int fraction0:20;
    unsigned int exponent :11;
    unsigned int sign : 1;
  } number;
  struct
  {
    unsigned int function1:32;
    unsigned int function0:19;
    unsigned int quiet:1;
    unsigned int exponent: 11;
    unsigned int sign : 1;
  } nan;
  struct
  {
    unsigned long lsw;
    unsigned long msw;
  } parts;
  long aslong[2];
} __ieee_double_shape_type;
typedef union
{
  float value;
  struct
  {
    unsigned int fraction0: 7;
    unsigned int fraction1: 16;
    unsigned int exponent: 8;
    unsigned int sign : 1;
  } number;
  struct
  {
    unsigned int function1:16;
    unsigned int function0:6;
    unsigned int quiet:1;
    unsigned int exponent:8;
    unsigned int sign:1;
  } nan;
  long p1;
} __ieee_float_shape_type;
typedef int fp_rnd;
fp_rnd fpgetround (void);
fp_rnd fpsetround (fp_rnd);
typedef int fp_except;
fp_except fpgetmask (void);
fp_except fpsetmask (fp_except);
fp_except fpgetsticky (void);
fp_except fpsetsticky (fp_except);
typedef int fp_rdi;
fp_rdi fpgetroundtoi (void);
fp_rdi fpsetroundtoi (fp_rdi);
int isnan (double);
int isinf (double);
int finite (double);
int isnanf (float);
int isinff (float);
int finitef (float);
union __dmath
{
  double d;
  __ULong i[2];
};
union __fmath
{
  float f;
  __ULong i[1];
};
union __ldmath
{
  long double ld;
  __ULong i[4];
};
extern double atan (double);
extern double cos (double);
extern double sin (double);
extern double tan (double);
extern double tanh (double);
extern double frexp (double, int *);
extern double modf (double, double *);
extern double ceil (double);
extern double fabs (double);
extern double floor (double);
extern double acos (double);
extern double asin (double);
extern double atan2 (double, double);
extern double cosh (double);
extern double sinh (double);
extern double exp (double);
extern double ldexp (double, int);
extern double log (double);
extern double log10 (double);
extern double pow (double, double);
extern double sqrt (double);
extern double fmod (double, double);
    typedef float float_t;
    typedef double double_t;
extern int __isinff (float x);
extern int __isinfd (double x);
extern int __isnanf (float x);
extern int __isnand (double x);
extern int __fpclassifyf (float x);
extern int __fpclassifyd (double x);
extern int __signbitf (float x);
extern int __signbitd (double x);
extern double infinity (void);
extern double nan (const char *);
extern int finite (double);
extern double copysign (double, double);
extern double logb (double);
extern int ilogb (double);
extern double asinh (double);
extern double cbrt (double);
extern double nextafter (double, double);
extern double rint (double);
extern double scalbn (double, int);
extern double exp2 (double);
extern double scalbln (double, long int);
extern double tgamma (double);
extern double nearbyint (double);
extern long int lrint (double);
extern long long int llrint (double);
extern double round (double);
extern long int lround (double);
extern long long int llround (double);
extern double trunc (double);
extern double remquo (double, double, int *);
extern double fdim (double, double);
extern double fmax (double, double);
extern double fmin (double, double);
extern double fma (double, double, double);
extern double log1p (double);
extern double expm1 (double);
extern double acosh (double);
extern double atanh (double);
extern double remainder (double, double);
extern double gamma (double);
extern double lgamma (double);
extern double erf (double);
extern double erfc (double);
extern double log2 (double);
extern double hypot (double, double);
extern float atanf (float);
extern float cosf (float);
extern float sinf (float);
extern float tanf (float);
extern float tanhf (float);
extern float frexpf (float, int *);
extern float modff (float, float *);
extern float ceilf (float);
extern float fabsf (float);
extern float floorf (float);
extern float acosf (float);
extern float asinf (float);
extern float atan2f (float, float);
extern float coshf (float);
extern float sinhf (float);
extern float expf (float);
extern float ldexpf (float, int);
extern float logf (float);
extern float log10f (float);
extern float powf (float, float);
extern float sqrtf (float);
extern float fmodf (float, float);
extern float exp2f (float);
extern float scalblnf (float, long int);
extern float tgammaf (float);
extern float nearbyintf (float);
extern long int lrintf (float);
extern long long llrintf (float);
extern float roundf (float);
extern long int lroundf (float);
extern long long int llroundf (float);
extern float truncf (float);
extern float remquof (float, float, int *);
extern float fdimf (float, float);
extern float fmaxf (float, float);
extern float fminf (float, float);
extern float fmaf (float, float, float);
extern float infinityf (void);
extern float nanf (const char *);
extern int finitef (float);
extern float copysignf (float, float);
extern float logbf (float);
extern int ilogbf (float);
extern float asinhf (float);
extern float cbrtf (float);
extern float nextafterf (float, float);
extern float rintf (float);
extern float scalbnf (float, int);
extern float log1pf (float);
extern float expm1f (float);
extern float acoshf (float);
extern float atanhf (float);
extern float remainderf (float, float);
extern float gammaf (float);
extern float lgammaf (float);
extern float erff (float);
extern float erfcf (float);
extern float log2f (float);
extern float hypotf (float, float);
extern long double atanl (long double);
extern long double cosl (long double);
extern long double sinl (long double);
extern long double tanl (long double);
extern long double tanhl (long double);
extern long double frexpl (long double value, int *);
extern long double modfl (long double, long double *);
extern long double ceill (long double);
extern long double fabsl (long double);
extern long double floorl (long double);
extern long double log1pl (long double);
extern long double expm1l (long double);
extern long double acosl (long double);
extern long double asinl (long double);
extern long double atan2l (long double, long double);
extern long double coshl (long double);
extern long double sinhl (long double);
extern long double expl (long double);
extern long double ldexpl (long double, int);
extern long double logl (long double);
extern long double log10l (long double);
extern long double powl (long double, long double);
extern long double sqrtl (long double);
extern long double fmodl (long double, long double);
extern long double hypotl (long double, long double);
extern long double copysignl (long double, long double);
extern long double nanl (const char *);
extern int ilogbl (long double);
extern long double asinhl (long double);
extern long double cbrtl (long double);
extern long double nextafterl (long double, long double);
extern long double rintl (long double);
extern long double scalbnl (long double, int);
extern long double exp2l (long double);
extern long double scalblnl (long double, long);
extern long double tgammal (long double);
extern long double nearbyintl (long double);
extern long int lrintl (long double);
extern long long int llrintl (long double);
extern long double roundl (long double);
extern long lroundl (long double);
extern long long int llroundl (long double);
extern long double truncl (long double);
extern long double remquol (long double, long double, int *);
extern long double fdiml (long double, long double);
extern long double fmaxl (long double, long double);
extern long double fminl (long double, long double);
extern long double fmal (long double, long double, long double);
extern long double acoshl (long double);
extern long double atanhl (long double);
extern long double remainderl (long double, long double);
extern long double lgammal (long double);
extern long double erfl (long double);
extern long double erfcl (long double);
extern double drem (double, double);
extern void sincos (double, double *, double *);
extern double gamma_r (double, int *);
extern double lgamma_r (double, int *);
extern double y0 (double);
extern double y1 (double);
extern double yn (int, double);
extern double j0 (double);
extern double j1 (double);
extern double jn (int, double);
extern float dremf (float, float);
extern void sincosf (float, float *, float *);
extern float gammaf_r (float, int *);
extern float lgammaf_r (float, int *);
extern float y0f (float);
extern float y1f (float);
extern float ynf (int, float);
extern float j0f (float);
extern float j1f (float);
extern float jnf (int, float);
extern double exp10 (double);
extern double pow10 (double);
extern float exp10f (float);
extern float pow10f (float);
extern int *__signgam (void);
struct exception
{
  int type;
  char *name;
  double arg1;
  double arg2;
  double retval;
  int err;
};
extern int matherr (struct exception *e);
enum __fdlibm_version
{
  __fdlibm_ieee = -1,
  __fdlibm_svid,
  __fdlibm_xopen,
  __fdlibm_posix
};
extern enum __fdlibm_version __fdlib_version;
typedef int error_t;
extern int *__errno (void);
extern const char * const _sys_errlist[];
extern int _sys_nerr;
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
typedef unsigned short ushort;
typedef unsigned int uint;
typedef unsigned long ulong;
typedef unsigned long clock_t;
typedef long time_t;
struct timespec {
  time_t tv_sec;
  long tv_nsec;
};
struct itimerspec {
  struct timespec it_interval;
  struct timespec it_value;
};
typedef long daddr_t;
typedef char * caddr_t;
typedef unsigned short ino_t;
typedef _off_t off_t;
typedef __dev_t dev_t;
typedef __uid_t uid_t;
typedef __gid_t gid_t;
typedef int pid_t;
typedef long key_t;
typedef _ssize_t ssize_t;
typedef unsigned int mode_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned short nlink_t;
typedef long fd_mask;
typedef struct _types_fd_set {
 fd_mask fds_bits[(((64)+(((sizeof (fd_mask) * 8))-1))/((sizeof (fd_mask) * 8)))];
} _types_fd_set;
typedef unsigned long clockid_t;
typedef unsigned long timer_t;
typedef unsigned long useconds_t;
typedef long suseconds_t;
union double_union
{
  double d;
  __uint32_t i[2];
};
typedef __int32_t Long;
typedef union { double d; __ULong i[2]; } U;
typedef struct _Bigint _Bigint;
struct _reent ;
struct FPI;
double __ulp (double x);
double __b2d (_Bigint *a , int *e);
_Bigint * _Balloc (struct _reent *p, int k);
void _Bfree (struct _reent *p, _Bigint *v);
_Bigint * __multadd (struct _reent *p, _Bigint *, int, int);
_Bigint * __s2b (struct _reent *, const char*, int, int, __ULong);
_Bigint * __i2b (struct _reent *,int);
_Bigint * __multiply (struct _reent *, _Bigint *, _Bigint *);
_Bigint * __pow5mult (struct _reent *, _Bigint *, int k);
int __hi0bits (__ULong);
int __lo0bits (__ULong *);
_Bigint * __d2b (struct _reent *p, double d, int *e, int *bits);
_Bigint * __lshift (struct _reent *p, _Bigint *b, int k);
_Bigint * __mdiff (struct _reent *p, _Bigint *a, _Bigint *b);
int __mcmp (_Bigint *a, _Bigint *b);
int __gethex (struct _reent *p, const char **sp, const struct FPI *fpi, Long *exp, _Bigint **bp, int sign);
double __ratio (_Bigint *a, _Bigint *b);
__ULong __any_on (_Bigint *b, int k);
void __copybits (__ULong *c, int n, _Bigint *b);
int __hexnan (const char **sp, const struct FPI *fpi, __ULong *x0);
extern const double __mprec_tinytens[];
extern const double __mprec_bigtens[];
extern const double __mprec_tens[];
extern const unsigned char __hexdig[];
double _mprec_log10 (int);
static int
quorem(_Bigint * b , _Bigint * S)
{
  int n;
  long borrow, y;
  __ULong carry, q, ys;
  __ULong *bx, *bxe, *sx, *sxe;
  long z;
  __ULong si, zs;
  n = S->_wds;
  if (b->_wds < n)
    return 0;
  sx = S->_x;
  sxe = sx + --n;
  bx = b->_x;
  bxe = bx + n;
  q = *bxe / (*sxe + 1);
  if (q)
    {
      borrow = 0;
      carry = 0;
      do
 {
   si = *sx++;
   ys = (si & 0xffff) * q + carry;
   zs = (si >> 16) * q + (ys >> 16);
   carry = zs >> 16;
   y = (*bx & 0xffff) - (ys & 0xffff) + borrow;
   borrow = y >> 16;
   ;
   z = (*bx >> 16) - (zs & 0xffff) + borrow;
   borrow = z >> 16;
   ;
   (*(bx)++ = ((z) << 16) | ((y) & 0xffff));
 }
      while (sx <= sxe);
      if (!*bxe)
 {
   bx = b->_x;
   while (--bxe > bx && !*bxe)
     --n;
   b->_wds = n;
 }
    }
  if (__mcmp (b, S) >= 0)
    {
      q++;
      borrow = 0;
      carry = 0;
      bx = b->_x;
      sx = S->_x;
      do
 {
   si = *sx++;
   ys = (si & 0xffff) + carry;
   zs = (si >> 16) + (ys >> 16);
   carry = zs >> 16;
   y = (*bx & 0xffff) - (ys & 0xffff) + borrow;
   borrow = y >> 16;
   ;
   z = (*bx >> 16) - (zs & 0xffff) + borrow;
   borrow = z >> 16;
   ;
   (*(bx)++ = ((z) << 16) | ((y) & 0xffff));
 }
      while (sx <= sxe);
      bx = b->_x;
      bxe = bx + n;
      if (!*bxe)
 {
   while (--bxe > bx && !*bxe)
     --n;
   b->_wds = n;
 }
    }
  return q;
}
char *
_dtoa_r(struct _reent *ptr , double _d , int mode , int ndigits , int *decpt , int *sign , char **rve)
{
  int bbits, b2, b5, be, dig, i, ieps, ilim, ilim0, ilim1, j, j1, k, k0,
    k_check, leftright, m2, m5, s2, s5, spec_case, try_quick;
  union double_union d, d2, eps;
  long L;
  int denorm;
  __ULong x;
  _Bigint *b, *b1, *delta, *mlo = ((void *)0), *mhi, *S;
  double ds;
  char *s, *s0;
  d.d = _d;
  ;
  if (((ptr)->_result))
    {
      ((ptr)->_result)->_k = ((ptr)->_result_k);
      ((ptr)->_result)->_maxwds = 1 << ((ptr)->_result_k);
      _Bfree (ptr, ((ptr)->_result));
      ((ptr)->_result) = 0;
    }
  if ((d.i[1]) & ((__uint32_t)0x80000000L))
    {
      *sign = 1;
      (d.i[1]) &= ~((__uint32_t)0x80000000L);
    }
  else
    *sign = 0;
  if (((d.i[1]) & ((__uint32_t)0x7ff00000L)) == ((__uint32_t)0x7ff00000L))
    {
      *decpt = 9999;
      s =
 !(d.i[0]) && !((d.i[1]) & 0xfffff) ? "Infinity" :
 "NaN";
      if (rve)
 *rve =
   s[3] ? s + 8 :
   s + 3;
      return s;
    }
  if (!d.d)
    {
      *decpt = 1;
      s = "0";
      if (rve)
 *rve = s + 1;
      return s;
    }
  b = __d2b (ptr, d.d, &be, &bbits);
  if ((i = (int) ((d.i[1]) >> 20 & (((__uint32_t)0x7ff00000L) >> 20))) != 0)
    {
      d2.d = d.d;
      (d2.i[1]) &= ((__uint32_t)0xfffffL);
      (d2.i[1]) |= ((__uint32_t)0x3ff00000L);
      i -= 1023;
      denorm = 0;
    }
  else
    {
      i = bbits + be + (1023 + (53 - 1) - 1);
      x = (i > 32) ? ((d.i[1]) << (64 - i)) | ((d.i[0]) >> (i - 32))
       : ((d.i[0]) << (32 - i));
      d2.d = x;
      (d2.i[1]) -= 31 * ((__uint32_t)0x100000L);
      i -= (1023 + (53 - 1) - 1) + 1;
      denorm = 1;
    }
  ds = (d2.d - 1.5) * 0.289529654602168 + 0.1760912590558 + i * 0.301029995663981;
  k = (int) ds;
  if (ds < 0. && ds != k)
    k--;
  k_check = 1;
  if (k >= 0 && k <= 22)
    {
      if (d.d < __mprec_tens[k])
 k--;
      k_check = 0;
    }
  j = bbits - i - 1;
  if (j >= 0)
    {
      b2 = 0;
      s2 = j;
    }
  else
    {
      b2 = -j;
      s2 = 0;
    }
  if (k >= 0)
    {
      b5 = 0;
      s5 = k;
      s2 += k;
    }
  else
    {
      b2 -= k;
      b5 = -k;
      s5 = 0;
    }
  if (mode < 0 || mode > 9)
    mode = 0;
  try_quick = 1;
  if (mode > 5)
    {
      mode -= 4;
      try_quick = 0;
    }
  leftright = 1;
  ilim = ilim1 = -1;
  switch (mode)
    {
    case 0:
    case 1:
      i = 18;
      ndigits = 0;
      break;
    case 2:
      leftright = 0;
    case 4:
      if (ndigits <= 0)
 ndigits = 1;
      ilim = ilim1 = i = ndigits;
      break;
    case 3:
      leftright = 0;
    case 5:
      i = ndigits + k + 1;
      ilim = i;
      ilim1 = i - 1;
      if (i <= 0)
 i = 1;
    }
  j = sizeof (__ULong);
  for (((ptr)->_result_k) = 0; sizeof (_Bigint) - sizeof (__ULong) + j <= i;
       j <<= 1)
    ((ptr)->_result_k)++;
  ((ptr)->_result) = _Balloc (ptr, ((ptr)->_result_k));
  s = s0 = (char *) ((ptr)->_result);
  if (ilim >= 0 && ilim <= 14 && try_quick)
    {
      i = 0;
      d2.d = d.d;
      k0 = k;
      ilim0 = ilim;
      ieps = 2;
      if (k > 0)
 {
   ds = __mprec_tens[k & 0xf];
   j = k >> 4;
   if (j & 0x10)
     {
       j &= 0x10 - 1;
       d.d /= __mprec_bigtens[5 - 1];
       ieps++;
     }
   for (; j; j >>= 1, i++)
     if (j & 1)
       {
  ieps++;
  ds *= __mprec_bigtens[i];
       }
   d.d /= ds;
 }
      else if ((j1 = -k) != 0)
 {
   d.d *= __mprec_tens[j1 & 0xf];
   for (j = j1 >> 4; j; j >>= 1, i++)
     if (j & 1)
       {
  ieps++;
  d.d *= __mprec_bigtens[i];
       }
 }
      if (k_check && d.d < 1. && ilim > 0)
 {
   if (ilim1 <= 0)
     goto fast_failed;
   ilim = ilim1;
   k--;
   d.d *= 10.;
   ieps++;
 }
      eps.d = ieps * d.d + 7.;
      (eps.i[1]) -= (53 - 1) * ((__uint32_t)0x100000L);
      if (ilim == 0)
 {
   S = mhi = 0;
   d.d -= 5.;
   if (d.d > eps.d)
     goto one_digit;
   if (d.d < -eps.d)
     goto no_digits;
   goto fast_failed;
 }
      if (leftright)
 {
   eps.d = 0.5 / __mprec_tens[ilim - 1] - eps.d;
   for (i = 0;;)
     {
       L = d.d;
       d.d -= L;
       *s++ = '0' + (int) L;
       if (d.d < eps.d)
  goto ret1;
       if (1. - d.d < eps.d)
  goto bump_up;
       if (++i >= ilim)
  break;
       eps.d *= 10.;
       d.d *= 10.;
     }
 }
      else
 {
   eps.d *= __mprec_tens[ilim - 1];
   for (i = 1;; i++, d.d *= 10.)
     {
       L = d.d;
       d.d -= L;
       *s++ = '0' + (int) L;
       if (i == ilim)
  {
    if (d.d > 0.5 + eps.d)
      goto bump_up;
    else if (d.d < 0.5 - eps.d)
      {
        while (*--s == '0');
        s++;
        goto ret1;
      }
    break;
  }
     }
 }
    fast_failed:
      s = s0;
      d.d = d2.d;
      k = k0;
      ilim = ilim0;
    }
  if (be >= 0 && k <= 14)
    {
      ds = __mprec_tens[k];
      if (ndigits < 0 && ilim <= 0)
 {
   S = mhi = 0;
   if (ilim < 0 || d.d <= 5 * ds)
     goto no_digits;
   goto one_digit;
 }
      for (i = 1;; i++)
 {
   L = d.d / ds;
   d.d -= L * ds;
   *s++ = '0' + (int) L;
   if (i == ilim)
     {
       d.d += d.d;
             if ((d.d > ds) || ((d.d == ds) && (L & 1)))
  {
  bump_up:
    while (*--s == '9')
      if (s == s0)
        {
   k++;
   *s = '0';
   break;
        }
    ++*s++;
  }
       break;
     }
   if (!(d.d *= 10.))
     break;
 }
      goto ret1;
    }
  m2 = b2;
  m5 = b5;
  mhi = mlo = 0;
  if (leftright)
    {
      if (mode < 2)
 {
   i =
     denorm ? be + (1023 + (53 - 1) - 1 + 1) :
     1 + 53 - bbits;
 }
      else
 {
   j = ilim - 1;
   if (m5 >= j)
     m5 -= j;
   else
     {
       s5 += j -= m5;
       b5 += j;
       m5 = 0;
     }
   if ((i = ilim) < 0)
     {
       m2 -= i;
       i = 0;
     }
 }
      b2 += i;
      s2 += i;
      mhi = __i2b (ptr, 1);
    }
  if (m2 > 0 && s2 > 0)
    {
      i = m2 < s2 ? m2 : s2;
      b2 -= i;
      m2 -= i;
      s2 -= i;
    }
  if (b5 > 0)
    {
      if (leftright)
 {
   if (m5 > 0)
     {
       mhi = __pow5mult (ptr, mhi, m5);
       b1 = __multiply (ptr, mhi, b);
       _Bfree (ptr, b);
       b = b1;
     }
         if ((j = b5 - m5) != 0)
     b = __pow5mult (ptr, b, j);
 }
      else
 b = __pow5mult (ptr, b, b5);
    }
  S = __i2b (ptr, 1);
  if (s5 > 0)
    S = __pow5mult (ptr, S, s5);
  spec_case = 0;
  if (mode < 2)
    {
      if (!(d.i[0]) && !((d.i[1]) & ((__uint32_t)0xfffffL))
   && (d.i[1]) & ((__uint32_t)0x7ff00000L)
 )
 {
   b2 += 1;
   s2 += 1;
   spec_case = 1;
 }
    }
  if ((i = ((s5 ? 32 - __hi0bits (S->_x[S->_wds - 1]) : 1) + s2) & 0x1f) != 0)
    i = 32 - i;
  if (i > 4)
    {
      i -= 4;
      b2 += i;
      m2 += i;
      s2 += i;
    }
  else if (i < 4)
    {
      i += 28;
      b2 += i;
      m2 += i;
      s2 += i;
    }
  if (b2 > 0)
    b = __lshift (ptr, b, b2);
  if (s2 > 0)
    S = __lshift (ptr, S, s2);
  if (k_check)
    {
      if (__mcmp (b, S) < 0)
 {
   k--;
   b = __multadd (ptr, b, 10, 0);
   if (leftright)
     mhi = __multadd (ptr, mhi, 10, 0);
   ilim = ilim1;
 }
    }
  if (ilim <= 0 && mode > 2)
    {
      if (ilim < 0 || __mcmp (b, S = __multadd (ptr, S, 5, 0)) <= 0)
 {
 no_digits:
   k = -1 - ndigits;
   goto ret;
 }
    one_digit:
      *s++ = '1';
      k++;
      goto ret;
    }
  if (leftright)
    {
      if (m2 > 0)
 mhi = __lshift (ptr, mhi, m2);
      mlo = mhi;
      if (spec_case)
 {
   mhi = _Balloc (ptr, mhi->_k);
   memcpy((char *)&mhi->_sign, (char *)&mlo->_sign, mlo->_wds*sizeof(long) + 2*sizeof(int));
   mhi = __lshift (ptr, mhi, 1);
 }
      for (i = 1;; i++)
 {
   dig = quorem (b, S) + '0';
   j = __mcmp (b, mlo);
   delta = __mdiff (ptr, S, mhi);
   j1 = delta->_sign ? 1 : __mcmp (b, delta);
   _Bfree (ptr, delta);
   if (j1 == 0 && !mode && !((d.i[0]) & 1))
     {
       if (dig == '9')
  goto round_9_up;
       if (j > 0)
  dig++;
       *s++ = dig;
       goto ret;
     }
         if ((j < 0) || ((j == 0) && !mode
       && !((d.i[0]) & 1)
           ))
     {
       if (j1 > 0)
  {
    b = __lshift (ptr, b, 1);
    j1 = __mcmp (b, S);
                 if (((j1 > 0) || ((j1 == 0) && (dig & 1)))
        && dig++ == '9')
      goto round_9_up;
  }
       *s++ = dig;
       goto ret;
     }
   if (j1 > 0)
     {
       if (dig == '9')
  {
  round_9_up:
    *s++ = '9';
    goto roundoff;
  }
       *s++ = dig + 1;
       goto ret;
     }
   *s++ = dig;
   if (i == ilim)
     break;
   b = __multadd (ptr, b, 10, 0);
   if (mlo == mhi)
     mlo = mhi = __multadd (ptr, mhi, 10, 0);
   else
     {
       mlo = __multadd (ptr, mlo, 10, 0);
       mhi = __multadd (ptr, mhi, 10, 0);
     }
 }
    }
  else
    for (i = 1;; i++)
      {
 *s++ = dig = quorem (b, S) + '0';
 if (i >= ilim)
   break;
 b = __multadd (ptr, b, 10, 0);
      }
  b = __lshift (ptr, b, 1);
  j = __mcmp (b, S);
  if ((j > 0) || ((j == 0) && (dig & 1)))
    {
    roundoff:
      while (*--s == '9')
 if (s == s0)
   {
     k++;
     *s++ = '1';
     goto ret;
   }
      ++*s++;
    }
  else
    {
      while (*--s == '0');
      s++;
    }
ret:
  _Bfree (ptr, S);
  if (mhi)
    {
      if (mlo && mlo != mhi)
 _Bfree (ptr, mlo);
      _Bfree (ptr, mhi);
    }
ret1:
  _Bfree (ptr, b);
  *s = 0;
  *decpt = k + 1;
  if (rve)
    *rve = s;
  return s0;
}