SQLite

Changes On Branch toTypeFuncs
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Changes In Branch toTypeFuncs Excluding Merge-Ins

This is equivalent to a diff from f0cf8c85 to a88b5be0

2013-10-14
19:35
Add implementations for the toInteger() and toReal() SQL functions. (check-in: a0f7cbc0 user: drh tags: trunk)
10:46
Add a new application_id for GeoPackage version 1.0. (check-in: 98ddfe45 user: drh tags: trunk)
2013-10-12
23:39
Merge updates from trunk. (Closed-Leaf check-in: a88b5be0 user: mistachkin tags: toTypeFuncs)
20:22
Restore the index_list pragma back to its former operation. Create a new PRAGMA stats used to access the table and index widths and heights. (check-in: f0cf8c85 user: drh tags: trunk)
15:12
Fix handling of "DROP TABLE" commands when "PRAGMA defer_foreign_keys=1" is set. (check-in: 27001356 user: dan tags: trunk)
2013-09-24
19:07
Merge updates from trunk. (check-in: 435ce3b3 user: mistachkin tags: toTypeFuncs)

Changes to Makefile.msc.

27
28
29
30
31
32
33







34
35
36
37
38
39
40
!ENDIF

# Set this non-0 to dynamically link to the MSVC runtime library.
#
!IFNDEF USE_CRT_DLL
USE_CRT_DLL = 0
!ENDIF








# Set this non-0 to attempt setting the native compiler automatically
# for cross-compiling the command line tools needed during the compilation
# process.
#
!IFNDEF XCOMPILE
XCOMPILE = 0







>
>
>
>
>
>
>







27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
!ENDIF

# Set this non-0 to dynamically link to the MSVC runtime library.
#
!IFNDEF USE_CRT_DLL
USE_CRT_DLL = 0
!ENDIF

# Set this non-0 to generate assembly code listings for the source code
# files.
#
!IFNDEF USE_LISTINGS
USE_LISTINGS = 0
!ENDIF

# Set this non-0 to attempt setting the native compiler automatically
# for cross-compiling the command line tools needed during the compilation
# process.
#
!IFNDEF XCOMPILE
XCOMPILE = 0
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

NSDKLIBPATH = $(NSDKLIBPATH:\\=\)

# C compiler and options for use in building executables that
# will run on the platform that is doing the build.
#
BCC = $(NCC) -W3








# Check if the native library paths should be used when compiling
# the command line tools used during the compilation process.  If
# so, set the necessary macro now.
#
!IF $(USE_NATIVE_LIBPATHS)!=0
NLTLIBPATHS = "/LIBPATH:$(NCRTLIBPATH)" "/LIBPATH:$(NSDKLIBPATH)"
!ENDIF

# C compiler and options for use in building executables that
# will run on the target platform.  (BCC and TCC are usually the
# same unless your are cross-compiling.)
#
TCC = $(CC) -W3 -DSQLITE_OS_WIN=1 -I$(TOP) -I$(TOP)\src -fp:precise
RCC = $(RC) -DSQLITE_OS_WIN=1 -I$(TOP) -I$(TOP)\src








# When compiling the library for use in the WinRT environment,
# the following compile-time options must be used as well to
# disable use of Win32 APIs that are not available and to enable
# use of Win32 APIs that are specific to Windows 8 and/or WinRT.
#
!IF $(FOR_WINRT)!=0







>
>
>
>
>
>
>















>
>
>
>
>
>
>







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

NSDKLIBPATH = $(NSDKLIBPATH:\\=\)

# C compiler and options for use in building executables that
# will run on the platform that is doing the build.
#
BCC = $(NCC) -W3

# Check if assembly code listings should be generated for the source
# code files to be compiled.
#
!IF $(USE_LISTINGS)!=0
BCC = $(BCC) -FAcs
!ENDIF

# Check if the native library paths should be used when compiling
# the command line tools used during the compilation process.  If
# so, set the necessary macro now.
#
!IF $(USE_NATIVE_LIBPATHS)!=0
NLTLIBPATHS = "/LIBPATH:$(NCRTLIBPATH)" "/LIBPATH:$(NSDKLIBPATH)"
!ENDIF

# C compiler and options for use in building executables that
# will run on the target platform.  (BCC and TCC are usually the
# same unless your are cross-compiling.)
#
TCC = $(CC) -W3 -DSQLITE_OS_WIN=1 -I$(TOP) -I$(TOP)\src -fp:precise
RCC = $(RC) -DSQLITE_OS_WIN=1 -I$(TOP) -I$(TOP)\src

# Check if assembly code listings should be generated for the source
# code files to be compiled.
#
!IF $(USE_LISTINGS)!=0
TCC = $(TCC) -FAcs
!ENDIF

# When compiling the library for use in the WinRT environment,
# the following compile-time options must be used as well to
# disable use of Win32 APIs that are not available and to enable
# use of Win32 APIs that are specific to Windows 8 and/or WinRT.
#
!IF $(FOR_WINRT)!=0
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322

sqlite3_analyzer.exe:	sqlite3_analyzer.c $(LIBRESOBJS)
	$(LTLINK) -DBUILD_sqlite -DTCLSH=2 -I$(TCLINCDIR) sqlite3_analyzer.c \
		/link $(LTLINKOPTS) $(LTLIBPATHS) $(LIBRESOBJS) $(LTLIBS) $(TLIBS)

clean:
	del /Q *.lo *.ilk *.lib *.obj *.pdb sqlite3.exe libsqlite3.lib
	del /Q *.da *.bb *.bbg gmon.out
	del /Q sqlite3.h opcodes.c opcodes.h
	del /Q lemon.exe lempar.c parse.*
	del /Q mkkeywordhash.exe keywordhash.h
	-rmdir /Q/S .deps
	-rmdir /Q/S .libs
	-rmdir /Q/S quota2a
	-rmdir /Q/S quota2b







|







1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343

sqlite3_analyzer.exe:	sqlite3_analyzer.c $(LIBRESOBJS)
	$(LTLINK) -DBUILD_sqlite -DTCLSH=2 -I$(TCLINCDIR) sqlite3_analyzer.c \
		/link $(LTLINKOPTS) $(LTLIBPATHS) $(LIBRESOBJS) $(LTLIBS) $(TLIBS)

clean:
	del /Q *.lo *.ilk *.lib *.obj *.pdb sqlite3.exe libsqlite3.lib
	del /Q *.cod *.da *.bb *.bbg gmon.out
	del /Q sqlite3.h opcodes.c opcodes.h
	del /Q lemon.exe lempar.c parse.*
	del /Q mkkeywordhash.exe keywordhash.h
	-rmdir /Q/S .deps
	-rmdir /Q/S .libs
	-rmdir /Q/S quota2a
	-rmdir /Q/S quota2b

Changes to src/func.c.

961
962
963
964
965
966
967











































































































































968
969
970
971
972
973
974
      assert( sqlite3_value_type(argv[0])==SQLITE_NULL );
      sqlite3_result_text(context, "NULL", 4, SQLITE_STATIC);
      break;
    }
  }
}












































































































































/*
** The unicode() function.  Return the integer unicode code-point value
** for the first character of the input string. 
*/
static void unicodeFunc(
  sqlite3_context *context,
  int argc,







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







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
      assert( sqlite3_value_type(argv[0])==SQLITE_NULL );
      sqlite3_result_text(context, "NULL", 4, SQLITE_STATIC);
      break;
    }
  }
}

/*
** tointeger(X):  If X is any value (integer, double, blob, or string) that
** can be losslessly converted into an integer, then make the conversion and
** return the result.  Otherwise, return NULL.
*/
static void tointegerFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  assert( argc==1 );
  UNUSED_PARAMETER(argc);
  switch( sqlite3_value_type(argv[0]) ){
    case SQLITE_FLOAT: {
      double rVal = sqlite3_value_double(argv[0]);
      i64 iVal = (i64)rVal;
      if( rVal==(double)iVal ){
        sqlite3_result_int64(context, iVal);
      }
      break;
    }
    case SQLITE_INTEGER: {
      sqlite3_result_int64(context, sqlite3_value_int64(argv[0]));
      break;
    }
    case SQLITE_BLOB: {
      const unsigned char *zBlob = sqlite3_value_blob(argv[0]);
      if( zBlob ){
        int nBlob = sqlite3_value_bytes(argv[0]);
        if( nBlob==sizeof(i64) ){
          i64 iVal;
          if( SQLITE_BIGENDIAN ){
            int i;
            unsigned char *zBlobRev = contextMalloc(context, nBlob);
            if( !zBlobRev ) break;
            for(i=0; i<nBlob; i++) zBlobRev[i] = zBlob[nBlob-1-i];
            memcpy(&iVal, zBlobRev, sizeof(i64));
            sqlite3_free(zBlobRev);
          }else{
            memcpy(&iVal, zBlob, sizeof(i64));
          }
          sqlite3_result_int64(context, iVal);
        }
      }
      break;
    }
    case SQLITE_TEXT: {
      const unsigned char *zStr = sqlite3_value_text(argv[0]);
      if( zStr ){
        int nStr = sqlite3_value_bytes(argv[0]);
        if( nStr && !sqlite3Isspace(zStr[0]) ){
          i64 iVal;
          if( !sqlite3Atoi64((const char*)zStr, &iVal, nStr, SQLITE_UTF8) ){
            sqlite3_result_int64(context, iVal);
          }
        }
      }
      break;
    }
    default: {
      assert( sqlite3_value_type(argv[0])==SQLITE_NULL );
      break;
    }
  }
}

/*
** toreal(X): If X is any value (integer, double, blob, or string) that can
** be losslessly converted into a real number, then do so and return that
** real number.  Otherwise return NULL.
*/
#if defined(_MSC_VER)
#pragma optimize("", off)
#endif
static void torealFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  assert( argc==1 );
  UNUSED_PARAMETER(argc);
  switch( sqlite3_value_type(argv[0]) ){
    case SQLITE_FLOAT: {
      sqlite3_result_double(context, sqlite3_value_double(argv[0]));
      break;
    }
    case SQLITE_INTEGER: {
      i64 iVal = sqlite3_value_int64(argv[0]);
      double rVal = (double)iVal;
      if( iVal==(i64)rVal ){
        sqlite3_result_double(context, rVal);
      }
      break;
    }
    case SQLITE_BLOB: {
      const unsigned char *zBlob = sqlite3_value_blob(argv[0]);
      if( zBlob ){
        int nBlob = sqlite3_value_bytes(argv[0]);
        if( nBlob==sizeof(double) ){
          double rVal;
          if( SQLITE_LITTLEENDIAN ){
            int i;
            unsigned char *zBlobRev = contextMalloc(context, nBlob);
            if( !zBlobRev ) break;
            for(i=0; i<nBlob; i++) zBlobRev[i] = zBlob[nBlob-1-i];
            memcpy(&rVal, zBlobRev, sizeof(double));
            sqlite3_free(zBlobRev);
          }else{
            memcpy(&rVal, zBlob, sizeof(double));
          }
          sqlite3_result_double(context, rVal);
        }
      }
      break;
    }
    case SQLITE_TEXT: {
      const unsigned char *zStr = sqlite3_value_text(argv[0]);
      if( zStr ){
        int nStr = sqlite3_value_bytes(argv[0]);
        if( nStr && !sqlite3Isspace(zStr[0]) && !sqlite3Isspace(zStr[nStr-1]) ){
          double rVal;
          if( sqlite3AtoF((const char*)zStr, &rVal, nStr, SQLITE_UTF8) ){
            sqlite3_result_double(context, rVal);
            return;
          }
        }
      }
      break;
    }
    default: {
      assert( sqlite3_value_type(argv[0])==SQLITE_NULL );
      break;
    }
  }
}
#if defined(_MSC_VER)
#pragma optimize("", on)
#endif

/*
** The unicode() function.  Return the integer unicode code-point value
** for the first character of the input string. 
*/
static void unicodeFunc(
  sqlite3_context *context,
  int argc,
1671
1672
1673
1674
1675
1676
1677


1678
1679
1680
1681
1682
1683
1684
    FUNCTION(sqlite_source_id,   0, 0, 0, sourceidFunc     ),
    FUNCTION(sqlite_log,         2, 0, 0, errlogFunc       ),
#ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS
    FUNCTION(sqlite_compileoption_used,1, 0, 0, compileoptionusedFunc  ),
    FUNCTION(sqlite_compileoption_get, 1, 0, 0, compileoptiongetFunc  ),
#endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */
    FUNCTION(quote,              1, 0, 0, quoteFunc        ),


    FUNCTION(last_insert_rowid,  0, 0, 0, last_insert_rowid),
    FUNCTION(changes,            0, 0, 0, changes          ),
    FUNCTION(total_changes,      0, 0, 0, total_changes    ),
    FUNCTION(replace,            3, 0, 0, replaceFunc      ),
    FUNCTION(zeroblob,           1, 0, 0, zeroblobFunc     ),
  #ifdef SQLITE_SOUNDEX
    FUNCTION(soundex,            1, 0, 0, soundexFunc      ),







>
>







1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
    FUNCTION(sqlite_source_id,   0, 0, 0, sourceidFunc     ),
    FUNCTION(sqlite_log,         2, 0, 0, errlogFunc       ),
#ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS
    FUNCTION(sqlite_compileoption_used,1, 0, 0, compileoptionusedFunc  ),
    FUNCTION(sqlite_compileoption_get, 1, 0, 0, compileoptiongetFunc  ),
#endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */
    FUNCTION(quote,              1, 0, 0, quoteFunc        ),
    FUNCTION(tointeger,          1, 0, 0, tointegerFunc    ),
    FUNCTION(toreal,             1, 0, 0, torealFunc       ),
    FUNCTION(last_insert_rowid,  0, 0, 0, last_insert_rowid),
    FUNCTION(changes,            0, 0, 0, changes          ),
    FUNCTION(total_changes,      0, 0, 0, total_changes    ),
    FUNCTION(replace,            3, 0, 0, replaceFunc      ),
    FUNCTION(zeroblob,           1, 0, 0, zeroblobFunc     ),
  #ifdef SQLITE_SOUNDEX
    FUNCTION(soundex,            1, 0, 0, soundexFunc      ),

Added test/func4.test.











































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
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
# 2013 March 10
#
# The author disclaims copyright to this source code.  In place of
# a legal notice, here is a blessing:
#
#    May you do good and not evil.
#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The focus of
# this file is testing the tointeger() and toreal() functions.
#
# Several of the toreal() tests are disabled on platforms where floating
# point precision is not high enough to represent their constant integer
# expression arguments as double precision floating point values.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set saved_tcl_precision $tcl_precision
set tcl_precision 0

set highPrecision(1) [expr \
    {[memdbsql {SELECT tointeger(9223372036854775807 + 1);}] eq {{}}}]

do_execsql_test func4-1.1 {
  SELECT tointeger(NULL);
} {{}}
do_execsql_test func4-1.2 {
  SELECT tointeger('');
} {{}}
do_execsql_test func4-1.3 {
  SELECT tointeger('   ');
} {{}}
do_execsql_test func4-1.4 {
  SELECT tointeger('1234');
} {1234}
do_execsql_test func4-1.5 {
  SELECT tointeger('   1234');
} {{}}
do_execsql_test func4-1.6 {
  SELECT tointeger('bad');
} {{}}
do_execsql_test func4-1.7 {
  SELECT tointeger('0xBAD');
} {{}}
do_execsql_test func4-1.8 {
  SELECT tointeger('123BAD');
} {{}}
do_execsql_test func4-1.9 {
  SELECT tointeger('0x123BAD');
} {{}}
do_execsql_test func4-1.10 {
  SELECT tointeger('123NO');
} {{}}
do_execsql_test func4-1.11 {
  SELECT tointeger('0x123NO');
} {{}}
do_execsql_test func4-1.12 {
  SELECT tointeger('-0x1');
} {{}}
do_execsql_test func4-1.13 {
  SELECT tointeger('-0x0');
} {{}}
do_execsql_test func4-1.14 {
  SELECT tointeger('0x0');
} {{}}
do_execsql_test func4-1.15 {
  SELECT tointeger('0x1');
} {{}}
do_execsql_test func4-1.16 {
  SELECT tointeger(-1);
} {-1}
do_execsql_test func4-1.17 {
  SELECT tointeger(-0);
} {0}
do_execsql_test func4-1.18 {
  SELECT tointeger(0);
} {0}
do_execsql_test func4-1.19 {
  SELECT tointeger(1);
} {1}
do_execsql_test func4-1.20 {
  SELECT tointeger(-1.79769313486232e308 - 1);
} {{}}
do_execsql_test func4-1.21 {
  SELECT tointeger(-1.79769313486232e308);
} {{}}
do_execsql_test func4-1.22 {
  SELECT tointeger(-1.79769313486232e308 + 1);
} {{}}
do_execsql_test func4-1.23 {
  SELECT tointeger(-9223372036854775808 - 1);
} {-9223372036854775808}
do_execsql_test func4-1.24 {
  SELECT tointeger(-9223372036854775808);
} {-9223372036854775808}
do_execsql_test func4-1.25 {
  SELECT tointeger(-9223372036854775808 + 1);
} {-9223372036854775807}
do_execsql_test func4-1.26 {
  SELECT tointeger(-9223372036854775807 - 1);
} {-9223372036854775808}
do_execsql_test func4-1.27 {
  SELECT tointeger(-9223372036854775807);
} {-9223372036854775807}
do_execsql_test func4-1.28 {
  SELECT tointeger(-9223372036854775807 + 1);
} {-9223372036854775806}
do_execsql_test func4-1.29 {
  SELECT tointeger(-2147483648 - 1);
} {-2147483649}
do_execsql_test func4-1.30 {
  SELECT tointeger(-2147483648);
} {-2147483648}
do_execsql_test func4-1.31 {
  SELECT tointeger(-2147483648 + 1);
} {-2147483647}
do_execsql_test func4-1.32 {
  SELECT tointeger(2147483647 - 1);
} {2147483646}
do_execsql_test func4-1.33 {
  SELECT tointeger(2147483647);
} {2147483647}
do_execsql_test func4-1.34 {
  SELECT tointeger(2147483647 + 1);
} {2147483648}
do_execsql_test func4-1.35 {
  SELECT tointeger(9223372036854775807 - 1);
} {9223372036854775806}
do_execsql_test func4-1.36 {
  SELECT tointeger(9223372036854775807);
} {9223372036854775807}
if {$highPrecision(1)} {
  do_execsql_test func4-1.37 {
    SELECT tointeger(9223372036854775807 + 1);
  } {{}}
}
do_execsql_test func4-1.38 {
  SELECT tointeger(1.79769313486232e308 - 1);
} {{}}
do_execsql_test func4-1.39 {
  SELECT tointeger(1.79769313486232e308);
} {{}}
do_execsql_test func4-1.40 {
  SELECT tointeger(1.79769313486232e308 + 1);
} {{}}
do_execsql_test func4-1.41 {
  SELECT tointeger(4503599627370496 - 1);
} {4503599627370495}
do_execsql_test func4-1.42 {
  SELECT tointeger(4503599627370496);
} {4503599627370496}
do_execsql_test func4-1.43 {
  SELECT tointeger(4503599627370496 + 1);
} {4503599627370497}
do_execsql_test func4-1.44 {
  SELECT tointeger(9007199254740992 - 1);
} {9007199254740991}
do_execsql_test func4-1.45 {
  SELECT tointeger(9007199254740992);
} {9007199254740992}
do_execsql_test func4-1.46 {
  SELECT tointeger(9007199254740992 + 1);
} {9007199254740993}
do_execsql_test func4-1.47 {
  SELECT tointeger(9223372036854775807 - 1);
} {9223372036854775806}
do_execsql_test func4-1.48 {
  SELECT tointeger(9223372036854775807);
} {9223372036854775807}
if {$highPrecision(1)} {
  do_execsql_test func4-1.49 {
    SELECT tointeger(9223372036854775807 + 1);
  } {{}}
  do_execsql_test func4-1.50 {
    SELECT tointeger(9223372036854775808 - 1);
  } {{}}
  do_execsql_test func4-1.51 {
    SELECT tointeger(9223372036854775808);
  } {{}}
  do_execsql_test func4-1.52 {
    SELECT tointeger(9223372036854775808 + 1);
  } {{}}
}
do_execsql_test func4-1.53 {
  SELECT tointeger(18446744073709551616 - 1);
} {{}}
do_execsql_test func4-1.54 {
  SELECT tointeger(18446744073709551616);
} {{}}
do_execsql_test func4-1.55 {
  SELECT tointeger(18446744073709551616 + 1);
} {{}}

ifcapable floatingpoint {
  set highPrecision(2) [expr \
      {[memdbsql {SELECT toreal(-9223372036854775808 + 1);}] eq {{}}}]

  do_execsql_test func4-2.1 {
    SELECT toreal(NULL);
  } {{}}
  do_execsql_test func4-2.2 {
    SELECT toreal('');
  } {{}}
  do_execsql_test func4-2.3 {
    SELECT toreal('   ');
  } {{}}
  do_execsql_test func4-2.4 {
    SELECT toreal('1234');
  } {1234.0}
  do_execsql_test func4-2.5 {
    SELECT toreal('   1234');
  } {{}}
  do_execsql_test func4-2.6 {
    SELECT toreal('bad');
  } {{}}
  do_execsql_test func4-2.7 {
    SELECT toreal('0xBAD');
  } {{}}
  do_execsql_test func4-2.8 {
    SELECT toreal('123BAD');
  } {{}}
  do_execsql_test func4-2.9 {
    SELECT toreal('0x123BAD');
  } {{}}
  do_execsql_test func4-2.10 {
    SELECT toreal('123NO');
  } {{}}
  do_execsql_test func4-2.11 {
    SELECT toreal('0x123NO');
  } {{}}
  do_execsql_test func4-2.12 {
    SELECT toreal('-0x1');
  } {{}}
  do_execsql_test func4-2.13 {
    SELECT toreal('-0x0');
  } {{}}
  do_execsql_test func4-2.14 {
    SELECT toreal('0x0');
  } {{}}
  do_execsql_test func4-2.15 {
    SELECT toreal('0x1');
  } {{}}
  do_execsql_test func4-2.16 {
    SELECT toreal(-1);
  } {-1.0}
  do_execsql_test func4-2.17 {
    SELECT toreal(-0);
  } {0.0}
  do_execsql_test func4-2.18 {
    SELECT toreal(0);
  } {0.0}
  do_execsql_test func4-2.19 {
    SELECT toreal(1);
  } {1.0}
  do_execsql_test func4-2.20 {
    SELECT toreal(-1.79769313486232e308 - 1);
  } {-Inf}
  do_execsql_test func4-2.21 {
    SELECT toreal(-1.79769313486232e308);
  } {-Inf}
  do_execsql_test func4-2.22 {
    SELECT toreal(-1.79769313486232e308 + 1);
  } {-Inf}
  do_execsql_test func4-2.23 {
    SELECT toreal(-9223372036854775808 - 1);
  } {-9.223372036854776e+18}
  do_execsql_test func4-2.24 {
    SELECT toreal(-9223372036854775808);
  } {-9.223372036854776e+18}
  if {$highPrecision(2)} {
    do_execsql_test func4-2.25 {
      SELECT toreal(-9223372036854775808 + 1);
    } {{}}
  }
  do_execsql_test func4-2.26 {
    SELECT toreal(-9223372036854775807 - 1);
  } {-9.223372036854776e+18}
  if {$highPrecision(2)} {
    do_execsql_test func4-2.27 {
      SELECT toreal(-9223372036854775807);
    } {{}}
    do_execsql_test func4-2.28 {
      SELECT toreal(-9223372036854775807 + 1);
    } {{}}
  }
  do_execsql_test func4-2.29 {
    SELECT toreal(-2147483648 - 1);
  } {-2147483649.0}
  do_execsql_test func4-2.30 {
    SELECT toreal(-2147483648);
  } {-2147483648.0}
  do_execsql_test func4-2.31 {
    SELECT toreal(-2147483648 + 1);
  } {-2147483647.0}
  do_execsql_test func4-2.32 {
    SELECT toreal(2147483647 - 1);
  } {2147483646.0}
  do_execsql_test func4-2.33 {
    SELECT toreal(2147483647);
  } {2147483647.0}
  do_execsql_test func4-2.34 {
    SELECT toreal(2147483647 + 1);
  } {2147483648.0}
  if {$highPrecision(2)} {
    do_execsql_test func4-2.35 {
      SELECT toreal(9223372036854775807 - 1);
    } {{}}
    if {$highPrecision(1)} {
      do_execsql_test func4-2.36 {
        SELECT toreal(9223372036854775807);
      } {{}}
    }
  }
  do_execsql_test func4-2.37 {
    SELECT toreal(9223372036854775807 + 1);
  } {9.223372036854776e+18}
  do_execsql_test func4-2.38 {
    SELECT toreal(1.79769313486232e308 - 1);
  } {Inf}
  do_execsql_test func4-2.39 {
    SELECT toreal(1.79769313486232e308);
  } {Inf}
  do_execsql_test func4-2.40 {
    SELECT toreal(1.79769313486232e308 + 1);
  } {Inf}
  do_execsql_test func4-2.41 {
    SELECT toreal(4503599627370496 - 1);
  } {4503599627370495.0}
  do_execsql_test func4-2.42 {
    SELECT toreal(4503599627370496);
  } {4503599627370496.0}
  do_execsql_test func4-2.43 {
    SELECT toreal(4503599627370496 + 1);
  } {4503599627370497.0}
  do_execsql_test func4-2.44 {
    SELECT toreal(9007199254740992 - 1);
  } {9007199254740991.0}
  do_execsql_test func4-2.45 {
    SELECT toreal(9007199254740992);
  } {9007199254740992.0}
  if {$highPrecision(2)} {
    do_execsql_test func4-2.46 {
      SELECT toreal(9007199254740992 + 1);
    } {{}}
  }
  do_execsql_test func4-2.47 {
    SELECT toreal(9007199254740992 + 2);
  } {9007199254740994.0}
  do_execsql_test func4-2.48 {
    SELECT toreal(tointeger(9223372036854775808) - 1);
  } {{}}
  if {$highPrecision(1)} {
    do_execsql_test func4-2.49 {
      SELECT toreal(tointeger(9223372036854775808));
    } {{}}
    do_execsql_test func4-2.50 {
      SELECT toreal(tointeger(9223372036854775808) + 1);
    } {{}}
  }
  do_execsql_test func4-2.51 {
    SELECT toreal(tointeger(18446744073709551616) - 1);
  } {{}}
  do_execsql_test func4-2.52 {
    SELECT toreal(tointeger(18446744073709551616));
  } {{}}
  do_execsql_test func4-2.53 {
    SELECT toreal(tointeger(18446744073709551616) + 1);
  } {{}}
}

ifcapable check {
  do_execsql_test func4-3.1 {
    CREATE TABLE t1(
      x INTEGER CHECK(tointeger(x) IS NOT NULL)
    );
  } {}
  do_test func4-3.2 {
    catchsql {
      INSERT INTO t1 (x) VALUES (NULL);
    }
  } {1 {constraint failed}}
  do_test func4-3.3 {
    catchsql {
      INSERT INTO t1 (x) VALUES (NULL);
    }
  } {1 {constraint failed}}
  do_test func4-3.4 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('');
    }
  } {1 {constraint failed}}
  do_test func4-3.5 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('bad');
    }
  } {1 {constraint failed}}
  do_test func4-3.6 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('1234bad');
    }
  } {1 {constraint failed}}
  do_test func4-3.7 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('1234.56bad');
    }
  } {1 {constraint failed}}
  do_test func4-3.8 {
    catchsql {
      INSERT INTO t1 (x) VALUES (1234);
    }
  } {0 {}}
  do_test func4-3.9 {
    catchsql {
      INSERT INTO t1 (x) VALUES (1234.56);
    }
  } {1 {constraint failed}}
  do_test func4-3.10 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('1234');
    }
  } {0 {}}
  do_test func4-3.11 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('1234.56');
    }
  } {1 {constraint failed}}
  do_test func4-3.12 {
    catchsql {
      INSERT INTO t1 (x) VALUES (ZEROBLOB(4));
    }
  } {1 {constraint failed}}
  do_test func4-3.13 {
    catchsql {
      INSERT INTO t1 (x) VALUES (X'');
    }
  } {1 {constraint failed}}
  do_test func4-3.14 {
    catchsql {
      INSERT INTO t1 (x) VALUES (X'1234');
    }
  } {1 {constraint failed}}
  do_test func4-3.15 {
    catchsql {
      INSERT INTO t1 (x) VALUES (X'12345678');
    }
  } {1 {constraint failed}}
  do_test func4-3.16 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('1234.00');
    }
  } {1 {constraint failed}}
  do_test func4-3.17 {
    catchsql {
      INSERT INTO t1 (x) VALUES (1234.00);
    }
  } {0 {}}
  do_test func4-3.18 {
    catchsql {
      INSERT INTO t1 (x) VALUES ('-9223372036854775809');
    }
  } {1 {constraint failed}}
  if {$highPrecision(1)} {
    do_test func4-3.19 {
      catchsql {
        INSERT INTO t1 (x) VALUES (9223372036854775808);
      }
    } {1 {constraint failed}}
  }
  do_execsql_test func4-3.20 {
    SELECT x FROM t1 ORDER BY x;
  } {1234 1234 1234}

  ifcapable floatingpoint {
    do_execsql_test func4-4.1 {
      CREATE TABLE t2(
        x REAL CHECK(toreal(x) IS NOT NULL)
      );
    } {}
    do_test func4-4.2 {
      catchsql {
        INSERT INTO t2 (x) VALUES (NULL);
      }
    } {1 {constraint failed}}
    do_test func4-4.3 {
      catchsql {
        INSERT INTO t2 (x) VALUES (NULL);
      }
    } {1 {constraint failed}}
    do_test func4-4.4 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('');
      }
    } {1 {constraint failed}}
    do_test func4-4.5 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('bad');
      }
    } {1 {constraint failed}}
    do_test func4-4.6 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('1234bad');
      }
    } {1 {constraint failed}}
    do_test func4-4.7 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('1234.56bad');
      }
    } {1 {constraint failed}}
    do_test func4-4.8 {
      catchsql {
        INSERT INTO t2 (x) VALUES (1234);
      }
    } {0 {}}
    do_test func4-4.9 {
      catchsql {
        INSERT INTO t2 (x) VALUES (1234.56);
      }
    } {0 {}}
    do_test func4-4.10 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('1234');
      }
    } {0 {}}
    do_test func4-4.11 {
      catchsql {
        INSERT INTO t2 (x) VALUES ('1234.56');
      }
    } {0 {}}
    do_test func4-4.12 {
      catchsql {
        INSERT INTO t2 (x) VALUES (ZEROBLOB(4));
      }
    } {1 {constraint failed}}
    do_test func4-4.13 {
      catchsql {
        INSERT INTO t2 (x) VALUES (X'');
      }
    } {1 {constraint failed}}
    do_test func4-4.14 {
      catchsql {
        INSERT INTO t2 (x) VALUES (X'1234');
      }
    } {1 {constraint failed}}
    do_test func4-4.15 {
      catchsql {
        INSERT INTO t2 (x) VALUES (X'12345678');
      }
    } {1 {constraint failed}}
    do_execsql_test func4-4.16 {
      SELECT x FROM t2 ORDER BY x;
    } {1234.0 1234.0 1234.56 1234.56}
  }
}

ifcapable floatingpoint {
  do_execsql_test func4-5.1 {
    SELECT tointeger(toreal('1234'));
  } {1234}
  do_execsql_test func4-5.2 {
    SELECT tointeger(toreal(-1));
  } {-1}
  do_execsql_test func4-5.3 {
    SELECT tointeger(toreal(-0));
  } {0}
  do_execsql_test func4-5.4 {
    SELECT tointeger(toreal(0));
  } {0}
  do_execsql_test func4-5.5 {
    SELECT tointeger(toreal(1));
  } {1}
  do_execsql_test func4-5.6 {
    SELECT tointeger(toreal(-9223372036854775808 - 1));
  } {-9223372036854775808}
  do_execsql_test func4-5.7 {
    SELECT tointeger(toreal(-9223372036854775808));
  } {-9223372036854775808}
  if {$highPrecision(2)} {
    do_execsql_test func4-5.8 {
      SELECT tointeger(toreal(-9223372036854775808 + 1));
    } {{}}
  }
  do_execsql_test func4-5.9 {
    SELECT tointeger(toreal(-2147483648 - 1));
  } {-2147483649}
  do_execsql_test func4-5.10 {
    SELECT tointeger(toreal(-2147483648));
  } {-2147483648}
  do_execsql_test func4-5.11 {
    SELECT tointeger(toreal(-2147483648 + 1));
  } {-2147483647}
  do_execsql_test func4-5.12 {
    SELECT tointeger(toreal(2147483647 - 1));
  } {2147483646}
  do_execsql_test func4-5.13 {
    SELECT tointeger(toreal(2147483647));
  } {2147483647}
  do_execsql_test func4-5.14 {
    SELECT tointeger(toreal(2147483647 + 1));
  } {2147483648}
  do_execsql_test func4-5.15 {
    SELECT tointeger(toreal(9223372036854775807 - 1));
  } {{}}
  if {$highPrecision(1)} {
    do_execsql_test func4-5.16 {
      SELECT tointeger(toreal(9223372036854775807));
    } {{}}
    do_execsql_test func4-5.17 {
      SELECT tointeger(toreal(9223372036854775807 + 1));
    } {{}}
  }
  do_execsql_test func4-5.18 {
    SELECT tointeger(toreal(4503599627370496 - 1));
  } {4503599627370495}
  do_execsql_test func4-5.19 {
    SELECT tointeger(toreal(4503599627370496));
  } {4503599627370496}
  do_execsql_test func4-5.20 {
    SELECT tointeger(toreal(4503599627370496 + 1));
  } {4503599627370497}
  do_execsql_test func4-5.21 {
    SELECT tointeger(toreal(9007199254740992 - 1));
  } {9007199254740991}
  do_execsql_test func4-5.22 {
    SELECT tointeger(toreal(9007199254740992));
  } {9007199254740992}
  if {$highPrecision(2)} {
    do_execsql_test func4-5.23 {
      SELECT tointeger(toreal(9007199254740992 + 1));
    } {{}}
  }
  do_execsql_test func4-5.24 {
    SELECT tointeger(toreal(9007199254740992 + 2));
  } {9007199254740994}
  if {$highPrecision(1)} {
    do_execsql_test func4-5.25 {
      SELECT tointeger(toreal(9223372036854775808 - 1));
    } {{}}
    do_execsql_test func4-5.26 {
      SELECT tointeger(toreal(9223372036854775808));
    } {{}}
    do_execsql_test func4-5.27 {
      SELECT tointeger(toreal(9223372036854775808 + 1));
    } {{}}
  }
  do_execsql_test func4-5.28 {
    SELECT tointeger(toreal(18446744073709551616 - 1));
  } {{}}
  do_execsql_test func4-5.29 {
    SELECT tointeger(toreal(18446744073709551616));
  } {{}}
  do_execsql_test func4-5.30 {
    SELECT tointeger(toreal(18446744073709551616 + 1));
  } {{}}
}

for {set i 0} {$i < 10} {incr i} {
  if {$i == 8} continue
  do_execsql_test func4-6.1.$i.1 [subst {
    SELECT tointeger(x'[string repeat 01 $i]');
  }] {{}}
  ifcapable floatingpoint {
    do_execsql_test func4-6.1.$i.2 [subst {
      SELECT toreal(x'[string repeat 01 $i]');
    }] {{}}
  }
}

do_execsql_test func4-6.2.1 {
  SELECT tointeger(x'0102030405060708');
} {578437695752307201}
do_execsql_test func4-6.2.2 {
  SELECT tointeger(x'0807060504030201');
} {72623859790382856}

ifcapable floatingpoint {
  do_execsql_test func4-6.3.1 {
    SELECT toreal(x'ffefffffffffffff');
  } {-1.7976931348623157e+308}
  do_execsql_test func4-6.3.2 {
    SELECT toreal(x'8010000000000000');
  } {-2.2250738585072014e-308}
  do_execsql_test func4-6.3.3 {
    SELECT toreal(x'c000000000000000');
  } {-2.0}
  do_execsql_test func4-6.3.4 {
    SELECT toreal(x'bff0000000000000');
  } {-1.0}
  do_execsql_test func4-6.3.5 {
    SELECT toreal(x'8000000000000000');
  } {-0.0}
  do_execsql_test func4-6.3.6 {
    SELECT toreal(x'0000000000000000');
  } {0.0}
  do_execsql_test func4-6.3.7 {
    SELECT toreal(x'3ff0000000000000');
  } {1.0}
  do_execsql_test func4-6.3.8 {
    SELECT toreal(x'4000000000000000');
  } {2.0}
  do_execsql_test func4-6.3.9 {
    SELECT toreal(x'0010000000000000');
  } {2.2250738585072014e-308}
  do_execsql_test func4-6.3.10 {
    SELECT toreal(x'7fefffffffffffff');
  } {1.7976931348623157e+308}
  do_execsql_test func4-6.3.11 {
    SELECT toreal(x'8000000000000001');
  } {-5e-324}
  do_execsql_test func4-6.3.12 {
    SELECT toreal(x'800fffffffffffff');
  } {-2.225073858507201e-308}
  do_execsql_test func4-6.3.13 {
    SELECT toreal(x'0000000000000001');
  } {5e-324}
  do_execsql_test func4-6.3.14 {
    SELECT toreal(x'000fffffffffffff');
  } {2.225073858507201e-308}
  do_execsql_test func4-6.3.15 {
    SELECT toreal(x'fff0000000000000');
  } {-Inf}
  do_execsql_test func4-6.3.16 {
    SELECT toreal(x'7ff0000000000000');
  } {Inf}
  do_execsql_test func4-6.3.17 {
    SELECT toreal(x'fff8000000000000');
  } {{}}
  do_execsql_test func4-6.3.18 {
    SELECT toreal(x'fff0000000000001');
  } {{}}
  do_execsql_test func4-6.3.19 {
    SELECT toreal(x'fff7ffffffffffff');
  } {{}}
  do_execsql_test func4-6.3.20 {
    SELECT toreal(x'7ff0000000000001');
  } {{}}
  do_execsql_test func4-6.3.21 {
    SELECT toreal(x'7ff7ffffffffffff');
  } {{}}
  do_execsql_test func4-6.3.22 {
    SELECT toreal(x'fff8000000000001');
  } {{}}
  do_execsql_test func4-6.3.23 {
    SELECT toreal(x'ffffffffffffffff');
  } {{}}
  do_execsql_test func4-6.3.24 {
    SELECT toreal(x'7ff8000000000000');
  } {{}}
  do_execsql_test func4-6.3.25 {
    SELECT toreal(x'7fffffffffffffff');
  } {{}}
}

set tcl_precision $saved_tcl_precision
unset saved_tcl_precision
finish_test