1 /* Test of POSIX compatible vasprintf() and asprintf() functions.
2 Copyright (C) 2007-2012 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
31 #include "minus-zero.h"
35 /* The SGI MIPS floating-point format does not distinguish 0.0 and -0.0. */
39 static double plus_zero = 0.0;
40 double minus_zero = minus_zerod;
41 return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0;
44 /* Representation of an 80-bit 'long double' as an initializer for a sequence
45 of 'unsigned int' words. */
46 #ifdef WORDS_BIGENDIAN
47 # define LDBL80_WORDS(exponent,manthi,mantlo) \
48 { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \
49 ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \
50 (unsigned int) (mantlo) << 16 \
53 # define LDBL80_WORDS(exponent,manthi,mantlo) \
54 { mantlo, manthi, exponent }
58 strmatch (const char *pattern, const char *string)
60 if (strlen (pattern) != strlen (string))
62 for (; *pattern != '\0'; pattern++, string++)
63 if (*pattern != '*' && *string != *pattern)
68 /* Test whether string[start_index..end_index-1] is a valid textual
69 representation of NaN. */
71 strisnan (const char *string, size_t start_index, size_t end_index, int uppercase)
73 if (start_index < end_index)
75 if (string[start_index] == '-')
77 if (start_index + 3 <= end_index
78 && memcmp (string + start_index, uppercase ? "NAN" : "nan", 3) == 0)
81 if (start_index == end_index
82 || (string[start_index] == '(' && string[end_index - 1] == ')'))
90 test_function (int (*my_asprintf) (char **, const char *, ...))
94 /* Test return value convention. */
96 for (repeat = 0; repeat <= 8; repeat++)
99 int retval = asprintf (&result, "%d", 12345);
100 ASSERT (retval == 5);
101 ASSERT (result != NULL);
102 ASSERT (strcmp (result, "12345") == 0);
106 /* Test support of size specifiers as in C99. */
111 my_asprintf (&result, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
112 ASSERT (result != NULL);
113 ASSERT (strcmp (result, "12345671 33") == 0);
114 ASSERT (retval == strlen (result));
121 my_asprintf (&result, "%zu %d", (size_t) 12345672, 33, 44, 55);
122 ASSERT (result != NULL);
123 ASSERT (strcmp (result, "12345672 33") == 0);
124 ASSERT (retval == strlen (result));
131 my_asprintf (&result, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
132 ASSERT (result != NULL);
133 ASSERT (strcmp (result, "12345673 33") == 0);
134 ASSERT (retval == strlen (result));
141 my_asprintf (&result, "%Lg %d", (long double) 1.5, 33, 44, 55);
142 ASSERT (result != NULL);
143 ASSERT (strcmp (result, "1.5 33") == 0);
144 ASSERT (retval == strlen (result));
148 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
149 output of floating-point numbers. */
151 { /* A positive number. */
154 my_asprintf (&result, "%a %d", 3.1416015625, 33, 44, 55);
155 ASSERT (result != NULL);
156 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
157 || strcmp (result, "0x3.244p+0 33") == 0
158 || strcmp (result, "0x6.488p-1 33") == 0
159 || strcmp (result, "0xc.91p-2 33") == 0);
160 ASSERT (retval == strlen (result));
164 { /* A negative number. */
167 my_asprintf (&result, "%A %d", -3.1416015625, 33, 44, 55);
168 ASSERT (result != NULL);
169 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
170 || strcmp (result, "-0X3.244P+0 33") == 0
171 || strcmp (result, "-0X6.488P-1 33") == 0
172 || strcmp (result, "-0XC.91P-2 33") == 0);
173 ASSERT (retval == strlen (result));
177 { /* Positive zero. */
180 my_asprintf (&result, "%a %d", 0.0, 33, 44, 55);
181 ASSERT (result != NULL);
182 ASSERT (strcmp (result, "0x0p+0 33") == 0);
183 ASSERT (retval == strlen (result));
187 { /* Negative zero. */
190 my_asprintf (&result, "%a %d", minus_zerod, 33, 44, 55);
191 ASSERT (result != NULL);
192 if (have_minus_zero ())
193 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
194 ASSERT (retval == strlen (result));
198 { /* Positive infinity. */
201 my_asprintf (&result, "%a %d", Infinityd (), 33, 44, 55);
202 ASSERT (result != NULL);
203 ASSERT (strcmp (result, "inf 33") == 0);
204 ASSERT (retval == strlen (result));
208 { /* Negative infinity. */
211 my_asprintf (&result, "%a %d", - Infinityd (), 33, 44, 55);
212 ASSERT (result != NULL);
213 ASSERT (strcmp (result, "-inf 33") == 0);
214 ASSERT (retval == strlen (result));
221 my_asprintf (&result, "%a %d", NaNd (), 33, 44, 55);
222 ASSERT (result != NULL);
223 ASSERT (strlen (result) >= 3 + 3
224 && strisnan (result, 0, strlen (result) - 3, 0)
225 && strcmp (result + strlen (result) - 3, " 33") == 0);
226 ASSERT (retval == strlen (result));
230 { /* Rounding near the decimal point. */
233 my_asprintf (&result, "%.0a %d", 1.5, 33, 44, 55);
234 ASSERT (result != NULL);
235 ASSERT (strcmp (result, "0x2p+0 33") == 0
236 || strcmp (result, "0x3p-1 33") == 0
237 || strcmp (result, "0x6p-2 33") == 0
238 || strcmp (result, "0xcp-3 33") == 0);
239 ASSERT (retval == strlen (result));
243 { /* Rounding with precision 0. */
246 my_asprintf (&result, "%.0a %d", 1.51, 33, 44, 55);
247 ASSERT (result != NULL);
248 ASSERT (strcmp (result, "0x2p+0 33") == 0
249 || strcmp (result, "0x3p-1 33") == 0
250 || strcmp (result, "0x6p-2 33") == 0
251 || strcmp (result, "0xcp-3 33") == 0);
252 ASSERT (retval == strlen (result));
256 { /* Rounding with precision 1. */
259 my_asprintf (&result, "%.1a %d", 1.51, 33, 44, 55);
260 ASSERT (result != NULL);
261 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
262 || strcmp (result, "0x3.0p-1 33") == 0
263 || strcmp (result, "0x6.1p-2 33") == 0
264 || strcmp (result, "0xc.1p-3 33") == 0);
265 ASSERT (retval == strlen (result));
269 { /* Rounding with precision 2. */
272 my_asprintf (&result, "%.2a %d", 1.51, 33, 44, 55);
273 ASSERT (result != NULL);
274 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
275 || strcmp (result, "0x3.05p-1 33") == 0
276 || strcmp (result, "0x6.0ap-2 33") == 0
277 || strcmp (result, "0xc.14p-3 33") == 0);
278 ASSERT (retval == strlen (result));
282 { /* Rounding with precision 3. */
285 my_asprintf (&result, "%.3a %d", 1.51, 33, 44, 55);
286 ASSERT (result != NULL);
287 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
288 || strcmp (result, "0x3.052p-1 33") == 0
289 || strcmp (result, "0x6.0a4p-2 33") == 0
290 || strcmp (result, "0xc.148p-3 33") == 0);
291 ASSERT (retval == strlen (result));
295 { /* Rounding can turn a ...FFF into a ...000. */
298 my_asprintf (&result, "%.3a %d", 1.49999, 33, 44, 55);
299 ASSERT (result != NULL);
300 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
301 || strcmp (result, "0x3.000p-1 33") == 0
302 || strcmp (result, "0x6.000p-2 33") == 0
303 || strcmp (result, "0xc.000p-3 33") == 0);
304 ASSERT (retval == strlen (result));
308 { /* Rounding can turn a ...FFF into a ...000.
309 This shows a MacOS X 10.3.9 (Darwin 7.9) bug. */
312 my_asprintf (&result, "%.1a %d", 1.999, 33, 44, 55);
313 ASSERT (result != NULL);
314 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
315 || strcmp (result, "0x2.0p+0 33") == 0
316 || strcmp (result, "0x4.0p-1 33") == 0
317 || strcmp (result, "0x8.0p-2 33") == 0);
318 ASSERT (retval == strlen (result));
325 my_asprintf (&result, "%10a %d", 1.75, 33, 44, 55);
326 ASSERT (result != NULL);
327 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
328 || strcmp (result, " 0x3.8p-1 33") == 0
329 || strcmp (result, " 0x7p-2 33") == 0
330 || strcmp (result, " 0xep-3 33") == 0);
331 ASSERT (retval == strlen (result));
335 { /* Small precision. */
338 my_asprintf (&result, "%.10a %d", 1.75, 33, 44, 55);
339 ASSERT (result != NULL);
340 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
341 || strcmp (result, "0x3.8000000000p-1 33") == 0
342 || strcmp (result, "0x7.0000000000p-2 33") == 0
343 || strcmp (result, "0xe.0000000000p-3 33") == 0);
344 ASSERT (retval == strlen (result));
348 { /* Large precision. */
351 my_asprintf (&result, "%.50a %d", 1.75, 33, 44, 55);
352 ASSERT (result != NULL);
353 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
354 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
355 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
356 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
357 ASSERT (retval == strlen (result));
364 my_asprintf (&result, "%-10a %d", 1.75, 33, 44, 55);
365 ASSERT (result != NULL);
366 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
367 || strcmp (result, "0x3.8p-1 33") == 0
368 || strcmp (result, "0x7p-2 33") == 0
369 || strcmp (result, "0xep-3 33") == 0);
370 ASSERT (retval == strlen (result));
374 { /* FLAG_SHOWSIGN. */
377 my_asprintf (&result, "%+a %d", 1.75, 33, 44, 55);
378 ASSERT (result != NULL);
379 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
380 || strcmp (result, "+0x3.8p-1 33") == 0
381 || strcmp (result, "+0x7p-2 33") == 0
382 || strcmp (result, "+0xep-3 33") == 0);
383 ASSERT (retval == strlen (result));
390 my_asprintf (&result, "% a %d", 1.75, 33, 44, 55);
391 ASSERT (result != NULL);
392 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
393 || strcmp (result, " 0x3.8p-1 33") == 0
394 || strcmp (result, " 0x7p-2 33") == 0
395 || strcmp (result, " 0xep-3 33") == 0);
396 ASSERT (retval == strlen (result));
403 my_asprintf (&result, "%#a %d", 1.75, 33, 44, 55);
404 ASSERT (result != NULL);
405 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
406 || strcmp (result, "0x3.8p-1 33") == 0
407 || strcmp (result, "0x7.p-2 33") == 0
408 || strcmp (result, "0xe.p-3 33") == 0);
409 ASSERT (retval == strlen (result));
416 my_asprintf (&result, "%#a %d", 1.0, 33, 44, 55);
417 ASSERT (result != NULL);
418 ASSERT (strcmp (result, "0x1.p+0 33") == 0
419 || strcmp (result, "0x2.p-1 33") == 0
420 || strcmp (result, "0x4.p-2 33") == 0
421 || strcmp (result, "0x8.p-3 33") == 0);
422 ASSERT (retval == strlen (result));
426 { /* FLAG_ZERO with finite number. */
429 my_asprintf (&result, "%010a %d", 1.75, 33, 44, 55);
430 ASSERT (result != NULL);
431 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
432 || strcmp (result, "0x003.8p-1 33") == 0
433 || strcmp (result, "0x00007p-2 33") == 0
434 || strcmp (result, "0x0000ep-3 33") == 0);
435 ASSERT (retval == strlen (result));
439 { /* FLAG_ZERO with infinite number. */
442 my_asprintf (&result, "%010a %d", Infinityd (), 33, 44, 55);
443 ASSERT (result != NULL);
444 /* "0000000inf 33" is not a valid result; see
445 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
446 ASSERT (strcmp (result, " inf 33") == 0);
447 ASSERT (retval == strlen (result));
451 { /* FLAG_ZERO with NaN. */
454 my_asprintf (&result, "%050a %d", NaNd (), 33, 44, 55);
455 ASSERT (result != NULL);
456 /* "0000000nan 33" is not a valid result; see
457 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
458 ASSERT (strlen (result) == 50 + 3
459 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
460 && strcmp (result + strlen (result) - 3, " 33") == 0);
461 ASSERT (retval == strlen (result));
465 { /* A positive number. */
468 my_asprintf (&result, "%La %d", 3.1416015625L, 33, 44, 55);
469 ASSERT (result != NULL);
470 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
471 || strcmp (result, "0x3.244p+0 33") == 0
472 || strcmp (result, "0x6.488p-1 33") == 0
473 || strcmp (result, "0xc.91p-2 33") == 0);
474 ASSERT (retval == strlen (result));
478 { /* A negative number. */
481 my_asprintf (&result, "%LA %d", -3.1416015625L, 33, 44, 55);
482 ASSERT (result != NULL);
483 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
484 || strcmp (result, "-0X3.244P+0 33") == 0
485 || strcmp (result, "-0X6.488P-1 33") == 0
486 || strcmp (result, "-0XC.91P-2 33") == 0);
487 ASSERT (retval == strlen (result));
491 { /* Positive zero. */
494 my_asprintf (&result, "%La %d", 0.0L, 33, 44, 55);
495 ASSERT (result != NULL);
496 ASSERT (strcmp (result, "0x0p+0 33") == 0);
497 ASSERT (retval == strlen (result));
501 { /* Negative zero. */
504 my_asprintf (&result, "%La %d", minus_zerol, 33, 44, 55);
505 ASSERT (result != NULL);
506 if (have_minus_zero ())
507 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
508 ASSERT (retval == strlen (result));
512 { /* Positive infinity. */
515 my_asprintf (&result, "%La %d", Infinityl (), 33, 44, 55);
516 ASSERT (result != NULL);
517 ASSERT (strcmp (result, "inf 33") == 0);
518 ASSERT (retval == strlen (result));
522 { /* Negative infinity. */
525 my_asprintf (&result, "%La %d", - Infinityl (), 33, 44, 55);
526 ASSERT (result != NULL);
527 ASSERT (strcmp (result, "-inf 33") == 0);
528 ASSERT (retval == strlen (result));
535 my_asprintf (&result, "%La %d", NaNl (), 33, 44, 55);
536 ASSERT (result != NULL);
537 ASSERT (strlen (result) >= 3 + 3
538 && strisnan (result, 0, strlen (result) - 3, 0)
539 && strcmp (result + strlen (result) - 3, " 33") == 0);
540 ASSERT (retval == strlen (result));
543 #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
545 static union { unsigned int word[4]; long double value; } x =
546 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
549 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
550 ASSERT (result != NULL);
551 ASSERT (strlen (result) >= 3 + 3
552 && strisnan (result, 0, strlen (result) - 3, 0)
553 && strcmp (result + strlen (result) - 3, " 33") == 0);
554 ASSERT (retval == strlen (result));
558 /* Signalling NaN. */
559 static union { unsigned int word[4]; long double value; } x =
560 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
563 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
564 ASSERT (result != NULL);
565 ASSERT (strlen (result) >= 3 + 3
566 && strisnan (result, 0, strlen (result) - 3, 0)
567 && strcmp (result + strlen (result) - 3, " 33") == 0);
568 ASSERT (retval == strlen (result));
571 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
572 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
573 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
574 Application Architecture.
575 Table 5-2 "Floating-Point Register Encodings"
576 Figure 5-6 "Memory to Floating-Point Register Data Translation"
579 static union { unsigned int word[4]; long double value; } x =
580 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
583 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
584 ASSERT (result != NULL);
585 ASSERT (strlen (result) >= 3 + 3
586 && strisnan (result, 0, strlen (result) - 3, 0)
587 && strcmp (result + strlen (result) - 3, " 33") == 0);
588 ASSERT (retval == strlen (result));
591 { /* Pseudo-Infinity. */
592 static union { unsigned int word[4]; long double value; } x =
593 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
596 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
597 ASSERT (result != NULL);
598 ASSERT (strlen (result) >= 3 + 3
599 && strisnan (result, 0, strlen (result) - 3, 0)
600 && strcmp (result + strlen (result) - 3, " 33") == 0);
601 ASSERT (retval == strlen (result));
605 static union { unsigned int word[4]; long double value; } x =
606 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
609 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
610 ASSERT (result != NULL);
611 ASSERT (strlen (result) >= 3 + 3
612 && strisnan (result, 0, strlen (result) - 3, 0)
613 && strcmp (result + strlen (result) - 3, " 33") == 0);
614 ASSERT (retval == strlen (result));
617 { /* Unnormalized number. */
618 static union { unsigned int word[4]; long double value; } x =
619 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
622 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
623 ASSERT (result != NULL);
624 ASSERT (strlen (result) >= 3 + 3
625 && strisnan (result, 0, strlen (result) - 3, 0)
626 && strcmp (result + strlen (result) - 3, " 33") == 0);
627 ASSERT (retval == strlen (result));
630 { /* Pseudo-Denormal. */
631 static union { unsigned int word[4]; long double value; } x =
632 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
635 my_asprintf (&result, "%La %d", x.value, 33, 44, 55);
636 ASSERT (result != NULL);
637 ASSERT (strlen (result) >= 3 + 3
638 && strisnan (result, 0, strlen (result) - 3, 0)
639 && strcmp (result + strlen (result) - 3, " 33") == 0);
640 ASSERT (retval == strlen (result));
645 { /* Rounding near the decimal point. */
648 my_asprintf (&result, "%.0La %d", 1.5L, 33, 44, 55);
649 ASSERT (result != NULL);
650 ASSERT (strcmp (result, "0x2p+0 33") == 0
651 || strcmp (result, "0x3p-1 33") == 0
652 || strcmp (result, "0x6p-2 33") == 0
653 || strcmp (result, "0xcp-3 33") == 0);
654 ASSERT (retval == strlen (result));
658 { /* Rounding with precision 0. */
661 my_asprintf (&result, "%.0La %d", 1.51L, 33, 44, 55);
662 ASSERT (result != NULL);
663 ASSERT (strcmp (result, "0x2p+0 33") == 0
664 || strcmp (result, "0x3p-1 33") == 0
665 || strcmp (result, "0x6p-2 33") == 0
666 || strcmp (result, "0xcp-3 33") == 0);
667 ASSERT (retval == strlen (result));
671 { /* Rounding with precision 1. */
674 my_asprintf (&result, "%.1La %d", 1.51L, 33, 44, 55);
675 ASSERT (result != NULL);
676 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
677 || strcmp (result, "0x3.0p-1 33") == 0
678 || strcmp (result, "0x6.1p-2 33") == 0
679 || strcmp (result, "0xc.1p-3 33") == 0);
680 ASSERT (retval == strlen (result));
684 { /* Rounding with precision 2. */
687 my_asprintf (&result, "%.2La %d", 1.51L, 33, 44, 55);
688 ASSERT (result != NULL);
689 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
690 || strcmp (result, "0x3.05p-1 33") == 0
691 || strcmp (result, "0x6.0ap-2 33") == 0
692 || strcmp (result, "0xc.14p-3 33") == 0);
693 ASSERT (retval == strlen (result));
697 { /* Rounding with precision 3. */
700 my_asprintf (&result, "%.3La %d", 1.51L, 33, 44, 55);
701 ASSERT (result != NULL);
702 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
703 || strcmp (result, "0x3.052p-1 33") == 0
704 || strcmp (result, "0x6.0a4p-2 33") == 0
705 || strcmp (result, "0xc.148p-3 33") == 0);
706 ASSERT (retval == strlen (result));
710 { /* Rounding can turn a ...FFF into a ...000. */
713 my_asprintf (&result, "%.3La %d", 1.49999L, 33, 44, 55);
714 ASSERT (result != NULL);
715 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
716 || strcmp (result, "0x3.000p-1 33") == 0
717 || strcmp (result, "0x6.000p-2 33") == 0
718 || strcmp (result, "0xc.000p-3 33") == 0);
719 ASSERT (retval == strlen (result));
723 { /* Rounding can turn a ...FFF into a ...000.
724 This shows a MacOS X 10.3.9 (Darwin 7.9) bug and a
725 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
728 my_asprintf (&result, "%.1La %d", 1.999L, 33, 44, 55);
729 ASSERT (result != NULL);
730 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
731 || strcmp (result, "0x2.0p+0 33") == 0
732 || strcmp (result, "0x4.0p-1 33") == 0
733 || strcmp (result, "0x8.0p-2 33") == 0);
734 ASSERT (retval == strlen (result));
741 my_asprintf (&result, "%10La %d", 1.75L, 33, 44, 55);
742 ASSERT (result != NULL);
743 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
744 || strcmp (result, " 0x3.8p-1 33") == 0
745 || strcmp (result, " 0x7p-2 33") == 0
746 || strcmp (result, " 0xep-3 33") == 0);
747 ASSERT (retval == strlen (result));
751 { /* Small precision. */
754 my_asprintf (&result, "%.10La %d", 1.75L, 33, 44, 55);
755 ASSERT (result != NULL);
756 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
757 || strcmp (result, "0x3.8000000000p-1 33") == 0
758 || strcmp (result, "0x7.0000000000p-2 33") == 0
759 || strcmp (result, "0xe.0000000000p-3 33") == 0);
760 ASSERT (retval == strlen (result));
764 { /* Large precision. */
767 my_asprintf (&result, "%.50La %d", 1.75L, 33, 44, 55);
768 ASSERT (result != NULL);
769 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
770 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
771 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
772 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
773 ASSERT (retval == strlen (result));
780 my_asprintf (&result, "%-10La %d", 1.75L, 33, 44, 55);
781 ASSERT (result != NULL);
782 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
783 || strcmp (result, "0x3.8p-1 33") == 0
784 || strcmp (result, "0x7p-2 33") == 0
785 || strcmp (result, "0xep-3 33") == 0);
786 ASSERT (retval == strlen (result));
790 { /* FLAG_SHOWSIGN. */
793 my_asprintf (&result, "%+La %d", 1.75L, 33, 44, 55);
794 ASSERT (result != NULL);
795 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
796 || strcmp (result, "+0x3.8p-1 33") == 0
797 || strcmp (result, "+0x7p-2 33") == 0
798 || strcmp (result, "+0xep-3 33") == 0);
799 ASSERT (retval == strlen (result));
806 my_asprintf (&result, "% La %d", 1.75L, 33, 44, 55);
807 ASSERT (result != NULL);
808 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
809 || strcmp (result, " 0x3.8p-1 33") == 0
810 || strcmp (result, " 0x7p-2 33") == 0
811 || strcmp (result, " 0xep-3 33") == 0);
812 ASSERT (retval == strlen (result));
819 my_asprintf (&result, "%#La %d", 1.75L, 33, 44, 55);
820 ASSERT (result != NULL);
821 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
822 || strcmp (result, "0x3.8p-1 33") == 0
823 || strcmp (result, "0x7.p-2 33") == 0
824 || strcmp (result, "0xe.p-3 33") == 0);
825 ASSERT (retval == strlen (result));
832 my_asprintf (&result, "%#La %d", 1.0L, 33, 44, 55);
833 ASSERT (result != NULL);
834 ASSERT (strcmp (result, "0x1.p+0 33") == 0
835 || strcmp (result, "0x2.p-1 33") == 0
836 || strcmp (result, "0x4.p-2 33") == 0
837 || strcmp (result, "0x8.p-3 33") == 0);
838 ASSERT (retval == strlen (result));
842 { /* FLAG_ZERO with finite number. */
845 my_asprintf (&result, "%010La %d", 1.75L, 33, 44, 55);
846 ASSERT (result != NULL);
847 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
848 || strcmp (result, "0x003.8p-1 33") == 0
849 || strcmp (result, "0x00007p-2 33") == 0
850 || strcmp (result, "0x0000ep-3 33") == 0);
851 ASSERT (retval == strlen (result));
855 { /* FLAG_ZERO with infinite number. */
858 my_asprintf (&result, "%010La %d", Infinityl (), 33, 44, 55);
859 ASSERT (result != NULL);
860 /* "0000000inf 33" is not a valid result; see
861 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
862 ASSERT (strcmp (result, " inf 33") == 0);
863 ASSERT (retval == strlen (result));
867 { /* FLAG_ZERO with NaN. */
870 my_asprintf (&result, "%050La %d", NaNl (), 33, 44, 55);
871 ASSERT (result != NULL);
872 /* "0000000nan 33" is not a valid result; see
873 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
874 ASSERT (strlen (result) == 50 + 3
875 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
876 && strcmp (result + strlen (result) - 3, " 33") == 0);
877 ASSERT (retval == strlen (result));
881 /* Test the support of the %f format directive. */
883 { /* A positive number. */
886 my_asprintf (&result, "%f %d", 12.75, 33, 44, 55);
887 ASSERT (result != NULL);
888 ASSERT (strcmp (result, "12.750000 33") == 0);
889 ASSERT (retval == strlen (result));
893 { /* A larger positive number. */
896 my_asprintf (&result, "%f %d", 1234567.0, 33, 44, 55);
897 ASSERT (result != NULL);
898 ASSERT (strcmp (result, "1234567.000000 33") == 0);
899 ASSERT (retval == strlen (result));
903 { /* Small and large positive numbers. */
904 static struct { double value; const char *string; } data[] =
906 { 1.234321234321234e-37, "0.000000" },
907 { 1.234321234321234e-36, "0.000000" },
908 { 1.234321234321234e-35, "0.000000" },
909 { 1.234321234321234e-34, "0.000000" },
910 { 1.234321234321234e-33, "0.000000" },
911 { 1.234321234321234e-32, "0.000000" },
912 { 1.234321234321234e-31, "0.000000" },
913 { 1.234321234321234e-30, "0.000000" },
914 { 1.234321234321234e-29, "0.000000" },
915 { 1.234321234321234e-28, "0.000000" },
916 { 1.234321234321234e-27, "0.000000" },
917 { 1.234321234321234e-26, "0.000000" },
918 { 1.234321234321234e-25, "0.000000" },
919 { 1.234321234321234e-24, "0.000000" },
920 { 1.234321234321234e-23, "0.000000" },
921 { 1.234321234321234e-22, "0.000000" },
922 { 1.234321234321234e-21, "0.000000" },
923 { 1.234321234321234e-20, "0.000000" },
924 { 1.234321234321234e-19, "0.000000" },
925 { 1.234321234321234e-18, "0.000000" },
926 { 1.234321234321234e-17, "0.000000" },
927 { 1.234321234321234e-16, "0.000000" },
928 { 1.234321234321234e-15, "0.000000" },
929 { 1.234321234321234e-14, "0.000000" },
930 { 1.234321234321234e-13, "0.000000" },
931 { 1.234321234321234e-12, "0.000000" },
932 { 1.234321234321234e-11, "0.000000" },
933 { 1.234321234321234e-10, "0.000000" },
934 { 1.234321234321234e-9, "0.000000" },
935 { 1.234321234321234e-8, "0.000000" },
936 { 1.234321234321234e-7, "0.000000" },
937 { 1.234321234321234e-6, "0.000001" },
938 { 1.234321234321234e-5, "0.000012" },
939 { 1.234321234321234e-4, "0.000123" },
940 { 1.234321234321234e-3, "0.001234" },
941 { 1.234321234321234e-2, "0.012343" },
942 { 1.234321234321234e-1, "0.123432" },
943 { 1.234321234321234, "1.234321" },
944 { 1.234321234321234e1, "12.343212" },
945 { 1.234321234321234e2, "123.432123" },
946 { 1.234321234321234e3, "1234.321234" },
947 { 1.234321234321234e4, "12343.212343" },
948 { 1.234321234321234e5, "123432.123432" },
949 { 1.234321234321234e6, "1234321.234321" },
950 { 1.234321234321234e7, "12343212.343212" },
951 { 1.234321234321234e8, "123432123.432123" },
952 { 1.234321234321234e9, "1234321234.321234" },
953 { 1.234321234321234e10, "12343212343.2123**" },
954 { 1.234321234321234e11, "123432123432.123***" },
955 { 1.234321234321234e12, "1234321234321.23****" },
956 { 1.234321234321234e13, "12343212343212.3*****" },
957 { 1.234321234321234e14, "123432123432123.******" },
958 { 1.234321234321234e15, "1234321234321234.000000" },
959 { 1.234321234321234e16, "123432123432123**.000000" },
960 { 1.234321234321234e17, "123432123432123***.000000" },
961 { 1.234321234321234e18, "123432123432123****.000000" },
962 { 1.234321234321234e19, "123432123432123*****.000000" },
963 { 1.234321234321234e20, "123432123432123******.000000" },
964 { 1.234321234321234e21, "123432123432123*******.000000" },
965 { 1.234321234321234e22, "123432123432123********.000000" },
966 { 1.234321234321234e23, "123432123432123*********.000000" },
967 { 1.234321234321234e24, "123432123432123**********.000000" },
968 { 1.234321234321234e25, "123432123432123***********.000000" },
969 { 1.234321234321234e26, "123432123432123************.000000" },
970 { 1.234321234321234e27, "123432123432123*************.000000" },
971 { 1.234321234321234e28, "123432123432123**************.000000" },
972 { 1.234321234321234e29, "123432123432123***************.000000" },
973 { 1.234321234321234e30, "123432123432123****************.000000" },
974 { 1.234321234321234e31, "123432123432123*****************.000000" },
975 { 1.234321234321234e32, "123432123432123******************.000000" },
976 { 1.234321234321234e33, "123432123432123*******************.000000" },
977 { 1.234321234321234e34, "123432123432123********************.000000" },
978 { 1.234321234321234e35, "123432123432123*********************.000000" },
979 { 1.234321234321234e36, "123432123432123**********************.000000" }
982 for (k = 0; k < SIZEOF (data); k++)
986 my_asprintf (&result, "%f", data[k].value);
987 ASSERT (result != NULL);
988 ASSERT (strmatch (data[k].string, result));
989 ASSERT (retval == strlen (result));
994 { /* A negative number. */
997 my_asprintf (&result, "%f %d", -0.03125, 33, 44, 55);
998 ASSERT (result != NULL);
999 ASSERT (strcmp (result, "-0.031250 33") == 0);
1000 ASSERT (retval == strlen (result));
1004 { /* Positive zero. */
1007 my_asprintf (&result, "%f %d", 0.0, 33, 44, 55);
1008 ASSERT (result != NULL);
1009 ASSERT (strcmp (result, "0.000000 33") == 0);
1010 ASSERT (retval == strlen (result));
1014 { /* Negative zero. */
1017 my_asprintf (&result, "%f %d", minus_zerod, 33, 44, 55);
1018 ASSERT (result != NULL);
1019 if (have_minus_zero ())
1020 ASSERT (strcmp (result, "-0.000000 33") == 0);
1021 ASSERT (retval == strlen (result));
1025 { /* Positive infinity. */
1028 my_asprintf (&result, "%f %d", Infinityd (), 33, 44, 55);
1029 ASSERT (result != NULL);
1030 ASSERT (strcmp (result, "inf 33") == 0
1031 || strcmp (result, "infinity 33") == 0);
1032 ASSERT (retval == strlen (result));
1036 { /* Negative infinity. */
1039 my_asprintf (&result, "%f %d", - Infinityd (), 33, 44, 55);
1040 ASSERT (result != NULL);
1041 ASSERT (strcmp (result, "-inf 33") == 0
1042 || strcmp (result, "-infinity 33") == 0);
1043 ASSERT (retval == strlen (result));
1050 my_asprintf (&result, "%f %d", NaNd (), 33, 44, 55);
1051 ASSERT (result != NULL);
1052 ASSERT (strlen (result) >= 3 + 3
1053 && strisnan (result, 0, strlen (result) - 3, 0)
1054 && strcmp (result + strlen (result) - 3, " 33") == 0);
1055 ASSERT (retval == strlen (result));
1062 my_asprintf (&result, "%10f %d", 1.75, 33, 44, 55);
1063 ASSERT (result != NULL);
1064 ASSERT (strcmp (result, " 1.750000 33") == 0);
1065 ASSERT (retval == strlen (result));
1072 my_asprintf (&result, "%-10f %d", 1.75, 33, 44, 55);
1073 ASSERT (result != NULL);
1074 ASSERT (strcmp (result, "1.750000 33") == 0);
1075 ASSERT (retval == strlen (result));
1079 { /* FLAG_SHOWSIGN. */
1082 my_asprintf (&result, "%+f %d", 1.75, 33, 44, 55);
1083 ASSERT (result != NULL);
1084 ASSERT (strcmp (result, "+1.750000 33") == 0);
1085 ASSERT (retval == strlen (result));
1092 my_asprintf (&result, "% f %d", 1.75, 33, 44, 55);
1093 ASSERT (result != NULL);
1094 ASSERT (strcmp (result, " 1.750000 33") == 0);
1095 ASSERT (retval == strlen (result));
1102 my_asprintf (&result, "%#f %d", 1.75, 33, 44, 55);
1103 ASSERT (result != NULL);
1104 ASSERT (strcmp (result, "1.750000 33") == 0);
1105 ASSERT (retval == strlen (result));
1112 my_asprintf (&result, "%#.f %d", 1.75, 33, 44, 55);
1113 ASSERT (result != NULL);
1114 ASSERT (strcmp (result, "2. 33") == 0);
1115 ASSERT (retval == strlen (result));
1119 { /* FLAG_ZERO with finite number. */
1122 my_asprintf (&result, "%015f %d", 1234.0, 33, 44, 55);
1123 ASSERT (result != NULL);
1124 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1125 ASSERT (retval == strlen (result));
1129 { /* FLAG_ZERO with infinite number. */
1132 my_asprintf (&result, "%015f %d", - Infinityd (), 33, 44, 55);
1133 ASSERT (result != NULL);
1134 ASSERT (strcmp (result, " -inf 33") == 0
1135 || strcmp (result, " -infinity 33") == 0);
1136 ASSERT (retval == strlen (result));
1140 { /* FLAG_ZERO with NaN. */
1143 my_asprintf (&result, "%050f %d", NaNd (), 33, 44, 55);
1144 ASSERT (result != NULL);
1145 ASSERT (strlen (result) == 50 + 3
1146 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1147 && strcmp (result + strlen (result) - 3, " 33") == 0);
1148 ASSERT (retval == strlen (result));
1155 my_asprintf (&result, "%.f %d", 1234.0, 33, 44, 55);
1156 ASSERT (result != NULL);
1157 ASSERT (strcmp (result, "1234 33") == 0);
1158 ASSERT (retval == strlen (result));
1162 { /* Precision with no rounding. */
1165 my_asprintf (&result, "%.2f %d", 999.951, 33, 44, 55);
1166 ASSERT (result != NULL);
1167 ASSERT (strcmp (result, "999.95 33") == 0);
1168 ASSERT (retval == strlen (result));
1172 { /* Precision with rounding. */
1175 my_asprintf (&result, "%.2f %d", 999.996, 33, 44, 55);
1176 ASSERT (result != NULL);
1177 ASSERT (strcmp (result, "1000.00 33") == 0);
1178 ASSERT (retval == strlen (result));
1182 { /* A positive number. */
1185 my_asprintf (&result, "%Lf %d", 12.75L, 33, 44, 55);
1186 ASSERT (result != NULL);
1187 ASSERT (strcmp (result, "12.750000 33") == 0);
1188 ASSERT (retval == strlen (result));
1192 { /* A larger positive number. */
1195 my_asprintf (&result, "%Lf %d", 1234567.0L, 33, 44, 55);
1196 ASSERT (result != NULL);
1197 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1198 ASSERT (retval == strlen (result));
1202 { /* Small and large positive numbers. */
1203 static struct { long double value; const char *string; } data[] =
1205 { 1.234321234321234e-37L, "0.000000" },
1206 { 1.234321234321234e-36L, "0.000000" },
1207 { 1.234321234321234e-35L, "0.000000" },
1208 { 1.234321234321234e-34L, "0.000000" },
1209 { 1.234321234321234e-33L, "0.000000" },
1210 { 1.234321234321234e-32L, "0.000000" },
1211 { 1.234321234321234e-31L, "0.000000" },
1212 { 1.234321234321234e-30L, "0.000000" },
1213 { 1.234321234321234e-29L, "0.000000" },
1214 { 1.234321234321234e-28L, "0.000000" },
1215 { 1.234321234321234e-27L, "0.000000" },
1216 { 1.234321234321234e-26L, "0.000000" },
1217 { 1.234321234321234e-25L, "0.000000" },
1218 { 1.234321234321234e-24L, "0.000000" },
1219 { 1.234321234321234e-23L, "0.000000" },
1220 { 1.234321234321234e-22L, "0.000000" },
1221 { 1.234321234321234e-21L, "0.000000" },
1222 { 1.234321234321234e-20L, "0.000000" },
1223 { 1.234321234321234e-19L, "0.000000" },
1224 { 1.234321234321234e-18L, "0.000000" },
1225 { 1.234321234321234e-17L, "0.000000" },
1226 { 1.234321234321234e-16L, "0.000000" },
1227 { 1.234321234321234e-15L, "0.000000" },
1228 { 1.234321234321234e-14L, "0.000000" },
1229 { 1.234321234321234e-13L, "0.000000" },
1230 { 1.234321234321234e-12L, "0.000000" },
1231 { 1.234321234321234e-11L, "0.000000" },
1232 { 1.234321234321234e-10L, "0.000000" },
1233 { 1.234321234321234e-9L, "0.000000" },
1234 { 1.234321234321234e-8L, "0.000000" },
1235 { 1.234321234321234e-7L, "0.000000" },
1236 { 1.234321234321234e-6L, "0.000001" },
1237 { 1.234321234321234e-5L, "0.000012" },
1238 { 1.234321234321234e-4L, "0.000123" },
1239 { 1.234321234321234e-3L, "0.001234" },
1240 { 1.234321234321234e-2L, "0.012343" },
1241 { 1.234321234321234e-1L, "0.123432" },
1242 { 1.234321234321234L, "1.234321" },
1243 { 1.234321234321234e1L, "12.343212" },
1244 { 1.234321234321234e2L, "123.432123" },
1245 { 1.234321234321234e3L, "1234.321234" },
1246 { 1.234321234321234e4L, "12343.212343" },
1247 { 1.234321234321234e5L, "123432.123432" },
1248 { 1.234321234321234e6L, "1234321.234321" },
1249 { 1.234321234321234e7L, "12343212.343212" },
1250 { 1.234321234321234e8L, "123432123.432123" },
1251 { 1.234321234321234e9L, "1234321234.321234" },
1252 { 1.234321234321234e10L, "12343212343.2123**" },
1253 { 1.234321234321234e11L, "123432123432.123***" },
1254 { 1.234321234321234e12L, "1234321234321.23****" },
1255 { 1.234321234321234e13L, "12343212343212.3*****" },
1256 { 1.234321234321234e14L, "123432123432123.******" },
1257 { 1.234321234321234e15L, "1234321234321234.000000" },
1258 { 1.234321234321234e16L, "123432123432123**.000000" },
1259 { 1.234321234321234e17L, "123432123432123***.000000" },
1260 { 1.234321234321234e18L, "123432123432123****.000000" },
1261 { 1.234321234321234e19L, "123432123432123*****.000000" },
1262 { 1.234321234321234e20L, "123432123432123******.000000" },
1263 { 1.234321234321234e21L, "123432123432123*******.000000" },
1264 { 1.234321234321234e22L, "123432123432123********.000000" },
1265 { 1.234321234321234e23L, "123432123432123*********.000000" },
1266 { 1.234321234321234e24L, "123432123432123**********.000000" },
1267 { 1.234321234321234e25L, "123432123432123***********.000000" },
1268 { 1.234321234321234e26L, "123432123432123************.000000" },
1269 { 1.234321234321234e27L, "123432123432123*************.000000" },
1270 { 1.234321234321234e28L, "123432123432123**************.000000" },
1271 { 1.234321234321234e29L, "123432123432123***************.000000" },
1272 { 1.234321234321234e30L, "123432123432123****************.000000" },
1273 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1274 { 1.234321234321234e32L, "123432123432123******************.000000" },
1275 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1276 { 1.234321234321234e34L, "123432123432123********************.000000" },
1277 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1278 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1281 for (k = 0; k < SIZEOF (data); k++)
1285 my_asprintf (&result, "%Lf", data[k].value);
1286 ASSERT (result != NULL);
1287 ASSERT (strmatch (data[k].string, result));
1288 ASSERT (retval == strlen (result));
1293 { /* A negative number. */
1296 my_asprintf (&result, "%Lf %d", -0.03125L, 33, 44, 55);
1297 ASSERT (result != NULL);
1298 ASSERT (strcmp (result, "-0.031250 33") == 0);
1299 ASSERT (retval == strlen (result));
1303 { /* Positive zero. */
1306 my_asprintf (&result, "%Lf %d", 0.0L, 33, 44, 55);
1307 ASSERT (result != NULL);
1308 ASSERT (strcmp (result, "0.000000 33") == 0);
1309 ASSERT (retval == strlen (result));
1313 { /* Negative zero. */
1316 my_asprintf (&result, "%Lf %d", minus_zerol, 33, 44, 55);
1317 ASSERT (result != NULL);
1318 if (have_minus_zero ())
1319 ASSERT (strcmp (result, "-0.000000 33") == 0);
1320 ASSERT (retval == strlen (result));
1324 { /* Positive infinity. */
1327 my_asprintf (&result, "%Lf %d", Infinityl (), 33, 44, 55);
1328 ASSERT (result != NULL);
1329 ASSERT (strcmp (result, "inf 33") == 0
1330 || strcmp (result, "infinity 33") == 0);
1331 ASSERT (retval == strlen (result));
1335 { /* Negative infinity. */
1338 my_asprintf (&result, "%Lf %d", - Infinityl (), 33, 44, 55);
1339 ASSERT (result != NULL);
1340 ASSERT (strcmp (result, "-inf 33") == 0
1341 || strcmp (result, "-infinity 33") == 0);
1342 ASSERT (retval == strlen (result));
1349 my_asprintf (&result, "%Lf %d", NaNl (), 33, 44, 55);
1350 ASSERT (result != NULL);
1351 ASSERT (strlen (result) >= 3 + 3
1352 && strisnan (result, 0, strlen (result) - 3, 0)
1353 && strcmp (result + strlen (result) - 3, " 33") == 0);
1354 ASSERT (retval == strlen (result));
1357 #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
1359 static union { unsigned int word[4]; long double value; } x =
1360 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
1363 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1364 ASSERT (result != NULL);
1365 ASSERT (strlen (result) >= 3 + 3
1366 && strisnan (result, 0, strlen (result) - 3, 0)
1367 && strcmp (result + strlen (result) - 3, " 33") == 0);
1368 ASSERT (retval == strlen (result));
1372 /* Signalling NaN. */
1373 static union { unsigned int word[4]; long double value; } x =
1374 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
1377 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1378 ASSERT (result != NULL);
1379 ASSERT (strlen (result) >= 3 + 3
1380 && strisnan (result, 0, strlen (result) - 3, 0)
1381 && strcmp (result + strlen (result) - 3, " 33") == 0);
1382 ASSERT (retval == strlen (result));
1385 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
1386 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
1387 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
1388 Application Architecture.
1389 Table 5-2 "Floating-Point Register Encodings"
1390 Figure 5-6 "Memory to Floating-Point Register Data Translation"
1393 static union { unsigned int word[4]; long double value; } x =
1394 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
1397 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1398 ASSERT (result != NULL);
1399 ASSERT (strlen (result) >= 3 + 3
1400 && strisnan (result, 0, strlen (result) - 3, 0)
1401 && strcmp (result + strlen (result) - 3, " 33") == 0);
1402 ASSERT (retval == strlen (result));
1405 { /* Pseudo-Infinity. */
1406 static union { unsigned int word[4]; long double value; } x =
1407 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
1410 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1411 ASSERT (result != NULL);
1412 ASSERT (strlen (result) >= 3 + 3
1413 && strisnan (result, 0, strlen (result) - 3, 0)
1414 && strcmp (result + strlen (result) - 3, " 33") == 0);
1415 ASSERT (retval == strlen (result));
1418 { /* Pseudo-Zero. */
1419 static union { unsigned int word[4]; long double value; } x =
1420 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
1423 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1424 ASSERT (result != NULL);
1425 ASSERT (strlen (result) >= 3 + 3
1426 && strisnan (result, 0, strlen (result) - 3, 0)
1427 && strcmp (result + strlen (result) - 3, " 33") == 0);
1428 ASSERT (retval == strlen (result));
1431 { /* Unnormalized number. */
1432 static union { unsigned int word[4]; long double value; } x =
1433 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
1436 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1437 ASSERT (result != NULL);
1438 ASSERT (strlen (result) >= 3 + 3
1439 && strisnan (result, 0, strlen (result) - 3, 0)
1440 && strcmp (result + strlen (result) - 3, " 33") == 0);
1441 ASSERT (retval == strlen (result));
1444 { /* Pseudo-Denormal. */
1445 static union { unsigned int word[4]; long double value; } x =
1446 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
1449 my_asprintf (&result, "%Lf %d", x.value, 33, 44, 55);
1450 ASSERT (result != NULL);
1451 ASSERT (strlen (result) >= 3 + 3
1452 && strisnan (result, 0, strlen (result) - 3, 0)
1453 && strcmp (result + strlen (result) - 3, " 33") == 0);
1454 ASSERT (retval == strlen (result));
1462 my_asprintf (&result, "%10Lf %d", 1.75L, 33, 44, 55);
1463 ASSERT (result != NULL);
1464 ASSERT (strcmp (result, " 1.750000 33") == 0);
1465 ASSERT (retval == strlen (result));
1472 my_asprintf (&result, "%-10Lf %d", 1.75L, 33, 44, 55);
1473 ASSERT (result != NULL);
1474 ASSERT (strcmp (result, "1.750000 33") == 0);
1475 ASSERT (retval == strlen (result));
1479 { /* FLAG_SHOWSIGN. */
1482 my_asprintf (&result, "%+Lf %d", 1.75L, 33, 44, 55);
1483 ASSERT (result != NULL);
1484 ASSERT (strcmp (result, "+1.750000 33") == 0);
1485 ASSERT (retval == strlen (result));
1492 my_asprintf (&result, "% Lf %d", 1.75L, 33, 44, 55);
1493 ASSERT (result != NULL);
1494 ASSERT (strcmp (result, " 1.750000 33") == 0);
1495 ASSERT (retval == strlen (result));
1502 my_asprintf (&result, "%#Lf %d", 1.75L, 33, 44, 55);
1503 ASSERT (result != NULL);
1504 ASSERT (strcmp (result, "1.750000 33") == 0);
1505 ASSERT (retval == strlen (result));
1512 my_asprintf (&result, "%#.Lf %d", 1.75L, 33, 44, 55);
1513 ASSERT (result != NULL);
1514 ASSERT (strcmp (result, "2. 33") == 0);
1515 ASSERT (retval == strlen (result));
1519 { /* FLAG_ZERO with finite number. */
1522 my_asprintf (&result, "%015Lf %d", 1234.0L, 33, 44, 55);
1523 ASSERT (result != NULL);
1524 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1525 ASSERT (retval == strlen (result));
1529 { /* FLAG_ZERO with infinite number. */
1532 my_asprintf (&result, "%015Lf %d", - Infinityl (), 33, 44, 55);
1533 ASSERT (result != NULL);
1534 ASSERT (strcmp (result, " -inf 33") == 0
1535 || strcmp (result, " -infinity 33") == 0);
1536 ASSERT (retval == strlen (result));
1540 { /* FLAG_ZERO with NaN. */
1543 my_asprintf (&result, "%050Lf %d", NaNl (), 33, 44, 55);
1544 ASSERT (result != NULL);
1545 ASSERT (strlen (result) == 50 + 3
1546 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1547 && strcmp (result + strlen (result) - 3, " 33") == 0);
1548 ASSERT (retval == strlen (result));
1555 my_asprintf (&result, "%.Lf %d", 1234.0L, 33, 44, 55);
1556 ASSERT (result != NULL);
1557 ASSERT (strcmp (result, "1234 33") == 0);
1558 ASSERT (retval == strlen (result));
1562 { /* Precision with no rounding. */
1565 my_asprintf (&result, "%.2Lf %d", 999.951L, 33, 44, 55);
1566 ASSERT (result != NULL);
1567 ASSERT (strcmp (result, "999.95 33") == 0);
1568 ASSERT (retval == strlen (result));
1572 { /* Precision with rounding. */
1575 my_asprintf (&result, "%.2Lf %d", 999.996L, 33, 44, 55);
1576 ASSERT (result != NULL);
1577 ASSERT (strcmp (result, "1000.00 33") == 0);
1578 ASSERT (retval == strlen (result));
1582 /* Test the support of the %F format directive. */
1584 { /* A positive number. */
1587 my_asprintf (&result, "%F %d", 12.75, 33, 44, 55);
1588 ASSERT (result != NULL);
1589 ASSERT (strcmp (result, "12.750000 33") == 0);
1590 ASSERT (retval == strlen (result));
1594 { /* A larger positive number. */
1597 my_asprintf (&result, "%F %d", 1234567.0, 33, 44, 55);
1598 ASSERT (result != NULL);
1599 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1600 ASSERT (retval == strlen (result));
1604 { /* A negative number. */
1607 my_asprintf (&result, "%F %d", -0.03125, 33, 44, 55);
1608 ASSERT (result != NULL);
1609 ASSERT (strcmp (result, "-0.031250 33") == 0);
1610 ASSERT (retval == strlen (result));
1614 { /* Positive zero. */
1617 my_asprintf (&result, "%F %d", 0.0, 33, 44, 55);
1618 ASSERT (result != NULL);
1619 ASSERT (strcmp (result, "0.000000 33") == 0);
1620 ASSERT (retval == strlen (result));
1624 { /* Negative zero. */
1627 my_asprintf (&result, "%F %d", minus_zerod, 33, 44, 55);
1628 ASSERT (result != NULL);
1629 if (have_minus_zero ())
1630 ASSERT (strcmp (result, "-0.000000 33") == 0);
1631 ASSERT (retval == strlen (result));
1635 { /* Positive infinity. */
1638 my_asprintf (&result, "%F %d", Infinityd (), 33, 44, 55);
1639 ASSERT (result != NULL);
1640 ASSERT (strcmp (result, "INF 33") == 0
1641 || strcmp (result, "INFINITY 33") == 0);
1642 ASSERT (retval == strlen (result));
1646 { /* Negative infinity. */
1649 my_asprintf (&result, "%F %d", - Infinityd (), 33, 44, 55);
1650 ASSERT (result != NULL);
1651 ASSERT (strcmp (result, "-INF 33") == 0
1652 || strcmp (result, "-INFINITY 33") == 0);
1653 ASSERT (retval == strlen (result));
1660 my_asprintf (&result, "%F %d", NaNd (), 33, 44, 55);
1661 ASSERT (result != NULL);
1662 ASSERT (strlen (result) >= 3 + 3
1663 && strisnan (result, 0, strlen (result) - 3, 1)
1664 && strcmp (result + strlen (result) - 3, " 33") == 0);
1665 ASSERT (retval == strlen (result));
1672 my_asprintf (&result, "%015F %d", 1234.0, 33, 44, 55);
1673 ASSERT (result != NULL);
1674 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1675 ASSERT (retval == strlen (result));
1679 { /* FLAG_ZERO with infinite number. */
1682 my_asprintf (&result, "%015F %d", - Infinityd (), 33, 44, 55);
1683 ASSERT (result != NULL);
1684 ASSERT (strcmp (result, " -INF 33") == 0
1685 || strcmp (result, " -INFINITY 33") == 0);
1686 ASSERT (retval == strlen (result));
1693 my_asprintf (&result, "%.F %d", 1234.0, 33, 44, 55);
1694 ASSERT (result != NULL);
1695 ASSERT (strcmp (result, "1234 33") == 0);
1696 ASSERT (retval == strlen (result));
1700 { /* Precision with no rounding. */
1703 my_asprintf (&result, "%.2F %d", 999.951, 33, 44, 55);
1704 ASSERT (result != NULL);
1705 ASSERT (strcmp (result, "999.95 33") == 0);
1706 ASSERT (retval == strlen (result));
1710 { /* Precision with rounding. */
1713 my_asprintf (&result, "%.2F %d", 999.996, 33, 44, 55);
1714 ASSERT (result != NULL);
1715 ASSERT (strcmp (result, "1000.00 33") == 0);
1716 ASSERT (retval == strlen (result));
1720 { /* A positive number. */
1723 my_asprintf (&result, "%LF %d", 12.75L, 33, 44, 55);
1724 ASSERT (result != NULL);
1725 ASSERT (strcmp (result, "12.750000 33") == 0);
1726 ASSERT (retval == strlen (result));
1730 { /* A larger positive number. */
1733 my_asprintf (&result, "%LF %d", 1234567.0L, 33, 44, 55);
1734 ASSERT (result != NULL);
1735 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1736 ASSERT (retval == strlen (result));
1740 { /* A negative number. */
1743 my_asprintf (&result, "%LF %d", -0.03125L, 33, 44, 55);
1744 ASSERT (result != NULL);
1745 ASSERT (strcmp (result, "-0.031250 33") == 0);
1746 ASSERT (retval == strlen (result));
1750 { /* Positive zero. */
1753 my_asprintf (&result, "%LF %d", 0.0L, 33, 44, 55);
1754 ASSERT (result != NULL);
1755 ASSERT (strcmp (result, "0.000000 33") == 0);
1756 ASSERT (retval == strlen (result));
1760 { /* Negative zero. */
1763 my_asprintf (&result, "%LF %d", minus_zerol, 33, 44, 55);
1764 ASSERT (result != NULL);
1765 if (have_minus_zero ())
1766 ASSERT (strcmp (result, "-0.000000 33") == 0);
1767 ASSERT (retval == strlen (result));
1771 { /* Positive infinity. */
1774 my_asprintf (&result, "%LF %d", Infinityl (), 33, 44, 55);
1775 ASSERT (result != NULL);
1776 ASSERT (strcmp (result, "INF 33") == 0
1777 || strcmp (result, "INFINITY 33") == 0);
1778 ASSERT (retval == strlen (result));
1782 { /* Negative infinity. */
1785 my_asprintf (&result, "%LF %d", - Infinityl (), 33, 44, 55);
1786 ASSERT (result != NULL);
1787 ASSERT (strcmp (result, "-INF 33") == 0
1788 || strcmp (result, "-INFINITY 33") == 0);
1789 ASSERT (retval == strlen (result));
1796 my_asprintf (&result, "%LF %d", NaNl (), 33, 44, 55);
1797 ASSERT (result != NULL);
1798 ASSERT (strlen (result) >= 3 + 3
1799 && strisnan (result, 0, strlen (result) - 3, 1)
1800 && strcmp (result + strlen (result) - 3, " 33") == 0);
1801 ASSERT (retval == strlen (result));
1808 my_asprintf (&result, "%015LF %d", 1234.0L, 33, 44, 55);
1809 ASSERT (result != NULL);
1810 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1811 ASSERT (retval == strlen (result));
1815 { /* FLAG_ZERO with infinite number. */
1818 my_asprintf (&result, "%015LF %d", - Infinityl (), 33, 44, 55);
1819 ASSERT (result != NULL);
1820 ASSERT (strcmp (result, " -INF 33") == 0
1821 || strcmp (result, " -INFINITY 33") == 0);
1822 ASSERT (retval == strlen (result));
1829 my_asprintf (&result, "%.LF %d", 1234.0L, 33, 44, 55);
1830 ASSERT (result != NULL);
1831 ASSERT (strcmp (result, "1234 33") == 0);
1832 ASSERT (retval == strlen (result));
1836 { /* Precision with no rounding. */
1839 my_asprintf (&result, "%.2LF %d", 999.951L, 33, 44, 55);
1840 ASSERT (result != NULL);
1841 ASSERT (strcmp (result, "999.95 33") == 0);
1842 ASSERT (retval == strlen (result));
1846 { /* Precision with rounding. */
1849 my_asprintf (&result, "%.2LF %d", 999.996L, 33, 44, 55);
1850 ASSERT (result != NULL);
1851 ASSERT (strcmp (result, "1000.00 33") == 0);
1852 ASSERT (retval == strlen (result));
1856 /* Test the support of the %e format directive. */
1858 { /* A positive number. */
1861 my_asprintf (&result, "%e %d", 12.75, 33, 44, 55);
1862 ASSERT (result != NULL);
1863 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1864 || strcmp (result, "1.275000e+001 33") == 0);
1865 ASSERT (retval == strlen (result));
1869 { /* A larger positive number. */
1872 my_asprintf (&result, "%e %d", 1234567.0, 33, 44, 55);
1873 ASSERT (result != NULL);
1874 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1875 || strcmp (result, "1.234567e+006 33") == 0);
1876 ASSERT (retval == strlen (result));
1880 { /* Small and large positive numbers. */
1881 static struct { double value; const char *string; } data[] =
1883 { 1.234321234321234e-37, "1.234321e-37" },
1884 { 1.234321234321234e-36, "1.234321e-36" },
1885 { 1.234321234321234e-35, "1.234321e-35" },
1886 { 1.234321234321234e-34, "1.234321e-34" },
1887 { 1.234321234321234e-33, "1.234321e-33" },
1888 { 1.234321234321234e-32, "1.234321e-32" },
1889 { 1.234321234321234e-31, "1.234321e-31" },
1890 { 1.234321234321234e-30, "1.234321e-30" },
1891 { 1.234321234321234e-29, "1.234321e-29" },
1892 { 1.234321234321234e-28, "1.234321e-28" },
1893 { 1.234321234321234e-27, "1.234321e-27" },
1894 { 1.234321234321234e-26, "1.234321e-26" },
1895 { 1.234321234321234e-25, "1.234321e-25" },
1896 { 1.234321234321234e-24, "1.234321e-24" },
1897 { 1.234321234321234e-23, "1.234321e-23" },
1898 { 1.234321234321234e-22, "1.234321e-22" },
1899 { 1.234321234321234e-21, "1.234321e-21" },
1900 { 1.234321234321234e-20, "1.234321e-20" },
1901 { 1.234321234321234e-19, "1.234321e-19" },
1902 { 1.234321234321234e-18, "1.234321e-18" },
1903 { 1.234321234321234e-17, "1.234321e-17" },
1904 { 1.234321234321234e-16, "1.234321e-16" },
1905 { 1.234321234321234e-15, "1.234321e-15" },
1906 { 1.234321234321234e-14, "1.234321e-14" },
1907 { 1.234321234321234e-13, "1.234321e-13" },
1908 { 1.234321234321234e-12, "1.234321e-12" },
1909 { 1.234321234321234e-11, "1.234321e-11" },
1910 { 1.234321234321234e-10, "1.234321e-10" },
1911 { 1.234321234321234e-9, "1.234321e-09" },
1912 { 1.234321234321234e-8, "1.234321e-08" },
1913 { 1.234321234321234e-7, "1.234321e-07" },
1914 { 1.234321234321234e-6, "1.234321e-06" },
1915 { 1.234321234321234e-5, "1.234321e-05" },
1916 { 1.234321234321234e-4, "1.234321e-04" },
1917 { 1.234321234321234e-3, "1.234321e-03" },
1918 { 1.234321234321234e-2, "1.234321e-02" },
1919 { 1.234321234321234e-1, "1.234321e-01" },
1920 { 1.234321234321234, "1.234321e+00" },
1921 { 1.234321234321234e1, "1.234321e+01" },
1922 { 1.234321234321234e2, "1.234321e+02" },
1923 { 1.234321234321234e3, "1.234321e+03" },
1924 { 1.234321234321234e4, "1.234321e+04" },
1925 { 1.234321234321234e5, "1.234321e+05" },
1926 { 1.234321234321234e6, "1.234321e+06" },
1927 { 1.234321234321234e7, "1.234321e+07" },
1928 { 1.234321234321234e8, "1.234321e+08" },
1929 { 1.234321234321234e9, "1.234321e+09" },
1930 { 1.234321234321234e10, "1.234321e+10" },
1931 { 1.234321234321234e11, "1.234321e+11" },
1932 { 1.234321234321234e12, "1.234321e+12" },
1933 { 1.234321234321234e13, "1.234321e+13" },
1934 { 1.234321234321234e14, "1.234321e+14" },
1935 { 1.234321234321234e15, "1.234321e+15" },
1936 { 1.234321234321234e16, "1.234321e+16" },
1937 { 1.234321234321234e17, "1.234321e+17" },
1938 { 1.234321234321234e18, "1.234321e+18" },
1939 { 1.234321234321234e19, "1.234321e+19" },
1940 { 1.234321234321234e20, "1.234321e+20" },
1941 { 1.234321234321234e21, "1.234321e+21" },
1942 { 1.234321234321234e22, "1.234321e+22" },
1943 { 1.234321234321234e23, "1.234321e+23" },
1944 { 1.234321234321234e24, "1.234321e+24" },
1945 { 1.234321234321234e25, "1.234321e+25" },
1946 { 1.234321234321234e26, "1.234321e+26" },
1947 { 1.234321234321234e27, "1.234321e+27" },
1948 { 1.234321234321234e28, "1.234321e+28" },
1949 { 1.234321234321234e29, "1.234321e+29" },
1950 { 1.234321234321234e30, "1.234321e+30" },
1951 { 1.234321234321234e31, "1.234321e+31" },
1952 { 1.234321234321234e32, "1.234321e+32" },
1953 { 1.234321234321234e33, "1.234321e+33" },
1954 { 1.234321234321234e34, "1.234321e+34" },
1955 { 1.234321234321234e35, "1.234321e+35" },
1956 { 1.234321234321234e36, "1.234321e+36" }
1959 for (k = 0; k < SIZEOF (data); k++)
1963 my_asprintf (&result, "%e", data[k].value);
1964 const char *expected = data[k].string;
1965 ASSERT (result != NULL);
1966 ASSERT (strcmp (result, expected) == 0
1967 /* Some implementations produce exponents with 3 digits. */
1968 || (strlen (result) == strlen (expected) + 1
1969 && memcmp (result, expected, strlen (expected) - 2) == 0
1970 && result[strlen (expected) - 2] == '0'
1971 && strcmp (result + strlen (expected) - 1,
1972 expected + strlen (expected) - 2)
1974 ASSERT (retval == strlen (result));
1979 { /* A negative number. */
1982 my_asprintf (&result, "%e %d", -0.03125, 33, 44, 55);
1983 ASSERT (result != NULL);
1984 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1985 || strcmp (result, "-3.125000e-002 33") == 0);
1986 ASSERT (retval == strlen (result));
1990 { /* Positive zero. */
1993 my_asprintf (&result, "%e %d", 0.0, 33, 44, 55);
1994 ASSERT (result != NULL);
1995 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1996 || strcmp (result, "0.000000e+000 33") == 0);
1997 ASSERT (retval == strlen (result));
2001 { /* Negative zero. */
2004 my_asprintf (&result, "%e %d", minus_zerod, 33, 44, 55);
2005 ASSERT (result != NULL);
2006 if (have_minus_zero ())
2007 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
2008 || strcmp (result, "-0.000000e+000 33") == 0);
2009 ASSERT (retval == strlen (result));
2013 { /* Positive infinity. */
2016 my_asprintf (&result, "%e %d", Infinityd (), 33, 44, 55);
2017 ASSERT (result != NULL);
2018 ASSERT (strcmp (result, "inf 33") == 0
2019 || strcmp (result, "infinity 33") == 0);
2020 ASSERT (retval == strlen (result));
2024 { /* Negative infinity. */
2027 my_asprintf (&result, "%e %d", - Infinityd (), 33, 44, 55);
2028 ASSERT (result != NULL);
2029 ASSERT (strcmp (result, "-inf 33") == 0
2030 || strcmp (result, "-infinity 33") == 0);
2031 ASSERT (retval == strlen (result));
2038 my_asprintf (&result, "%e %d", NaNd (), 33, 44, 55);
2039 ASSERT (result != NULL);
2040 ASSERT (strlen (result) >= 3 + 3
2041 && strisnan (result, 0, strlen (result) - 3, 0)
2042 && strcmp (result + strlen (result) - 3, " 33") == 0);
2043 ASSERT (retval == strlen (result));
2050 my_asprintf (&result, "%15e %d", 1.75, 33, 44, 55);
2051 ASSERT (result != NULL);
2052 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2053 || strcmp (result, " 1.750000e+000 33") == 0);
2054 ASSERT (retval == strlen (result));
2061 my_asprintf (&result, "%-15e %d", 1.75, 33, 44, 55);
2062 ASSERT (result != NULL);
2063 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2064 || strcmp (result, "1.750000e+000 33") == 0);
2065 ASSERT (retval == strlen (result));
2069 { /* FLAG_SHOWSIGN. */
2072 my_asprintf (&result, "%+e %d", 1.75, 33, 44, 55);
2073 ASSERT (result != NULL);
2074 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
2075 || strcmp (result, "+1.750000e+000 33") == 0);
2076 ASSERT (retval == strlen (result));
2083 my_asprintf (&result, "% e %d", 1.75, 33, 44, 55);
2084 ASSERT (result != NULL);
2085 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2086 || strcmp (result, " 1.750000e+000 33") == 0);
2087 ASSERT (retval == strlen (result));
2094 my_asprintf (&result, "%#e %d", 1.75, 33, 44, 55);
2095 ASSERT (result != NULL);
2096 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2097 || strcmp (result, "1.750000e+000 33") == 0);
2098 ASSERT (retval == strlen (result));
2105 my_asprintf (&result, "%#.e %d", 1.75, 33, 44, 55);
2106 ASSERT (result != NULL);
2107 ASSERT (strcmp (result, "2.e+00 33") == 0
2108 || strcmp (result, "2.e+000 33") == 0);
2109 ASSERT (retval == strlen (result));
2116 my_asprintf (&result, "%#.e %d", 9.75, 33, 44, 55);
2117 ASSERT (result != NULL);
2118 ASSERT (strcmp (result, "1.e+01 33") == 0
2119 || strcmp (result, "1.e+001 33") == 0);
2120 ASSERT (retval == strlen (result));
2124 { /* FLAG_ZERO with finite number. */
2127 my_asprintf (&result, "%015e %d", 1234.0, 33, 44, 55);
2128 ASSERT (result != NULL);
2129 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
2130 || strcmp (result, "001.234000e+003 33") == 0);
2131 ASSERT (retval == strlen (result));
2135 { /* FLAG_ZERO with infinite number. */
2138 my_asprintf (&result, "%015e %d", - Infinityd (), 33, 44, 55);
2139 ASSERT (result != NULL);
2140 ASSERT (strcmp (result, " -inf 33") == 0
2141 || strcmp (result, " -infinity 33") == 0);
2142 ASSERT (retval == strlen (result));
2146 { /* FLAG_ZERO with NaN. */
2149 my_asprintf (&result, "%050e %d", NaNd (), 33, 44, 55);
2150 ASSERT (result != NULL);
2151 ASSERT (strlen (result) == 50 + 3
2152 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2153 && strcmp (result + strlen (result) - 3, " 33") == 0);
2154 ASSERT (retval == strlen (result));
2161 my_asprintf (&result, "%.e %d", 1234.0, 33, 44, 55);
2162 ASSERT (result != NULL);
2163 ASSERT (strcmp (result, "1e+03 33") == 0
2164 || strcmp (result, "1e+003 33") == 0);
2165 ASSERT (retval == strlen (result));
2169 { /* Precision with no rounding. */
2172 my_asprintf (&result, "%.4e %d", 999.951, 33, 44, 55);
2173 ASSERT (result != NULL);
2174 ASSERT (strcmp (result, "9.9995e+02 33") == 0
2175 || strcmp (result, "9.9995e+002 33") == 0);
2176 ASSERT (retval == strlen (result));
2180 { /* Precision with rounding. */
2183 my_asprintf (&result, "%.4e %d", 999.996, 33, 44, 55);
2184 ASSERT (result != NULL);
2185 ASSERT (strcmp (result, "1.0000e+03 33") == 0
2186 || strcmp (result, "1.0000e+003 33") == 0);
2187 ASSERT (retval == strlen (result));
2191 { /* A positive number. */
2194 my_asprintf (&result, "%Le %d", 12.75L, 33, 44, 55);
2195 ASSERT (result != NULL);
2196 ASSERT (strcmp (result, "1.275000e+01 33") == 0
2197 || strcmp (result, "1.275000e+001 33") == 0);
2198 ASSERT (retval == strlen (result));
2202 { /* A larger positive number. */
2205 my_asprintf (&result, "%Le %d", 1234567.0L, 33, 44, 55);
2206 ASSERT (result != NULL);
2207 ASSERT (strcmp (result, "1.234567e+06 33") == 0
2208 || strcmp (result, "1.234567e+006 33") == 0);
2209 ASSERT (retval == strlen (result));
2213 { /* Small and large positive numbers. */
2214 static struct { long double value; const char *string; } data[] =
2216 { 1.234321234321234e-37L, "1.234321e-37" },
2217 { 1.234321234321234e-36L, "1.234321e-36" },
2218 { 1.234321234321234e-35L, "1.234321e-35" },
2219 { 1.234321234321234e-34L, "1.234321e-34" },
2220 { 1.234321234321234e-33L, "1.234321e-33" },
2221 { 1.234321234321234e-32L, "1.234321e-32" },
2222 { 1.234321234321234e-31L, "1.234321e-31" },
2223 { 1.234321234321234e-30L, "1.234321e-30" },
2224 { 1.234321234321234e-29L, "1.234321e-29" },
2225 { 1.234321234321234e-28L, "1.234321e-28" },
2226 { 1.234321234321234e-27L, "1.234321e-27" },
2227 { 1.234321234321234e-26L, "1.234321e-26" },
2228 { 1.234321234321234e-25L, "1.234321e-25" },
2229 { 1.234321234321234e-24L, "1.234321e-24" },
2230 { 1.234321234321234e-23L, "1.234321e-23" },
2231 { 1.234321234321234e-22L, "1.234321e-22" },
2232 { 1.234321234321234e-21L, "1.234321e-21" },
2233 { 1.234321234321234e-20L, "1.234321e-20" },
2234 { 1.234321234321234e-19L, "1.234321e-19" },
2235 { 1.234321234321234e-18L, "1.234321e-18" },
2236 { 1.234321234321234e-17L, "1.234321e-17" },
2237 { 1.234321234321234e-16L, "1.234321e-16" },
2238 { 1.234321234321234e-15L, "1.234321e-15" },
2239 { 1.234321234321234e-14L, "1.234321e-14" },
2240 { 1.234321234321234e-13L, "1.234321e-13" },
2241 { 1.234321234321234e-12L, "1.234321e-12" },
2242 { 1.234321234321234e-11L, "1.234321e-11" },
2243 { 1.234321234321234e-10L, "1.234321e-10" },
2244 { 1.234321234321234e-9L, "1.234321e-09" },
2245 { 1.234321234321234e-8L, "1.234321e-08" },
2246 { 1.234321234321234e-7L, "1.234321e-07" },
2247 { 1.234321234321234e-6L, "1.234321e-06" },
2248 { 1.234321234321234e-5L, "1.234321e-05" },
2249 { 1.234321234321234e-4L, "1.234321e-04" },
2250 { 1.234321234321234e-3L, "1.234321e-03" },
2251 { 1.234321234321234e-2L, "1.234321e-02" },
2252 { 1.234321234321234e-1L, "1.234321e-01" },
2253 { 1.234321234321234L, "1.234321e+00" },
2254 { 1.234321234321234e1L, "1.234321e+01" },
2255 { 1.234321234321234e2L, "1.234321e+02" },
2256 { 1.234321234321234e3L, "1.234321e+03" },
2257 { 1.234321234321234e4L, "1.234321e+04" },
2258 { 1.234321234321234e5L, "1.234321e+05" },
2259 { 1.234321234321234e6L, "1.234321e+06" },
2260 { 1.234321234321234e7L, "1.234321e+07" },
2261 { 1.234321234321234e8L, "1.234321e+08" },
2262 { 1.234321234321234e9L, "1.234321e+09" },
2263 { 1.234321234321234e10L, "1.234321e+10" },
2264 { 1.234321234321234e11L, "1.234321e+11" },
2265 { 1.234321234321234e12L, "1.234321e+12" },
2266 { 1.234321234321234e13L, "1.234321e+13" },
2267 { 1.234321234321234e14L, "1.234321e+14" },
2268 { 1.234321234321234e15L, "1.234321e+15" },
2269 { 1.234321234321234e16L, "1.234321e+16" },
2270 { 1.234321234321234e17L, "1.234321e+17" },
2271 { 1.234321234321234e18L, "1.234321e+18" },
2272 { 1.234321234321234e19L, "1.234321e+19" },
2273 { 1.234321234321234e20L, "1.234321e+20" },
2274 { 1.234321234321234e21L, "1.234321e+21" },
2275 { 1.234321234321234e22L, "1.234321e+22" },
2276 { 1.234321234321234e23L, "1.234321e+23" },
2277 { 1.234321234321234e24L, "1.234321e+24" },
2278 { 1.234321234321234e25L, "1.234321e+25" },
2279 { 1.234321234321234e26L, "1.234321e+26" },
2280 { 1.234321234321234e27L, "1.234321e+27" },
2281 { 1.234321234321234e28L, "1.234321e+28" },
2282 { 1.234321234321234e29L, "1.234321e+29" },
2283 { 1.234321234321234e30L, "1.234321e+30" },
2284 { 1.234321234321234e31L, "1.234321e+31" },
2285 { 1.234321234321234e32L, "1.234321e+32" },
2286 { 1.234321234321234e33L, "1.234321e+33" },
2287 { 1.234321234321234e34L, "1.234321e+34" },
2288 { 1.234321234321234e35L, "1.234321e+35" },
2289 { 1.234321234321234e36L, "1.234321e+36" }
2292 for (k = 0; k < SIZEOF (data); k++)
2296 my_asprintf (&result, "%Le", data[k].value);
2297 const char *expected = data[k].string;
2298 ASSERT (result != NULL);
2299 ASSERT (strcmp (result, expected) == 0
2300 /* Some implementations produce exponents with 3 digits. */
2301 || (strlen (result) == strlen (expected) + 1
2302 && memcmp (result, expected, strlen (expected) - 2) == 0
2303 && result[strlen (expected) - 2] == '0'
2304 && strcmp (result + strlen (expected) - 1,
2305 expected + strlen (expected) - 2)
2307 ASSERT (retval == strlen (result));
2312 { /* A negative number. */
2315 my_asprintf (&result, "%Le %d", -0.03125L, 33, 44, 55);
2316 ASSERT (result != NULL);
2317 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
2318 || strcmp (result, "-3.125000e-002 33") == 0);
2319 ASSERT (retval == strlen (result));
2323 { /* Positive zero. */
2326 my_asprintf (&result, "%Le %d", 0.0L, 33, 44, 55);
2327 ASSERT (result != NULL);
2328 ASSERT (strcmp (result, "0.000000e+00 33") == 0
2329 || strcmp (result, "0.000000e+000 33") == 0);
2330 ASSERT (retval == strlen (result));
2334 { /* Negative zero. */
2337 my_asprintf (&result, "%Le %d", minus_zerol, 33, 44, 55);
2338 ASSERT (result != NULL);
2339 if (have_minus_zero ())
2340 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
2341 || strcmp (result, "-0.000000e+000 33") == 0);
2342 ASSERT (retval == strlen (result));
2346 { /* Positive infinity. */
2349 my_asprintf (&result, "%Le %d", Infinityl (), 33, 44, 55);
2350 ASSERT (result != NULL);
2351 ASSERT (strcmp (result, "inf 33") == 0
2352 || strcmp (result, "infinity 33") == 0);
2353 ASSERT (retval == strlen (result));
2357 { /* Negative infinity. */
2360 my_asprintf (&result, "%Le %d", - Infinityl (), 33, 44, 55);
2361 ASSERT (result != NULL);
2362 ASSERT (strcmp (result, "-inf 33") == 0
2363 || strcmp (result, "-infinity 33") == 0);
2364 ASSERT (retval == strlen (result));
2371 my_asprintf (&result, "%Le %d", NaNl (), 33, 44, 55);
2372 ASSERT (result != NULL);
2373 ASSERT (strlen (result) >= 3 + 3
2374 && strisnan (result, 0, strlen (result) - 3, 0)
2375 && strcmp (result + strlen (result) - 3, " 33") == 0);
2376 ASSERT (retval == strlen (result));
2379 #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
2381 static union { unsigned int word[4]; long double value; } x =
2382 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
2385 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2386 ASSERT (result != NULL);
2387 ASSERT (strlen (result) >= 3 + 3
2388 && strisnan (result, 0, strlen (result) - 3, 0)
2389 && strcmp (result + strlen (result) - 3, " 33") == 0);
2390 ASSERT (retval == strlen (result));
2394 /* Signalling NaN. */
2395 static union { unsigned int word[4]; long double value; } x =
2396 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
2399 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2400 ASSERT (result != NULL);
2401 ASSERT (strlen (result) >= 3 + 3
2402 && strisnan (result, 0, strlen (result) - 3, 0)
2403 && strcmp (result + strlen (result) - 3, " 33") == 0);
2404 ASSERT (retval == strlen (result));
2407 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
2408 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
2409 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
2410 Application Architecture.
2411 Table 5-2 "Floating-Point Register Encodings"
2412 Figure 5-6 "Memory to Floating-Point Register Data Translation"
2415 static union { unsigned int word[4]; long double value; } x =
2416 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
2419 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2420 ASSERT (result != NULL);
2421 ASSERT (strlen (result) >= 3 + 3
2422 && strisnan (result, 0, strlen (result) - 3, 0)
2423 && strcmp (result + strlen (result) - 3, " 33") == 0);
2424 ASSERT (retval == strlen (result));
2427 { /* Pseudo-Infinity. */
2428 static union { unsigned int word[4]; long double value; } x =
2429 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
2432 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2433 ASSERT (result != NULL);
2434 ASSERT (strlen (result) >= 3 + 3
2435 && strisnan (result, 0, strlen (result) - 3, 0)
2436 && strcmp (result + strlen (result) - 3, " 33") == 0);
2437 ASSERT (retval == strlen (result));
2440 { /* Pseudo-Zero. */
2441 static union { unsigned int word[4]; long double value; } x =
2442 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
2445 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2446 ASSERT (result != NULL);
2447 ASSERT (strlen (result) >= 3 + 3
2448 && strisnan (result, 0, strlen (result) - 3, 0)
2449 && strcmp (result + strlen (result) - 3, " 33") == 0);
2450 ASSERT (retval == strlen (result));
2453 { /* Unnormalized number. */
2454 static union { unsigned int word[4]; long double value; } x =
2455 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
2458 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2459 ASSERT (result != NULL);
2460 ASSERT (strlen (result) >= 3 + 3
2461 && strisnan (result, 0, strlen (result) - 3, 0)
2462 && strcmp (result + strlen (result) - 3, " 33") == 0);
2463 ASSERT (retval == strlen (result));
2466 { /* Pseudo-Denormal. */
2467 static union { unsigned int word[4]; long double value; } x =
2468 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
2471 my_asprintf (&result, "%Le %d", x.value, 33, 44, 55);
2472 ASSERT (result != NULL);
2473 ASSERT (strlen (result) >= 3 + 3
2474 && strisnan (result, 0, strlen (result) - 3, 0)
2475 && strcmp (result + strlen (result) - 3, " 33") == 0);
2476 ASSERT (retval == strlen (result));
2484 my_asprintf (&result, "%15Le %d", 1.75L, 33, 44, 55);
2485 ASSERT (result != NULL);
2486 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2487 || strcmp (result, " 1.750000e+000 33") == 0);
2488 ASSERT (retval == strlen (result));
2495 my_asprintf (&result, "%-15Le %d", 1.75L, 33, 44, 55);
2496 ASSERT (result != NULL);
2497 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2498 || strcmp (result, "1.750000e+000 33") == 0);
2499 ASSERT (retval == strlen (result));
2503 { /* FLAG_SHOWSIGN. */
2506 my_asprintf (&result, "%+Le %d", 1.75L, 33, 44, 55);
2507 ASSERT (result != NULL);
2508 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
2509 || strcmp (result, "+1.750000e+000 33") == 0);
2510 ASSERT (retval == strlen (result));
2517 my_asprintf (&result, "% Le %d", 1.75L, 33, 44, 55);
2518 ASSERT (result != NULL);
2519 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2520 || strcmp (result, " 1.750000e+000 33") == 0);
2521 ASSERT (retval == strlen (result));
2528 my_asprintf (&result, "%#Le %d", 1.75L, 33, 44, 55);
2529 ASSERT (result != NULL);
2530 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2531 || strcmp (result, "1.750000e+000 33") == 0);
2532 ASSERT (retval == strlen (result));
2539 my_asprintf (&result, "%#.Le %d", 1.75L, 33, 44, 55);
2540 ASSERT (result != NULL);
2541 ASSERT (strcmp (result, "2.e+00 33") == 0
2542 || strcmp (result, "2.e+000 33") == 0);
2543 ASSERT (retval == strlen (result));
2550 my_asprintf (&result, "%#.Le %d", 9.75L, 33, 44, 55);
2551 ASSERT (result != NULL);
2552 ASSERT (strcmp (result, "1.e+01 33") == 0
2553 || strcmp (result, "1.e+001 33") == 0);
2554 ASSERT (retval == strlen (result));
2558 { /* FLAG_ZERO with finite number. */
2561 my_asprintf (&result, "%015Le %d", 1234.0L, 33, 44, 55);
2562 ASSERT (result != NULL);
2563 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
2564 || strcmp (result, "001.234000e+003 33") == 0);
2565 ASSERT (retval == strlen (result));
2569 { /* FLAG_ZERO with infinite number. */
2572 my_asprintf (&result, "%015Le %d", - Infinityl (), 33, 44, 55);
2573 ASSERT (result != NULL);
2574 ASSERT (strcmp (result, " -inf 33") == 0
2575 || strcmp (result, " -infinity 33") == 0);
2576 ASSERT (retval == strlen (result));
2580 { /* FLAG_ZERO with NaN. */
2583 my_asprintf (&result, "%050Le %d", NaNl (), 33, 44, 55);
2584 ASSERT (result != NULL);
2585 ASSERT (strlen (result) == 50 + 3
2586 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2587 && strcmp (result + strlen (result) - 3, " 33") == 0);
2588 ASSERT (retval == strlen (result));
2595 my_asprintf (&result, "%.Le %d", 1234.0L, 33, 44, 55);
2596 ASSERT (result != NULL);
2597 ASSERT (strcmp (result, "1e+03 33") == 0
2598 || strcmp (result, "1e+003 33") == 0);
2599 ASSERT (retval == strlen (result));
2603 { /* Precision with no rounding. */
2606 my_asprintf (&result, "%.4Le %d", 999.951L, 33, 44, 55);
2607 ASSERT (result != NULL);
2608 ASSERT (strcmp (result, "9.9995e+02 33") == 0
2609 || strcmp (result, "9.9995e+002 33") == 0);
2610 ASSERT (retval == strlen (result));
2614 { /* Precision with rounding. */
2617 my_asprintf (&result, "%.4Le %d", 999.996L, 33, 44, 55);
2618 ASSERT (result != NULL);
2619 ASSERT (strcmp (result, "1.0000e+03 33") == 0
2620 || strcmp (result, "1.0000e+003 33") == 0);
2621 ASSERT (retval == strlen (result));
2625 /* Test the support of the %g format directive. */
2627 { /* A positive number. */
2630 my_asprintf (&result, "%g %d", 12.75, 33, 44, 55);
2631 ASSERT (result != NULL);
2632 ASSERT (strcmp (result, "12.75 33") == 0);
2633 ASSERT (retval == strlen (result));
2637 { /* A larger positive number. */
2640 my_asprintf (&result, "%g %d", 1234567.0, 33, 44, 55);
2641 ASSERT (result != NULL);
2642 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2643 || strcmp (result, "1.23457e+006 33") == 0);
2644 ASSERT (retval == strlen (result));
2648 { /* Small and large positive numbers. */
2649 static struct { double value; const char *string; } data[] =
2651 { 1.234321234321234e-37, "1.23432e-37" },
2652 { 1.234321234321234e-36, "1.23432e-36" },
2653 { 1.234321234321234e-35, "1.23432e-35" },
2654 { 1.234321234321234e-34, "1.23432e-34" },
2655 { 1.234321234321234e-33, "1.23432e-33" },
2656 { 1.234321234321234e-32, "1.23432e-32" },
2657 { 1.234321234321234e-31, "1.23432e-31" },
2658 { 1.234321234321234e-30, "1.23432e-30" },
2659 { 1.234321234321234e-29, "1.23432e-29" },
2660 { 1.234321234321234e-28, "1.23432e-28" },
2661 { 1.234321234321234e-27, "1.23432e-27" },
2662 { 1.234321234321234e-26, "1.23432e-26" },
2663 { 1.234321234321234e-25, "1.23432e-25" },
2664 { 1.234321234321234e-24, "1.23432e-24" },
2665 { 1.234321234321234e-23, "1.23432e-23" },
2666 { 1.234321234321234e-22, "1.23432e-22" },
2667 { 1.234321234321234e-21, "1.23432e-21" },
2668 { 1.234321234321234e-20, "1.23432e-20" },
2669 { 1.234321234321234e-19, "1.23432e-19" },
2670 { 1.234321234321234e-18, "1.23432e-18" },
2671 { 1.234321234321234e-17, "1.23432e-17" },
2672 { 1.234321234321234e-16, "1.23432e-16" },
2673 { 1.234321234321234e-15, "1.23432e-15" },
2674 { 1.234321234321234e-14, "1.23432e-14" },
2675 { 1.234321234321234e-13, "1.23432e-13" },
2676 { 1.234321234321234e-12, "1.23432e-12" },
2677 { 1.234321234321234e-11, "1.23432e-11" },
2678 { 1.234321234321234e-10, "1.23432e-10" },
2679 { 1.234321234321234e-9, "1.23432e-09" },
2680 { 1.234321234321234e-8, "1.23432e-08" },
2681 { 1.234321234321234e-7, "1.23432e-07" },
2682 { 1.234321234321234e-6, "1.23432e-06" },
2683 { 1.234321234321234e-5, "1.23432e-05" },
2684 { 1.234321234321234e-4, "0.000123432" },
2685 { 1.234321234321234e-3, "0.00123432" },
2686 { 1.234321234321234e-2, "0.0123432" },
2687 { 1.234321234321234e-1, "0.123432" },
2688 { 1.234321234321234, "1.23432" },
2689 { 1.234321234321234e1, "12.3432" },
2690 { 1.234321234321234e2, "123.432" },
2691 { 1.234321234321234e3, "1234.32" },
2692 { 1.234321234321234e4, "12343.2" },
2693 { 1.234321234321234e5, "123432" },
2694 { 1.234321234321234e6, "1.23432e+06" },
2695 { 1.234321234321234e7, "1.23432e+07" },
2696 { 1.234321234321234e8, "1.23432e+08" },
2697 { 1.234321234321234e9, "1.23432e+09" },
2698 { 1.234321234321234e10, "1.23432e+10" },
2699 { 1.234321234321234e11, "1.23432e+11" },
2700 { 1.234321234321234e12, "1.23432e+12" },
2701 { 1.234321234321234e13, "1.23432e+13" },
2702 { 1.234321234321234e14, "1.23432e+14" },
2703 { 1.234321234321234e15, "1.23432e+15" },
2704 { 1.234321234321234e16, "1.23432e+16" },
2705 { 1.234321234321234e17, "1.23432e+17" },
2706 { 1.234321234321234e18, "1.23432e+18" },
2707 { 1.234321234321234e19, "1.23432e+19" },
2708 { 1.234321234321234e20, "1.23432e+20" },
2709 { 1.234321234321234e21, "1.23432e+21" },
2710 { 1.234321234321234e22, "1.23432e+22" },
2711 { 1.234321234321234e23, "1.23432e+23" },
2712 { 1.234321234321234e24, "1.23432e+24" },
2713 { 1.234321234321234e25, "1.23432e+25" },
2714 { 1.234321234321234e26, "1.23432e+26" },
2715 { 1.234321234321234e27, "1.23432e+27" },
2716 { 1.234321234321234e28, "1.23432e+28" },
2717 { 1.234321234321234e29, "1.23432e+29" },
2718 { 1.234321234321234e30, "1.23432e+30" },
2719 { 1.234321234321234e31, "1.23432e+31" },
2720 { 1.234321234321234e32, "1.23432e+32" },
2721 { 1.234321234321234e33, "1.23432e+33" },
2722 { 1.234321234321234e34, "1.23432e+34" },
2723 { 1.234321234321234e35, "1.23432e+35" },
2724 { 1.234321234321234e36, "1.23432e+36" }
2727 for (k = 0; k < SIZEOF (data); k++)
2731 my_asprintf (&result, "%g", data[k].value);
2732 const char *expected = data[k].string;
2733 ASSERT (result != NULL);
2734 ASSERT (strcmp (result, expected) == 0
2735 /* Some implementations produce exponents with 3 digits. */
2736 || (expected[strlen (expected) - 4] == 'e'
2737 && strlen (result) == strlen (expected) + 1
2738 && memcmp (result, expected, strlen (expected) - 2) == 0
2739 && result[strlen (expected) - 2] == '0'
2740 && strcmp (result + strlen (expected) - 1,
2741 expected + strlen (expected) - 2)
2743 ASSERT (retval == strlen (result));
2748 { /* A negative number. */
2751 my_asprintf (&result, "%g %d", -0.03125, 33, 44, 55);
2752 ASSERT (result != NULL);
2753 ASSERT (strcmp (result, "-0.03125 33") == 0);
2754 ASSERT (retval == strlen (result));
2758 { /* Positive zero. */
2761 my_asprintf (&result, "%g %d", 0.0, 33, 44, 55);
2762 ASSERT (result != NULL);
2763 ASSERT (strcmp (result, "0 33") == 0);
2764 ASSERT (retval == strlen (result));
2768 { /* Negative zero. */
2771 my_asprintf (&result, "%g %d", minus_zerod, 33, 44, 55);
2772 ASSERT (result != NULL);
2773 if (have_minus_zero ())
2774 ASSERT (strcmp (result, "-0 33") == 0);
2775 ASSERT (retval == strlen (result));
2779 { /* Positive infinity. */
2782 my_asprintf (&result, "%g %d", Infinityd (), 33, 44, 55);
2783 ASSERT (result != NULL);
2784 ASSERT (strcmp (result, "inf 33") == 0
2785 || strcmp (result, "infinity 33") == 0);
2786 ASSERT (retval == strlen (result));
2790 { /* Negative infinity. */
2793 my_asprintf (&result, "%g %d", - Infinityd (), 33, 44, 55);
2794 ASSERT (result != NULL);
2795 ASSERT (strcmp (result, "-inf 33") == 0
2796 || strcmp (result, "-infinity 33") == 0);
2797 ASSERT (retval == strlen (result));
2804 my_asprintf (&result, "%g %d", NaNd (), 33, 44, 55);
2805 ASSERT (result != NULL);
2806 ASSERT (strlen (result) >= 3 + 3
2807 && strisnan (result, 0, strlen (result) - 3, 0)
2808 && strcmp (result + strlen (result) - 3, " 33") == 0);
2809 ASSERT (retval == strlen (result));
2816 my_asprintf (&result, "%10g %d", 1.75, 33, 44, 55);
2817 ASSERT (result != NULL);
2818 ASSERT (strcmp (result, " 1.75 33") == 0);
2819 ASSERT (retval == strlen (result));
2826 my_asprintf (&result, "%-10g %d", 1.75, 33, 44, 55);
2827 ASSERT (result != NULL);
2828 ASSERT (strcmp (result, "1.75 33") == 0);
2829 ASSERT (retval == strlen (result));
2833 { /* FLAG_SHOWSIGN. */
2836 my_asprintf (&result, "%+g %d", 1.75, 33, 44, 55);
2837 ASSERT (result != NULL);
2838 ASSERT (strcmp (result, "+1.75 33") == 0);
2839 ASSERT (retval == strlen (result));
2846 my_asprintf (&result, "% g %d", 1.75, 33, 44, 55);
2847 ASSERT (result != NULL);
2848 ASSERT (strcmp (result, " 1.75 33") == 0);
2849 ASSERT (retval == strlen (result));
2856 my_asprintf (&result, "%#g %d", 1.75, 33, 44, 55);
2857 ASSERT (result != NULL);
2858 ASSERT (strcmp (result, "1.75000 33") == 0);
2859 ASSERT (retval == strlen (result));
2866 my_asprintf (&result, "%#.g %d", 1.75, 33, 44, 55);
2867 ASSERT (result != NULL);
2868 ASSERT (strcmp (result, "2. 33") == 0);
2869 ASSERT (retval == strlen (result));
2876 my_asprintf (&result, "%#.g %d", 9.75, 33, 44, 55);
2877 ASSERT (result != NULL);
2878 ASSERT (strcmp (result, "1.e+01 33") == 0
2879 || strcmp (result, "1.e+001 33") == 0);
2880 ASSERT (retval == strlen (result));
2884 { /* FLAG_ZERO with finite number. */
2887 my_asprintf (&result, "%010g %d", 1234.0, 33, 44, 55);
2888 ASSERT (result != NULL);
2889 ASSERT (strcmp (result, "0000001234 33") == 0);
2890 ASSERT (retval == strlen (result));
2894 { /* FLAG_ZERO with infinite number. */
2897 my_asprintf (&result, "%015g %d", - Infinityd (), 33, 44, 55);
2898 ASSERT (result != NULL);
2899 ASSERT (strcmp (result, " -inf 33") == 0
2900 || strcmp (result, " -infinity 33") == 0);
2901 ASSERT (retval == strlen (result));
2905 { /* FLAG_ZERO with NaN. */
2908 my_asprintf (&result, "%050g %d", NaNd (), 33, 44, 55);
2909 ASSERT (result != NULL);
2910 ASSERT (strlen (result) == 50 + 3
2911 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2912 && strcmp (result + strlen (result) - 3, " 33") == 0);
2913 ASSERT (retval == strlen (result));
2920 my_asprintf (&result, "%.g %d", 1234.0, 33, 44, 55);
2921 ASSERT (result != NULL);
2922 ASSERT (strcmp (result, "1e+03 33") == 0
2923 || strcmp (result, "1e+003 33") == 0);
2924 ASSERT (retval == strlen (result));
2928 { /* Precision with no rounding. */
2931 my_asprintf (&result, "%.5g %d", 999.951, 33, 44, 55);
2932 ASSERT (result != NULL);
2933 ASSERT (strcmp (result, "999.95 33") == 0);
2934 ASSERT (retval == strlen (result));
2938 { /* Precision with rounding. */
2941 my_asprintf (&result, "%.5g %d", 999.996, 33, 44, 55);
2942 ASSERT (result != NULL);
2943 ASSERT (strcmp (result, "1000 33") == 0);
2944 ASSERT (retval == strlen (result));
2948 { /* A positive number. */
2951 my_asprintf (&result, "%Lg %d", 12.75L, 33, 44, 55);
2952 ASSERT (result != NULL);
2953 ASSERT (strcmp (result, "12.75 33") == 0);
2954 ASSERT (retval == strlen (result));
2958 { /* A larger positive number. */
2961 my_asprintf (&result, "%Lg %d", 1234567.0L, 33, 44, 55);
2962 ASSERT (result != NULL);
2963 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2964 || strcmp (result, "1.23457e+006 33") == 0);
2965 ASSERT (retval == strlen (result));
2969 { /* Small and large positive numbers. */
2970 static struct { long double value; const char *string; } data[] =
2972 { 1.234321234321234e-37L, "1.23432e-37" },
2973 { 1.234321234321234e-36L, "1.23432e-36" },
2974 { 1.234321234321234e-35L, "1.23432e-35" },
2975 { 1.234321234321234e-34L, "1.23432e-34" },
2976 { 1.234321234321234e-33L, "1.23432e-33" },
2977 { 1.234321234321234e-32L, "1.23432e-32" },
2978 { 1.234321234321234e-31L, "1.23432e-31" },
2979 { 1.234321234321234e-30L, "1.23432e-30" },
2980 { 1.234321234321234e-29L, "1.23432e-29" },
2981 { 1.234321234321234e-28L, "1.23432e-28" },
2982 { 1.234321234321234e-27L, "1.23432e-27" },
2983 { 1.234321234321234e-26L, "1.23432e-26" },
2984 { 1.234321234321234e-25L, "1.23432e-25" },
2985 { 1.234321234321234e-24L, "1.23432e-24" },
2986 { 1.234321234321234e-23L, "1.23432e-23" },
2987 { 1.234321234321234e-22L, "1.23432e-22" },
2988 { 1.234321234321234e-21L, "1.23432e-21" },
2989 { 1.234321234321234e-20L, "1.23432e-20" },
2990 { 1.234321234321234e-19L, "1.23432e-19" },
2991 { 1.234321234321234e-18L, "1.23432e-18" },
2992 { 1.234321234321234e-17L, "1.23432e-17" },
2993 { 1.234321234321234e-16L, "1.23432e-16" },
2994 { 1.234321234321234e-15L, "1.23432e-15" },
2995 { 1.234321234321234e-14L, "1.23432e-14" },
2996 { 1.234321234321234e-13L, "1.23432e-13" },
2997 { 1.234321234321234e-12L, "1.23432e-12" },
2998 { 1.234321234321234e-11L, "1.23432e-11" },
2999 { 1.234321234321234e-10L, "1.23432e-10" },
3000 { 1.234321234321234e-9L, "1.23432e-09" },
3001 { 1.234321234321234e-8L, "1.23432e-08" },
3002 { 1.234321234321234e-7L, "1.23432e-07" },
3003 { 1.234321234321234e-6L, "1.23432e-06" },
3004 { 1.234321234321234e-5L, "1.23432e-05" },
3005 { 1.234321234321234e-4L, "0.000123432" },
3006 { 1.234321234321234e-3L, "0.00123432" },
3007 { 1.234321234321234e-2L, "0.0123432" },
3008 { 1.234321234321234e-1L, "0.123432" },
3009 { 1.234321234321234L, "1.23432" },
3010 { 1.234321234321234e1L, "12.3432" },
3011 { 1.234321234321234e2L, "123.432" },
3012 { 1.234321234321234e3L, "1234.32" },
3013 { 1.234321234321234e4L, "12343.2" },
3014 { 1.234321234321234e5L, "123432" },
3015 { 1.234321234321234e6L, "1.23432e+06" },
3016 { 1.234321234321234e7L, "1.23432e+07" },
3017 { 1.234321234321234e8L, "1.23432e+08" },
3018 { 1.234321234321234e9L, "1.23432e+09" },
3019 { 1.234321234321234e10L, "1.23432e+10" },
3020 { 1.234321234321234e11L, "1.23432e+11" },
3021 { 1.234321234321234e12L, "1.23432e+12" },
3022 { 1.234321234321234e13L, "1.23432e+13" },
3023 { 1.234321234321234e14L, "1.23432e+14" },
3024 { 1.234321234321234e15L, "1.23432e+15" },
3025 { 1.234321234321234e16L, "1.23432e+16" },
3026 { 1.234321234321234e17L, "1.23432e+17" },
3027 { 1.234321234321234e18L, "1.23432e+18" },
3028 { 1.234321234321234e19L, "1.23432e+19" },
3029 { 1.234321234321234e20L, "1.23432e+20" },
3030 { 1.234321234321234e21L, "1.23432e+21" },
3031 { 1.234321234321234e22L, "1.23432e+22" },
3032 { 1.234321234321234e23L, "1.23432e+23" },
3033 { 1.234321234321234e24L, "1.23432e+24" },
3034 { 1.234321234321234e25L, "1.23432e+25" },
3035 { 1.234321234321234e26L, "1.23432e+26" },
3036 { 1.234321234321234e27L, "1.23432e+27" },
3037 { 1.234321234321234e28L, "1.23432e+28" },
3038 { 1.234321234321234e29L, "1.23432e+29" },
3039 { 1.234321234321234e30L, "1.23432e+30" },
3040 { 1.234321234321234e31L, "1.23432e+31" },
3041 { 1.234321234321234e32L, "1.23432e+32" },
3042 { 1.234321234321234e33L, "1.23432e+33" },
3043 { 1.234321234321234e34L, "1.23432e+34" },
3044 { 1.234321234321234e35L, "1.23432e+35" },
3045 { 1.234321234321234e36L, "1.23432e+36" }
3048 for (k = 0; k < SIZEOF (data); k++)
3052 my_asprintf (&result, "%Lg", data[k].value);
3053 const char *expected = data[k].string;
3054 ASSERT (result != NULL);
3055 ASSERT (strcmp (result, expected) == 0
3056 /* Some implementations produce exponents with 3 digits. */
3057 || (expected[strlen (expected) - 4] == 'e'
3058 && strlen (result) == strlen (expected) + 1
3059 && memcmp (result, expected, strlen (expected) - 2) == 0
3060 && result[strlen (expected) - 2] == '0'
3061 && strcmp (result + strlen (expected) - 1,
3062 expected + strlen (expected) - 2)
3064 ASSERT (retval == strlen (result));
3069 { /* A negative number. */
3072 my_asprintf (&result, "%Lg %d", -0.03125L, 33, 44, 55);
3073 ASSERT (result != NULL);
3074 ASSERT (strcmp (result, "-0.03125 33") == 0);
3075 ASSERT (retval == strlen (result));
3079 { /* Positive zero. */
3082 my_asprintf (&result, "%Lg %d", 0.0L, 33, 44, 55);
3083 ASSERT (result != NULL);
3084 ASSERT (strcmp (result, "0 33") == 0);
3085 ASSERT (retval == strlen (result));
3089 { /* Negative zero. */
3092 my_asprintf (&result, "%Lg %d", minus_zerol, 33, 44, 55);
3093 ASSERT (result != NULL);
3094 if (have_minus_zero ())
3095 ASSERT (strcmp (result, "-0 33") == 0);
3096 ASSERT (retval == strlen (result));
3100 { /* Positive infinity. */
3103 my_asprintf (&result, "%Lg %d", Infinityl (), 33, 44, 55);
3104 ASSERT (result != NULL);
3105 ASSERT (strcmp (result, "inf 33") == 0
3106 || strcmp (result, "infinity 33") == 0);
3107 ASSERT (retval == strlen (result));
3111 { /* Negative infinity. */
3114 my_asprintf (&result, "%Lg %d", - Infinityl (), 33, 44, 55);
3115 ASSERT (result != NULL);
3116 ASSERT (strcmp (result, "-inf 33") == 0
3117 || strcmp (result, "-infinity 33") == 0);
3118 ASSERT (retval == strlen (result));
3125 my_asprintf (&result, "%Lg %d", NaNl (), 33, 44, 55);
3126 ASSERT (result != NULL);
3127 ASSERT (strlen (result) >= 3 + 3
3128 && strisnan (result, 0, strlen (result) - 3, 0)
3129 && strcmp (result + strlen (result) - 3, " 33") == 0);
3130 ASSERT (retval == strlen (result));
3133 #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
3135 static union { unsigned int word[4]; long double value; } x =
3136 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
3139 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3140 ASSERT (result != NULL);
3141 ASSERT (strlen (result) >= 3 + 3
3142 && strisnan (result, 0, strlen (result) - 3, 0)
3143 && strcmp (result + strlen (result) - 3, " 33") == 0);
3144 ASSERT (retval == strlen (result));
3148 /* Signalling NaN. */
3149 static union { unsigned int word[4]; long double value; } x =
3150 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
3153 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3154 ASSERT (result != NULL);
3155 ASSERT (strlen (result) >= 3 + 3
3156 && strisnan (result, 0, strlen (result) - 3, 0)
3157 && strcmp (result + strlen (result) - 3, " 33") == 0);
3158 ASSERT (retval == strlen (result));
3161 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
3162 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
3163 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
3164 Application Architecture.
3165 Table 5-2 "Floating-Point Register Encodings"
3166 Figure 5-6 "Memory to Floating-Point Register Data Translation"
3169 static union { unsigned int word[4]; long double value; } x =
3170 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
3173 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3174 ASSERT (result != NULL);
3175 ASSERT (strlen (result) >= 3 + 3
3176 && strisnan (result, 0, strlen (result) - 3, 0)
3177 && strcmp (result + strlen (result) - 3, " 33") == 0);
3178 ASSERT (retval == strlen (result));
3181 { /* Pseudo-Infinity. */
3182 static union { unsigned int word[4]; long double value; } x =
3183 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
3186 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3187 ASSERT (result != NULL);
3188 ASSERT (strlen (result) >= 3 + 3
3189 && strisnan (result, 0, strlen (result) - 3, 0)
3190 && strcmp (result + strlen (result) - 3, " 33") == 0);
3191 ASSERT (retval == strlen (result));
3194 { /* Pseudo-Zero. */
3195 static union { unsigned int word[4]; long double value; } x =
3196 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
3199 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3200 ASSERT (result != NULL);
3201 ASSERT (strlen (result) >= 3 + 3
3202 && strisnan (result, 0, strlen (result) - 3, 0)
3203 && strcmp (result + strlen (result) - 3, " 33") == 0);
3204 ASSERT (retval == strlen (result));
3207 { /* Unnormalized number. */
3208 static union { unsigned int word[4]; long double value; } x =
3209 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
3212 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3213 ASSERT (result != NULL);
3214 ASSERT (strlen (result) >= 3 + 3
3215 && strisnan (result, 0, strlen (result) - 3, 0)
3216 && strcmp (result + strlen (result) - 3, " 33") == 0);
3217 ASSERT (retval == strlen (result));
3220 { /* Pseudo-Denormal. */
3221 static union { unsigned int word[4]; long double value; } x =
3222 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
3225 my_asprintf (&result, "%Lg %d", x.value, 33, 44, 55);
3226 ASSERT (result != NULL);
3227 ASSERT (strlen (result) >= 3 + 3
3228 && strisnan (result, 0, strlen (result) - 3, 0)
3229 && strcmp (result + strlen (result) - 3, " 33") == 0);
3230 ASSERT (retval == strlen (result));
3238 my_asprintf (&result, "%10Lg %d", 1.75L, 33, 44, 55);
3239 ASSERT (result != NULL);
3240 ASSERT (strcmp (result, " 1.75 33") == 0);
3241 ASSERT (retval == strlen (result));
3248 my_asprintf (&result, "%-10Lg %d", 1.75L, 33, 44, 55);
3249 ASSERT (result != NULL);
3250 ASSERT (strcmp (result, "1.75 33") == 0);
3251 ASSERT (retval == strlen (result));
3255 { /* FLAG_SHOWSIGN. */
3258 my_asprintf (&result, "%+Lg %d", 1.75L, 33, 44, 55);
3259 ASSERT (result != NULL);
3260 ASSERT (strcmp (result, "+1.75 33") == 0);
3261 ASSERT (retval == strlen (result));
3268 my_asprintf (&result, "% Lg %d", 1.75L, 33, 44, 55);
3269 ASSERT (result != NULL);
3270 ASSERT (strcmp (result, " 1.75 33") == 0);
3271 ASSERT (retval == strlen (result));
3278 my_asprintf (&result, "%#Lg %d", 1.75L, 33, 44, 55);
3279 ASSERT (result != NULL);
3280 ASSERT (strcmp (result, "1.75000 33") == 0);
3281 ASSERT (retval == strlen (result));
3288 my_asprintf (&result, "%#.Lg %d", 1.75L, 33, 44, 55);
3289 ASSERT (result != NULL);
3290 ASSERT (strcmp (result, "2. 33") == 0);
3291 ASSERT (retval == strlen (result));
3298 my_asprintf (&result, "%#.Lg %d", 9.75L, 33, 44, 55);
3299 ASSERT (result != NULL);
3300 ASSERT (strcmp (result, "1.e+01 33") == 0
3301 || strcmp (result, "1.e+001 33") == 0);
3302 ASSERT (retval == strlen (result));
3306 { /* FLAG_ZERO with finite number. */
3309 my_asprintf (&result, "%010Lg %d", 1234.0L, 33, 44, 55);
3310 ASSERT (result != NULL);
3311 ASSERT (strcmp (result, "0000001234 33") == 0);
3312 ASSERT (retval == strlen (result));
3316 { /* FLAG_ZERO with infinite number. */
3319 my_asprintf (&result, "%015Lg %d", - Infinityl (), 33, 44, 55);
3320 ASSERT (result != NULL);
3321 ASSERT (strcmp (result, " -inf 33") == 0
3322 || strcmp (result, " -infinity 33") == 0);
3323 ASSERT (retval == strlen (result));
3327 { /* FLAG_ZERO with NaN. */
3330 my_asprintf (&result, "%050Lg %d", NaNl (), 33, 44, 55);
3331 ASSERT (result != NULL);
3332 ASSERT (strlen (result) == 50 + 3
3333 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
3334 && strcmp (result + strlen (result) - 3, " 33") == 0);
3335 ASSERT (retval == strlen (result));
3342 my_asprintf (&result, "%.Lg %d", 1234.0L, 33, 44, 55);
3343 ASSERT (result != NULL);
3344 ASSERT (strcmp (result, "1e+03 33") == 0
3345 || strcmp (result, "1e+003 33") == 0);
3346 ASSERT (retval == strlen (result));
3350 { /* Precision with no rounding. */
3353 my_asprintf (&result, "%.5Lg %d", 999.951L, 33, 44, 55);
3354 ASSERT (result != NULL);
3355 ASSERT (strcmp (result, "999.95 33") == 0);
3356 ASSERT (retval == strlen (result));
3360 { /* Precision with rounding. */
3363 my_asprintf (&result, "%.5Lg %d", 999.996L, 33, 44, 55);
3364 ASSERT (result != NULL);
3365 ASSERT (strcmp (result, "1000 33") == 0);
3366 ASSERT (retval == strlen (result));
3370 /* Test the support of the %n format directive. */
3376 my_asprintf (&result, "%d %n", 123, &count, 33, 44, 55);
3377 ASSERT (result != NULL);
3378 ASSERT (strcmp (result, "123 ") == 0);
3379 ASSERT (retval == strlen (result));
3380 ASSERT (count == 4);
3384 /* Test the support of the POSIX/XSI format strings with positions. */
3389 my_asprintf (&result, "%2$d %1$d", 33, 55);
3390 ASSERT (result != NULL);
3391 ASSERT (strcmp (result, "55 33") == 0);
3392 ASSERT (retval == strlen (result));
3396 /* Test the support of the grouping flag. */
3401 my_asprintf (&result, "%'d %d", 1234567, 99);
3402 ASSERT (result != NULL);
3403 ASSERT (result[strlen (result) - 1] == '9');
3404 ASSERT (retval == strlen (result));
3408 /* Test the support of the left-adjust flag. */
3413 my_asprintf (&result, "a%*sc", -3, "b");
3414 ASSERT (result != NULL);
3415 ASSERT (strcmp (result, "ab c") == 0);
3416 ASSERT (retval == strlen (result));
3423 my_asprintf (&result, "a%-*sc", 3, "b");
3424 ASSERT (result != NULL);
3425 ASSERT (strcmp (result, "ab c") == 0);
3426 ASSERT (retval == strlen (result));
3433 my_asprintf (&result, "a%-*sc", -3, "b");
3434 ASSERT (result != NULL);
3435 ASSERT (strcmp (result, "ab c") == 0);
3436 ASSERT (retval == strlen (result));
3440 /* Test the support of large precision. */
3445 my_asprintf (&result, "%.4000d %d", 1234567, 99);
3447 ASSERT (result != NULL);
3448 for (i = 0; i < 4000 - 7; i++)
3449 ASSERT (result[i] == '0');
3450 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
3451 ASSERT (retval == strlen (result));
3458 my_asprintf (&result, "%.*d %d", 4000, 1234567, 99);
3460 ASSERT (result != NULL);
3461 for (i = 0; i < 4000 - 7; i++)
3462 ASSERT (result[i] == '0');
3463 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
3464 ASSERT (retval == strlen (result));
3471 my_asprintf (&result, "%.4000d %d", -1234567, 99);
3473 ASSERT (result != NULL);
3474 ASSERT (result[0] == '-');
3475 for (i = 0; i < 4000 - 7; i++)
3476 ASSERT (result[1 + i] == '0');
3477 ASSERT (strcmp (result + 1 + 4000 - 7, "1234567 99") == 0);
3478 ASSERT (retval == strlen (result));
3485 my_asprintf (&result, "%.4000u %d", 1234567, 99);
3487 ASSERT (result != NULL);
3488 for (i = 0; i < 4000 - 7; i++)
3489 ASSERT (result[i] == '0');
3490 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
3491 ASSERT (retval == strlen (result));
3498 my_asprintf (&result, "%.4000o %d", 1234567, 99);
3500 ASSERT (result != NULL);
3501 for (i = 0; i < 4000 - 7; i++)
3502 ASSERT (result[i] == '0');
3503 ASSERT (strcmp (result + 4000 - 7, "4553207 99") == 0);
3504 ASSERT (retval == strlen (result));
3511 my_asprintf (&result, "%.4000x %d", 1234567, 99);
3513 ASSERT (result != NULL);
3514 for (i = 0; i < 4000 - 6; i++)
3515 ASSERT (result[i] == '0');
3516 ASSERT (strcmp (result + 4000 - 6, "12d687 99") == 0);
3517 ASSERT (retval == strlen (result));
3524 my_asprintf (&result, "%#.4000x %d", 1234567, 99);
3526 ASSERT (result != NULL);
3527 ASSERT (result[0] == '0');
3528 ASSERT (result[1] == 'x');
3529 for (i = 0; i < 4000 - 6; i++)
3530 ASSERT (result[2 + i] == '0');
3531 ASSERT (strcmp (result + 2 + 4000 - 6, "12d687 99") == 0);
3532 ASSERT (retval == strlen (result));
3539 my_asprintf (&result, "%.4000f %d", 1.0, 99);
3541 ASSERT (result != NULL);
3542 ASSERT (result[0] == '1');
3543 ASSERT (result[1] == '.');
3544 for (i = 0; i < 4000; i++)
3545 ASSERT (result[2 + i] == '0');
3546 ASSERT (strcmp (result + 2 + 4000, " 99") == 0);
3547 ASSERT (retval == strlen (result));
3554 my_asprintf (&result, "%.511f %d", 1.0, 99);
3556 ASSERT (result != NULL);
3557 ASSERT (result[0] == '1');
3558 ASSERT (result[1] == '.');
3559 for (i = 0; i < 511; i++)
3560 ASSERT (result[2 + i] == '0');
3561 ASSERT (strcmp (result + 2 + 511, " 99") == 0);
3562 ASSERT (retval == strlen (result));
3572 for (i = 0; i < sizeof (input) - 1; i++)
3573 input[i] = 'a' + ((1000000 / (i + 1)) % 26);
3575 retval = my_asprintf (&result, "%.4000s %d", input, 99);
3576 ASSERT (result != NULL);
3577 ASSERT (memcmp (result, input, 4000) == 0);
3578 ASSERT (strcmp (result + 4000, " 99") == 0);
3579 ASSERT (retval == strlen (result));
3583 /* Test the support of the %s format directive. */
3585 /* To verify that these tests succeed, it is necessary to run them under
3586 a tool that checks against invalid memory accesses, such as ElectricFence
3587 or "valgrind --tool=memcheck". */
3591 for (i = 1; i <= 8; i++)
3597 block = (char *) malloc (i);
3598 memcpy (block, "abcdefgh", i);
3599 retval = my_asprintf (&result, "%.*s", (int) i, block);
3600 ASSERT (result != NULL);
3601 ASSERT (memcmp (result, block, i) == 0);
3602 ASSERT (result[i] == '\0');
3603 ASSERT (retval == strlen (result));
3612 for (i = 1; i <= 8; i++)
3619 block = (wchar_t *) malloc (i * sizeof (wchar_t));
3620 for (j = 0; j < i; j++)
3621 block[j] = "abcdefgh"[j];
3622 retval = my_asprintf (&result, "%.*ls", (int) i, block);
3623 ASSERT (result != NULL);
3624 ASSERT (memcmp (result, "abcdefgh", i) == 0);
3625 ASSERT (result[i] == '\0');
3626 ASSERT (retval == strlen (result));
3635 my_asprintf (char **result, const char *format, ...)
3640 va_start (args, format);
3641 ret = vasprintf (result, format, args);
3649 test_function (my_asprintf);
3655 test_function (asprintf);
3659 main (int argc, char *argv[])