1 /* Test of POSIX compatible vsprintf() and sprintf() functions.
2 Copyright (C) 2007-2013 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. */
19 #include "minus-zero.h"
23 /* The SGI MIPS floating-point format does not distinguish 0.0 and -0.0. */
27 static double plus_zero = 0.0;
28 double minus_zero = minus_zerod;
29 return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0;
32 /* Representation of an 80-bit 'long double' as an initializer for a sequence
33 of 'unsigned int' words. */
34 #ifdef WORDS_BIGENDIAN
35 # define LDBL80_WORDS(exponent,manthi,mantlo) \
36 { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \
37 ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \
38 (unsigned int) (mantlo) << 16 \
41 # define LDBL80_WORDS(exponent,manthi,mantlo) \
42 { mantlo, manthi, exponent }
46 strmatch (const char *pattern, const char *string)
48 if (strlen (pattern) != strlen (string))
50 for (; *pattern != '\0'; pattern++, string++)
51 if (*pattern != '*' && *string != *pattern)
56 /* Test whether string[start_index..end_index-1] is a valid textual
57 representation of NaN. */
59 strisnan (const char *string, size_t start_index, size_t end_index, int uppercase)
61 if (start_index < end_index)
63 if (string[start_index] == '-')
65 if (start_index + 3 <= end_index
66 && memcmp (string + start_index, uppercase ? "NAN" : "nan", 3) == 0)
69 if (start_index == end_index
70 || (string[start_index] == '(' && string[end_index - 1] == ')'))
78 test_function (int (*my_sprintf) (char *, const char *, ...))
82 /* Test return value convention. */
87 memcpy (buf, "DEADBEEF", 8);
88 retval = my_sprintf (buf, "%d", 12345);
90 ASSERT (memcmp (buf, "12345\0EF", 8) == 0);
93 /* Test support of size specifiers as in C99. */
98 my_sprintf (result, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
99 ASSERT (strcmp (result, "12345671 33") == 0);
100 ASSERT (retval == strlen (result));
106 my_sprintf (result, "%zu %d", (size_t) 12345672, 33, 44, 55);
107 ASSERT (strcmp (result, "12345672 33") == 0);
108 ASSERT (retval == strlen (result));
114 my_sprintf (result, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
115 ASSERT (strcmp (result, "12345673 33") == 0);
116 ASSERT (retval == strlen (result));
122 my_sprintf (result, "%Lg %d", (long double) 1.5, 33, 44, 55);
123 ASSERT (strcmp (result, "1.5 33") == 0);
124 ASSERT (retval == strlen (result));
127 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
128 output of floating-point numbers. */
130 { /* A positive number. */
133 my_sprintf (result, "%a %d", 3.1416015625, 33, 44, 55);
134 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
135 || strcmp (result, "0x3.244p+0 33") == 0
136 || strcmp (result, "0x6.488p-1 33") == 0
137 || strcmp (result, "0xc.91p-2 33") == 0);
138 ASSERT (retval == strlen (result));
141 { /* A negative number. */
144 my_sprintf (result, "%A %d", -3.1416015625, 33, 44, 55);
145 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
146 || strcmp (result, "-0X3.244P+0 33") == 0
147 || strcmp (result, "-0X6.488P-1 33") == 0
148 || strcmp (result, "-0XC.91P-2 33") == 0);
149 ASSERT (retval == strlen (result));
152 { /* Positive zero. */
155 my_sprintf (result, "%a %d", 0.0, 33, 44, 55);
156 ASSERT (strcmp (result, "0x0p+0 33") == 0);
157 ASSERT (retval == strlen (result));
160 { /* Negative zero. */
163 my_sprintf (result, "%a %d", minus_zerod, 33, 44, 55);
164 if (have_minus_zero ())
165 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
166 ASSERT (retval == strlen (result));
169 { /* Positive infinity. */
172 my_sprintf (result, "%a %d", Infinityd (), 33, 44, 55);
173 ASSERT (strcmp (result, "inf 33") == 0);
174 ASSERT (retval == strlen (result));
177 { /* Negative infinity. */
180 my_sprintf (result, "%a %d", - Infinityd (), 33, 44, 55);
181 ASSERT (strcmp (result, "-inf 33") == 0);
182 ASSERT (retval == strlen (result));
188 my_sprintf (result, "%a %d", NaNd (), 33, 44, 55);
189 ASSERT (strlen (result) >= 3 + 3
190 && strisnan (result, 0, strlen (result) - 3, 0)
191 && strcmp (result + strlen (result) - 3, " 33") == 0);
192 ASSERT (retval == strlen (result));
195 { /* Rounding near the decimal point. */
198 my_sprintf (result, "%.0a %d", 1.5, 33, 44, 55);
199 ASSERT (strcmp (result, "0x2p+0 33") == 0
200 || strcmp (result, "0x3p-1 33") == 0
201 || strcmp (result, "0x6p-2 33") == 0
202 || strcmp (result, "0xcp-3 33") == 0);
203 ASSERT (retval == strlen (result));
206 { /* Rounding with precision 0. */
209 my_sprintf (result, "%.0a %d", 1.51, 33, 44, 55);
210 ASSERT (strcmp (result, "0x2p+0 33") == 0
211 || strcmp (result, "0x3p-1 33") == 0
212 || strcmp (result, "0x6p-2 33") == 0
213 || strcmp (result, "0xcp-3 33") == 0);
214 ASSERT (retval == strlen (result));
217 { /* Rounding with precision 1. */
220 my_sprintf (result, "%.1a %d", 1.51, 33, 44, 55);
221 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
222 || strcmp (result, "0x3.0p-1 33") == 0
223 || strcmp (result, "0x6.1p-2 33") == 0
224 || strcmp (result, "0xc.1p-3 33") == 0);
225 ASSERT (retval == strlen (result));
228 { /* Rounding with precision 2. */
231 my_sprintf (result, "%.2a %d", 1.51, 33, 44, 55);
232 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
233 || strcmp (result, "0x3.05p-1 33") == 0
234 || strcmp (result, "0x6.0ap-2 33") == 0
235 || strcmp (result, "0xc.14p-3 33") == 0);
236 ASSERT (retval == strlen (result));
239 { /* Rounding with precision 3. */
242 my_sprintf (result, "%.3a %d", 1.51, 33, 44, 55);
243 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
244 || strcmp (result, "0x3.052p-1 33") == 0
245 || strcmp (result, "0x6.0a4p-2 33") == 0
246 || strcmp (result, "0xc.148p-3 33") == 0);
247 ASSERT (retval == strlen (result));
250 { /* Rounding can turn a ...FFF into a ...000. */
253 my_sprintf (result, "%.3a %d", 1.49999, 33, 44, 55);
254 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
255 || strcmp (result, "0x3.000p-1 33") == 0
256 || strcmp (result, "0x6.000p-2 33") == 0
257 || strcmp (result, "0xc.000p-3 33") == 0);
258 ASSERT (retval == strlen (result));
261 { /* Rounding can turn a ...FFF into a ...000.
262 This shows a Mac OS X 10.3.9 (Darwin 7.9) bug. */
265 my_sprintf (result, "%.1a %d", 1.999, 33, 44, 55);
266 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
267 || strcmp (result, "0x2.0p+0 33") == 0
268 || strcmp (result, "0x4.0p-1 33") == 0
269 || strcmp (result, "0x8.0p-2 33") == 0);
270 ASSERT (retval == strlen (result));
276 my_sprintf (result, "%10a %d", 1.75, 33, 44, 55);
277 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
278 || strcmp (result, " 0x3.8p-1 33") == 0
279 || strcmp (result, " 0x7p-2 33") == 0
280 || strcmp (result, " 0xep-3 33") == 0);
281 ASSERT (retval == strlen (result));
284 { /* Small precision. */
287 my_sprintf (result, "%.10a %d", 1.75, 33, 44, 55);
288 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
289 || strcmp (result, "0x3.8000000000p-1 33") == 0
290 || strcmp (result, "0x7.0000000000p-2 33") == 0
291 || strcmp (result, "0xe.0000000000p-3 33") == 0);
292 ASSERT (retval == strlen (result));
295 { /* Large precision. */
298 my_sprintf (result, "%.50a %d", 1.75, 33, 44, 55);
299 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
300 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
301 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
302 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
303 ASSERT (retval == strlen (result));
309 my_sprintf (result, "%-10a %d", 1.75, 33, 44, 55);
310 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
311 || strcmp (result, "0x3.8p-1 33") == 0
312 || strcmp (result, "0x7p-2 33") == 0
313 || strcmp (result, "0xep-3 33") == 0);
314 ASSERT (retval == strlen (result));
317 { /* FLAG_SHOWSIGN. */
320 my_sprintf (result, "%+a %d", 1.75, 33, 44, 55);
321 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
322 || strcmp (result, "+0x3.8p-1 33") == 0
323 || strcmp (result, "+0x7p-2 33") == 0
324 || strcmp (result, "+0xep-3 33") == 0);
325 ASSERT (retval == strlen (result));
331 my_sprintf (result, "% a %d", 1.75, 33, 44, 55);
332 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
333 || strcmp (result, " 0x3.8p-1 33") == 0
334 || strcmp (result, " 0x7p-2 33") == 0
335 || strcmp (result, " 0xep-3 33") == 0);
336 ASSERT (retval == strlen (result));
342 my_sprintf (result, "%#a %d", 1.75, 33, 44, 55);
343 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
344 || strcmp (result, "0x3.8p-1 33") == 0
345 || strcmp (result, "0x7.p-2 33") == 0
346 || strcmp (result, "0xe.p-3 33") == 0);
347 ASSERT (retval == strlen (result));
353 my_sprintf (result, "%#a %d", 1.0, 33, 44, 55);
354 ASSERT (strcmp (result, "0x1.p+0 33") == 0
355 || strcmp (result, "0x2.p-1 33") == 0
356 || strcmp (result, "0x4.p-2 33") == 0
357 || strcmp (result, "0x8.p-3 33") == 0);
358 ASSERT (retval == strlen (result));
361 { /* FLAG_ZERO with finite number. */
364 my_sprintf (result, "%010a %d", 1.75, 33, 44, 55);
365 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
366 || strcmp (result, "0x003.8p-1 33") == 0
367 || strcmp (result, "0x00007p-2 33") == 0
368 || strcmp (result, "0x0000ep-3 33") == 0);
369 ASSERT (retval == strlen (result));
372 { /* FLAG_ZERO with infinite number. */
375 my_sprintf (result, "%010a %d", Infinityd (), 33, 44, 55);
376 /* "0000000inf 33" is not a valid result; see
377 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
378 ASSERT (strcmp (result, " inf 33") == 0);
379 ASSERT (retval == strlen (result));
382 { /* FLAG_ZERO with NaN. */
385 my_sprintf (result, "%050a %d", NaNd (), 33, 44, 55);
386 /* "0000000nan 33" is not a valid result; see
387 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
388 ASSERT (strlen (result) == 50 + 3
389 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
390 && strcmp (result + strlen (result) - 3, " 33") == 0);
391 ASSERT (retval == strlen (result));
394 { /* A positive number. */
397 my_sprintf (result, "%La %d", 3.1416015625L, 33, 44, 55);
398 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
399 || strcmp (result, "0x3.244p+0 33") == 0
400 || strcmp (result, "0x6.488p-1 33") == 0
401 || strcmp (result, "0xc.91p-2 33") == 0);
402 ASSERT (retval == strlen (result));
405 { /* A negative number. */
408 my_sprintf (result, "%LA %d", -3.1416015625L, 33, 44, 55);
409 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
410 || strcmp (result, "-0X3.244P+0 33") == 0
411 || strcmp (result, "-0X6.488P-1 33") == 0
412 || strcmp (result, "-0XC.91P-2 33") == 0);
413 ASSERT (retval == strlen (result));
416 { /* Positive zero. */
419 my_sprintf (result, "%La %d", 0.0L, 33, 44, 55);
420 ASSERT (strcmp (result, "0x0p+0 33") == 0);
421 ASSERT (retval == strlen (result));
424 { /* Negative zero. */
427 my_sprintf (result, "%La %d", minus_zerol, 33, 44, 55);
428 if (have_minus_zero ())
429 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
430 ASSERT (retval == strlen (result));
433 { /* Positive infinity. */
436 my_sprintf (result, "%La %d", Infinityl (), 33, 44, 55);
437 ASSERT (strcmp (result, "inf 33") == 0);
438 ASSERT (retval == strlen (result));
441 { /* Negative infinity. */
444 my_sprintf (result, "%La %d", - Infinityl (), 33, 44, 55);
445 ASSERT (strcmp (result, "-inf 33") == 0);
446 ASSERT (retval == strlen (result));
452 my_sprintf (result, "%La %d", NaNl (), 33, 44, 55);
453 ASSERT (strlen (result) >= 3 + 3
454 && strisnan (result, 0, strlen (result) - 3, 0)
455 && strcmp (result + strlen (result) - 3, " 33") == 0);
456 ASSERT (retval == strlen (result));
458 #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
460 static union { unsigned int word[4]; long double value; } x =
461 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
464 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
465 ASSERT (strlen (result) >= 3 + 3
466 && strisnan (result, 0, strlen (result) - 3, 0)
467 && strcmp (result + strlen (result) - 3, " 33") == 0);
468 ASSERT (retval == strlen (result));
471 /* Signalling NaN. */
472 static union { unsigned int word[4]; long double value; } x =
473 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
476 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
477 ASSERT (strlen (result) >= 3 + 3
478 && strisnan (result, 0, strlen (result) - 3, 0)
479 && strcmp (result + strlen (result) - 3, " 33") == 0);
480 ASSERT (retval == strlen (result));
482 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
483 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
484 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
485 Application Architecture.
486 Table 5-2 "Floating-Point Register Encodings"
487 Figure 5-6 "Memory to Floating-Point Register Data Translation"
490 static union { unsigned int word[4]; long double value; } x =
491 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
494 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
495 ASSERT (strlen (result) >= 3 + 3
496 && strisnan (result, 0, strlen (result) - 3, 0)
497 && strcmp (result + strlen (result) - 3, " 33") == 0);
498 ASSERT (retval == strlen (result));
500 { /* Pseudo-Infinity. */
501 static union { unsigned int word[4]; long double value; } x =
502 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
505 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
506 ASSERT (strlen (result) >= 3 + 3
507 && strisnan (result, 0, strlen (result) - 3, 0)
508 && strcmp (result + strlen (result) - 3, " 33") == 0);
509 ASSERT (retval == strlen (result));
512 static union { unsigned int word[4]; long double value; } x =
513 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
516 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
517 ASSERT (strlen (result) >= 3 + 3
518 && strisnan (result, 0, strlen (result) - 3, 0)
519 && strcmp (result + strlen (result) - 3, " 33") == 0);
520 ASSERT (retval == strlen (result));
522 { /* Unnormalized number. */
523 static union { unsigned int word[4]; long double value; } x =
524 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
527 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
528 ASSERT (strlen (result) >= 3 + 3
529 && strisnan (result, 0, strlen (result) - 3, 0)
530 && strcmp (result + strlen (result) - 3, " 33") == 0);
531 ASSERT (retval == strlen (result));
533 { /* Pseudo-Denormal. */
534 static union { unsigned int word[4]; long double value; } x =
535 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
538 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
539 ASSERT (strlen (result) >= 3 + 3
540 && strisnan (result, 0, strlen (result) - 3, 0)
541 && strcmp (result + strlen (result) - 3, " 33") == 0);
542 ASSERT (retval == strlen (result));
546 { /* Rounding near the decimal point. */
549 my_sprintf (result, "%.0La %d", 1.5L, 33, 44, 55);
550 ASSERT (strcmp (result, "0x2p+0 33") == 0
551 || strcmp (result, "0x3p-1 33") == 0
552 || strcmp (result, "0x6p-2 33") == 0
553 || strcmp (result, "0xcp-3 33") == 0);
554 ASSERT (retval == strlen (result));
557 { /* Rounding with precision 0. */
560 my_sprintf (result, "%.0La %d", 1.51L, 33, 44, 55);
561 ASSERT (strcmp (result, "0x2p+0 33") == 0
562 || strcmp (result, "0x3p-1 33") == 0
563 || strcmp (result, "0x6p-2 33") == 0
564 || strcmp (result, "0xcp-3 33") == 0);
565 ASSERT (retval == strlen (result));
568 { /* Rounding with precision 1. */
571 my_sprintf (result, "%.1La %d", 1.51L, 33, 44, 55);
572 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
573 || strcmp (result, "0x3.0p-1 33") == 0
574 || strcmp (result, "0x6.1p-2 33") == 0
575 || strcmp (result, "0xc.1p-3 33") == 0);
576 ASSERT (retval == strlen (result));
579 { /* Rounding with precision 2. */
582 my_sprintf (result, "%.2La %d", 1.51L, 33, 44, 55);
583 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
584 || strcmp (result, "0x3.05p-1 33") == 0
585 || strcmp (result, "0x6.0ap-2 33") == 0
586 || strcmp (result, "0xc.14p-3 33") == 0);
587 ASSERT (retval == strlen (result));
590 { /* Rounding with precision 3. */
593 my_sprintf (result, "%.3La %d", 1.51L, 33, 44, 55);
594 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
595 || strcmp (result, "0x3.052p-1 33") == 0
596 || strcmp (result, "0x6.0a4p-2 33") == 0
597 || strcmp (result, "0xc.148p-3 33") == 0);
598 ASSERT (retval == strlen (result));
601 { /* Rounding can turn a ...FFF into a ...000. */
604 my_sprintf (result, "%.3La %d", 1.49999L, 33, 44, 55);
605 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
606 || strcmp (result, "0x3.000p-1 33") == 0
607 || strcmp (result, "0x6.000p-2 33") == 0
608 || strcmp (result, "0xc.000p-3 33") == 0);
609 ASSERT (retval == strlen (result));
612 { /* Rounding can turn a ...FFF into a ...000.
613 This shows a Mac OS X 10.3.9 (Darwin 7.9) bug and a
614 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
617 my_sprintf (result, "%.1La %d", 1.999L, 33, 44, 55);
618 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
619 || strcmp (result, "0x2.0p+0 33") == 0
620 || strcmp (result, "0x4.0p-1 33") == 0
621 || strcmp (result, "0x8.0p-2 33") == 0);
622 ASSERT (retval == strlen (result));
628 my_sprintf (result, "%10La %d", 1.75L, 33, 44, 55);
629 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
630 || strcmp (result, " 0x3.8p-1 33") == 0
631 || strcmp (result, " 0x7p-2 33") == 0
632 || strcmp (result, " 0xep-3 33") == 0);
633 ASSERT (retval == strlen (result));
636 { /* Small precision. */
639 my_sprintf (result, "%.10La %d", 1.75L, 33, 44, 55);
640 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
641 || strcmp (result, "0x3.8000000000p-1 33") == 0
642 || strcmp (result, "0x7.0000000000p-2 33") == 0
643 || strcmp (result, "0xe.0000000000p-3 33") == 0);
644 ASSERT (retval == strlen (result));
647 { /* Large precision. */
650 my_sprintf (result, "%.50La %d", 1.75L, 33, 44, 55);
651 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
652 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
653 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
654 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
655 ASSERT (retval == strlen (result));
661 my_sprintf (result, "%-10La %d", 1.75L, 33, 44, 55);
662 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
663 || strcmp (result, "0x3.8p-1 33") == 0
664 || strcmp (result, "0x7p-2 33") == 0
665 || strcmp (result, "0xep-3 33") == 0);
666 ASSERT (retval == strlen (result));
669 { /* FLAG_SHOWSIGN. */
672 my_sprintf (result, "%+La %d", 1.75L, 33, 44, 55);
673 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
674 || strcmp (result, "+0x3.8p-1 33") == 0
675 || strcmp (result, "+0x7p-2 33") == 0
676 || strcmp (result, "+0xep-3 33") == 0);
677 ASSERT (retval == strlen (result));
683 my_sprintf (result, "% La %d", 1.75L, 33, 44, 55);
684 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
685 || strcmp (result, " 0x3.8p-1 33") == 0
686 || strcmp (result, " 0x7p-2 33") == 0
687 || strcmp (result, " 0xep-3 33") == 0);
688 ASSERT (retval == strlen (result));
694 my_sprintf (result, "%#La %d", 1.75L, 33, 44, 55);
695 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
696 || strcmp (result, "0x3.8p-1 33") == 0
697 || strcmp (result, "0x7.p-2 33") == 0
698 || strcmp (result, "0xe.p-3 33") == 0);
699 ASSERT (retval == strlen (result));
705 my_sprintf (result, "%#La %d", 1.0L, 33, 44, 55);
706 ASSERT (strcmp (result, "0x1.p+0 33") == 0
707 || strcmp (result, "0x2.p-1 33") == 0
708 || strcmp (result, "0x4.p-2 33") == 0
709 || strcmp (result, "0x8.p-3 33") == 0);
710 ASSERT (retval == strlen (result));
713 { /* FLAG_ZERO with finite number. */
716 my_sprintf (result, "%010La %d", 1.75L, 33, 44, 55);
717 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
718 || strcmp (result, "0x003.8p-1 33") == 0
719 || strcmp (result, "0x00007p-2 33") == 0
720 || strcmp (result, "0x0000ep-3 33") == 0);
721 ASSERT (retval == strlen (result));
724 { /* FLAG_ZERO with infinite number. */
727 my_sprintf (result, "%010La %d", Infinityl (), 33, 44, 55);
728 /* "0000000inf 33" is not a valid result; see
729 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
730 ASSERT (strcmp (result, " inf 33") == 0);
731 ASSERT (retval == strlen (result));
734 { /* FLAG_ZERO with NaN. */
737 my_sprintf (result, "%050La %d", NaNl (), 33, 44, 55);
738 /* "0000000nan 33" is not a valid result; see
739 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
740 ASSERT (strlen (result) == 50 + 3
741 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
742 && strcmp (result + strlen (result) - 3, " 33") == 0);
743 ASSERT (retval == strlen (result));
746 /* Test the support of the %f format directive. */
748 { /* A positive number. */
751 my_sprintf (result, "%f %d", 12.75, 33, 44, 55);
752 ASSERT (strcmp (result, "12.750000 33") == 0);
753 ASSERT (retval == strlen (result));
756 { /* A larger positive number. */
759 my_sprintf (result, "%f %d", 1234567.0, 33, 44, 55);
760 ASSERT (strcmp (result, "1234567.000000 33") == 0);
761 ASSERT (retval == strlen (result));
764 { /* Small and large positive numbers. */
765 static struct { double value; const char *string; } data[] =
767 { 1.234321234321234e-37, "0.000000" },
768 { 1.234321234321234e-36, "0.000000" },
769 { 1.234321234321234e-35, "0.000000" },
770 { 1.234321234321234e-34, "0.000000" },
771 { 1.234321234321234e-33, "0.000000" },
772 { 1.234321234321234e-32, "0.000000" },
773 { 1.234321234321234e-31, "0.000000" },
774 { 1.234321234321234e-30, "0.000000" },
775 { 1.234321234321234e-29, "0.000000" },
776 { 1.234321234321234e-28, "0.000000" },
777 { 1.234321234321234e-27, "0.000000" },
778 { 1.234321234321234e-26, "0.000000" },
779 { 1.234321234321234e-25, "0.000000" },
780 { 1.234321234321234e-24, "0.000000" },
781 { 1.234321234321234e-23, "0.000000" },
782 { 1.234321234321234e-22, "0.000000" },
783 { 1.234321234321234e-21, "0.000000" },
784 { 1.234321234321234e-20, "0.000000" },
785 { 1.234321234321234e-19, "0.000000" },
786 { 1.234321234321234e-18, "0.000000" },
787 { 1.234321234321234e-17, "0.000000" },
788 { 1.234321234321234e-16, "0.000000" },
789 { 1.234321234321234e-15, "0.000000" },
790 { 1.234321234321234e-14, "0.000000" },
791 { 1.234321234321234e-13, "0.000000" },
792 { 1.234321234321234e-12, "0.000000" },
793 { 1.234321234321234e-11, "0.000000" },
794 { 1.234321234321234e-10, "0.000000" },
795 { 1.234321234321234e-9, "0.000000" },
796 { 1.234321234321234e-8, "0.000000" },
797 { 1.234321234321234e-7, "0.000000" },
798 { 1.234321234321234e-6, "0.000001" },
799 { 1.234321234321234e-5, "0.000012" },
800 { 1.234321234321234e-4, "0.000123" },
801 { 1.234321234321234e-3, "0.001234" },
802 { 1.234321234321234e-2, "0.012343" },
803 { 1.234321234321234e-1, "0.123432" },
804 { 1.234321234321234, "1.234321" },
805 { 1.234321234321234e1, "12.343212" },
806 { 1.234321234321234e2, "123.432123" },
807 { 1.234321234321234e3, "1234.321234" },
808 { 1.234321234321234e4, "12343.212343" },
809 { 1.234321234321234e5, "123432.123432" },
810 { 1.234321234321234e6, "1234321.234321" },
811 { 1.234321234321234e7, "12343212.343212" },
812 { 1.234321234321234e8, "123432123.432123" },
813 { 1.234321234321234e9, "1234321234.321234" },
814 { 1.234321234321234e10, "12343212343.2123**" },
815 { 1.234321234321234e11, "123432123432.123***" },
816 { 1.234321234321234e12, "1234321234321.23****" },
817 { 1.234321234321234e13, "12343212343212.3*****" },
818 { 1.234321234321234e14, "123432123432123.******" },
819 { 1.234321234321234e15, "1234321234321234.000000" },
820 { 1.234321234321234e16, "123432123432123**.000000" },
821 { 1.234321234321234e17, "123432123432123***.000000" },
822 { 1.234321234321234e18, "123432123432123****.000000" },
823 { 1.234321234321234e19, "123432123432123*****.000000" },
824 { 1.234321234321234e20, "123432123432123******.000000" },
825 { 1.234321234321234e21, "123432123432123*******.000000" },
826 { 1.234321234321234e22, "123432123432123********.000000" },
827 { 1.234321234321234e23, "123432123432123*********.000000" },
828 { 1.234321234321234e24, "123432123432123**********.000000" },
829 { 1.234321234321234e25, "123432123432123***********.000000" },
830 { 1.234321234321234e26, "123432123432123************.000000" },
831 { 1.234321234321234e27, "123432123432123*************.000000" },
832 { 1.234321234321234e28, "123432123432123**************.000000" },
833 { 1.234321234321234e29, "123432123432123***************.000000" },
834 { 1.234321234321234e30, "123432123432123****************.000000" },
835 { 1.234321234321234e31, "123432123432123*****************.000000" },
836 { 1.234321234321234e32, "123432123432123******************.000000" },
837 { 1.234321234321234e33, "123432123432123*******************.000000" },
838 { 1.234321234321234e34, "123432123432123********************.000000" },
839 { 1.234321234321234e35, "123432123432123*********************.000000" },
840 { 1.234321234321234e36, "123432123432123**********************.000000" }
843 for (k = 0; k < SIZEOF (data); k++)
847 my_sprintf (result, "%f", data[k].value);
848 ASSERT (strmatch (data[k].string, result));
849 ASSERT (retval == strlen (result));
853 { /* A negative number. */
856 my_sprintf (result, "%f %d", -0.03125, 33, 44, 55);
857 ASSERT (strcmp (result, "-0.031250 33") == 0);
858 ASSERT (retval == strlen (result));
861 { /* Positive zero. */
864 my_sprintf (result, "%f %d", 0.0, 33, 44, 55);
865 ASSERT (strcmp (result, "0.000000 33") == 0);
866 ASSERT (retval == strlen (result));
869 { /* Negative zero. */
872 my_sprintf (result, "%f %d", minus_zerod, 33, 44, 55);
873 if (have_minus_zero ())
874 ASSERT (strcmp (result, "-0.000000 33") == 0);
875 ASSERT (retval == strlen (result));
878 { /* Positive infinity. */
881 my_sprintf (result, "%f %d", Infinityd (), 33, 44, 55);
882 ASSERT (strcmp (result, "inf 33") == 0
883 || strcmp (result, "infinity 33") == 0);
884 ASSERT (retval == strlen (result));
887 { /* Negative infinity. */
890 my_sprintf (result, "%f %d", - Infinityd (), 33, 44, 55);
891 ASSERT (strcmp (result, "-inf 33") == 0
892 || strcmp (result, "-infinity 33") == 0);
893 ASSERT (retval == strlen (result));
899 my_sprintf (result, "%f %d", NaNd (), 33, 44, 55);
900 ASSERT (strlen (result) >= 3 + 3
901 && strisnan (result, 0, strlen (result) - 3, 0)
902 && strcmp (result + strlen (result) - 3, " 33") == 0);
903 ASSERT (retval == strlen (result));
909 my_sprintf (result, "%10f %d", 1.75, 33, 44, 55);
910 ASSERT (strcmp (result, " 1.750000 33") == 0);
911 ASSERT (retval == strlen (result));
917 my_sprintf (result, "%-10f %d", 1.75, 33, 44, 55);
918 ASSERT (strcmp (result, "1.750000 33") == 0);
919 ASSERT (retval == strlen (result));
922 { /* FLAG_SHOWSIGN. */
925 my_sprintf (result, "%+f %d", 1.75, 33, 44, 55);
926 ASSERT (strcmp (result, "+1.750000 33") == 0);
927 ASSERT (retval == strlen (result));
933 my_sprintf (result, "% f %d", 1.75, 33, 44, 55);
934 ASSERT (strcmp (result, " 1.750000 33") == 0);
935 ASSERT (retval == strlen (result));
941 my_sprintf (result, "%#f %d", 1.75, 33, 44, 55);
942 ASSERT (strcmp (result, "1.750000 33") == 0);
943 ASSERT (retval == strlen (result));
949 my_sprintf (result, "%#.f %d", 1.75, 33, 44, 55);
950 ASSERT (strcmp (result, "2. 33") == 0);
951 ASSERT (retval == strlen (result));
954 { /* FLAG_ZERO with finite number. */
957 my_sprintf (result, "%015f %d", 1234.0, 33, 44, 55);
958 ASSERT (strcmp (result, "00001234.000000 33") == 0);
959 ASSERT (retval == strlen (result));
962 { /* FLAG_ZERO with infinite number. */
965 my_sprintf (result, "%015f %d", - Infinityd (), 33, 44, 55);
966 ASSERT (strcmp (result, " -inf 33") == 0
967 || strcmp (result, " -infinity 33") == 0);
968 ASSERT (retval == strlen (result));
971 { /* FLAG_ZERO with NaN. */
974 my_sprintf (result, "%050f %d", NaNd (), 33, 44, 55);
975 ASSERT (strlen (result) == 50 + 3
976 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
977 && strcmp (result + strlen (result) - 3, " 33") == 0);
978 ASSERT (retval == strlen (result));
984 my_sprintf (result, "%.f %d", 1234.0, 33, 44, 55);
985 ASSERT (strcmp (result, "1234 33") == 0);
986 ASSERT (retval == strlen (result));
989 { /* Precision with no rounding. */
992 my_sprintf (result, "%.2f %d", 999.951, 33, 44, 55);
993 ASSERT (strcmp (result, "999.95 33") == 0);
994 ASSERT (retval == strlen (result));
997 { /* Precision with rounding. */
1000 my_sprintf (result, "%.2f %d", 999.996, 33, 44, 55);
1001 ASSERT (strcmp (result, "1000.00 33") == 0);
1002 ASSERT (retval == strlen (result));
1005 { /* A positive number. */
1008 my_sprintf (result, "%Lf %d", 12.75L, 33, 44, 55);
1009 ASSERT (strcmp (result, "12.750000 33") == 0);
1010 ASSERT (retval == strlen (result));
1013 { /* A larger positive number. */
1016 my_sprintf (result, "%Lf %d", 1234567.0L, 33, 44, 55);
1017 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1018 ASSERT (retval == strlen (result));
1021 { /* Small and large positive numbers. */
1022 static struct { long double value; const char *string; } data[] =
1024 { 1.234321234321234e-37L, "0.000000" },
1025 { 1.234321234321234e-36L, "0.000000" },
1026 { 1.234321234321234e-35L, "0.000000" },
1027 { 1.234321234321234e-34L, "0.000000" },
1028 { 1.234321234321234e-33L, "0.000000" },
1029 { 1.234321234321234e-32L, "0.000000" },
1030 { 1.234321234321234e-31L, "0.000000" },
1031 { 1.234321234321234e-30L, "0.000000" },
1032 { 1.234321234321234e-29L, "0.000000" },
1033 { 1.234321234321234e-28L, "0.000000" },
1034 { 1.234321234321234e-27L, "0.000000" },
1035 { 1.234321234321234e-26L, "0.000000" },
1036 { 1.234321234321234e-25L, "0.000000" },
1037 { 1.234321234321234e-24L, "0.000000" },
1038 { 1.234321234321234e-23L, "0.000000" },
1039 { 1.234321234321234e-22L, "0.000000" },
1040 { 1.234321234321234e-21L, "0.000000" },
1041 { 1.234321234321234e-20L, "0.000000" },
1042 { 1.234321234321234e-19L, "0.000000" },
1043 { 1.234321234321234e-18L, "0.000000" },
1044 { 1.234321234321234e-17L, "0.000000" },
1045 { 1.234321234321234e-16L, "0.000000" },
1046 { 1.234321234321234e-15L, "0.000000" },
1047 { 1.234321234321234e-14L, "0.000000" },
1048 { 1.234321234321234e-13L, "0.000000" },
1049 { 1.234321234321234e-12L, "0.000000" },
1050 { 1.234321234321234e-11L, "0.000000" },
1051 { 1.234321234321234e-10L, "0.000000" },
1052 { 1.234321234321234e-9L, "0.000000" },
1053 { 1.234321234321234e-8L, "0.000000" },
1054 { 1.234321234321234e-7L, "0.000000" },
1055 { 1.234321234321234e-6L, "0.000001" },
1056 { 1.234321234321234e-5L, "0.000012" },
1057 { 1.234321234321234e-4L, "0.000123" },
1058 { 1.234321234321234e-3L, "0.001234" },
1059 { 1.234321234321234e-2L, "0.012343" },
1060 { 1.234321234321234e-1L, "0.123432" },
1061 { 1.234321234321234L, "1.234321" },
1062 { 1.234321234321234e1L, "12.343212" },
1063 { 1.234321234321234e2L, "123.432123" },
1064 { 1.234321234321234e3L, "1234.321234" },
1065 { 1.234321234321234e4L, "12343.212343" },
1066 { 1.234321234321234e5L, "123432.123432" },
1067 { 1.234321234321234e6L, "1234321.234321" },
1068 { 1.234321234321234e7L, "12343212.343212" },
1069 { 1.234321234321234e8L, "123432123.432123" },
1070 { 1.234321234321234e9L, "1234321234.321234" },
1071 { 1.234321234321234e10L, "12343212343.2123**" },
1072 { 1.234321234321234e11L, "123432123432.123***" },
1073 { 1.234321234321234e12L, "1234321234321.23****" },
1074 { 1.234321234321234e13L, "12343212343212.3*****" },
1075 { 1.234321234321234e14L, "123432123432123.******" },
1076 { 1.234321234321234e15L, "1234321234321234.000000" },
1077 { 1.234321234321234e16L, "123432123432123**.000000" },
1078 { 1.234321234321234e17L, "123432123432123***.000000" },
1079 { 1.234321234321234e18L, "123432123432123****.000000" },
1080 { 1.234321234321234e19L, "123432123432123*****.000000" },
1081 { 1.234321234321234e20L, "123432123432123******.000000" },
1082 { 1.234321234321234e21L, "123432123432123*******.000000" },
1083 { 1.234321234321234e22L, "123432123432123********.000000" },
1084 { 1.234321234321234e23L, "123432123432123*********.000000" },
1085 { 1.234321234321234e24L, "123432123432123**********.000000" },
1086 { 1.234321234321234e25L, "123432123432123***********.000000" },
1087 { 1.234321234321234e26L, "123432123432123************.000000" },
1088 { 1.234321234321234e27L, "123432123432123*************.000000" },
1089 { 1.234321234321234e28L, "123432123432123**************.000000" },
1090 { 1.234321234321234e29L, "123432123432123***************.000000" },
1091 { 1.234321234321234e30L, "123432123432123****************.000000" },
1092 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1093 { 1.234321234321234e32L, "123432123432123******************.000000" },
1094 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1095 { 1.234321234321234e34L, "123432123432123********************.000000" },
1096 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1097 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1100 for (k = 0; k < SIZEOF (data); k++)
1104 my_sprintf (result, "%Lf", data[k].value);
1105 ASSERT (strmatch (data[k].string, result));
1106 ASSERT (retval == strlen (result));
1110 { /* A negative number. */
1113 my_sprintf (result, "%Lf %d", -0.03125L, 33, 44, 55);
1114 ASSERT (strcmp (result, "-0.031250 33") == 0);
1115 ASSERT (retval == strlen (result));
1118 { /* Positive zero. */
1121 my_sprintf (result, "%Lf %d", 0.0L, 33, 44, 55);
1122 ASSERT (strcmp (result, "0.000000 33") == 0);
1123 ASSERT (retval == strlen (result));
1126 { /* Negative zero. */
1129 my_sprintf (result, "%Lf %d", minus_zerol, 33, 44, 55);
1130 if (have_minus_zero ())
1131 ASSERT (strcmp (result, "-0.000000 33") == 0);
1132 ASSERT (retval == strlen (result));
1135 { /* Positive infinity. */
1138 my_sprintf (result, "%Lf %d", Infinityl (), 33, 44, 55);
1139 ASSERT (strcmp (result, "inf 33") == 0
1140 || strcmp (result, "infinity 33") == 0);
1141 ASSERT (retval == strlen (result));
1144 { /* Negative infinity. */
1147 my_sprintf (result, "%Lf %d", - Infinityl (), 33, 44, 55);
1148 ASSERT (strcmp (result, "-inf 33") == 0
1149 || strcmp (result, "-infinity 33") == 0);
1150 ASSERT (retval == strlen (result));
1156 my_sprintf (result, "%Lf %d", NaNl (), 33, 44, 55);
1157 ASSERT (strlen (result) >= 3 + 3
1158 && strisnan (result, 0, strlen (result) - 3, 0)
1159 && strcmp (result + strlen (result) - 3, " 33") == 0);
1160 ASSERT (retval == strlen (result));
1162 #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
1164 static union { unsigned int word[4]; long double value; } x =
1165 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
1168 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1169 ASSERT (strlen (result) >= 3 + 3
1170 && strisnan (result, 0, strlen (result) - 3, 0)
1171 && strcmp (result + strlen (result) - 3, " 33") == 0);
1172 ASSERT (retval == strlen (result));
1175 /* Signalling NaN. */
1176 static union { unsigned int word[4]; long double value; } x =
1177 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
1180 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1181 ASSERT (strlen (result) >= 3 + 3
1182 && strisnan (result, 0, strlen (result) - 3, 0)
1183 && strcmp (result + strlen (result) - 3, " 33") == 0);
1184 ASSERT (retval == strlen (result));
1186 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
1187 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
1188 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
1189 Application Architecture.
1190 Table 5-2 "Floating-Point Register Encodings"
1191 Figure 5-6 "Memory to Floating-Point Register Data Translation"
1194 static union { unsigned int word[4]; long double value; } x =
1195 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
1198 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1199 ASSERT (strlen (result) >= 3 + 3
1200 && strisnan (result, 0, strlen (result) - 3, 0)
1201 && strcmp (result + strlen (result) - 3, " 33") == 0);
1202 ASSERT (retval == strlen (result));
1204 { /* Pseudo-Infinity. */
1205 static union { unsigned int word[4]; long double value; } x =
1206 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
1209 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1210 ASSERT (strlen (result) >= 3 + 3
1211 && strisnan (result, 0, strlen (result) - 3, 0)
1212 && strcmp (result + strlen (result) - 3, " 33") == 0);
1213 ASSERT (retval == strlen (result));
1215 { /* Pseudo-Zero. */
1216 static union { unsigned int word[4]; long double value; } x =
1217 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
1220 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1221 ASSERT (strlen (result) >= 3 + 3
1222 && strisnan (result, 0, strlen (result) - 3, 0)
1223 && strcmp (result + strlen (result) - 3, " 33") == 0);
1224 ASSERT (retval == strlen (result));
1226 { /* Unnormalized number. */
1227 static union { unsigned int word[4]; long double value; } x =
1228 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
1231 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1232 ASSERT (strlen (result) >= 3 + 3
1233 && strisnan (result, 0, strlen (result) - 3, 0)
1234 && strcmp (result + strlen (result) - 3, " 33") == 0);
1235 ASSERT (retval == strlen (result));
1237 { /* Pseudo-Denormal. */
1238 static union { unsigned int word[4]; long double value; } x =
1239 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
1242 my_sprintf (result, "%Lf %d", x.value, 33, 44, 55);
1243 ASSERT (strlen (result) >= 3 + 3
1244 && strisnan (result, 0, strlen (result) - 3, 0)
1245 && strcmp (result + strlen (result) - 3, " 33") == 0);
1246 ASSERT (retval == strlen (result));
1253 my_sprintf (result, "%10Lf %d", 1.75L, 33, 44, 55);
1254 ASSERT (strcmp (result, " 1.750000 33") == 0);
1255 ASSERT (retval == strlen (result));
1261 my_sprintf (result, "%-10Lf %d", 1.75L, 33, 44, 55);
1262 ASSERT (strcmp (result, "1.750000 33") == 0);
1263 ASSERT (retval == strlen (result));
1266 { /* FLAG_SHOWSIGN. */
1269 my_sprintf (result, "%+Lf %d", 1.75L, 33, 44, 55);
1270 ASSERT (strcmp (result, "+1.750000 33") == 0);
1271 ASSERT (retval == strlen (result));
1277 my_sprintf (result, "% Lf %d", 1.75L, 33, 44, 55);
1278 ASSERT (strcmp (result, " 1.750000 33") == 0);
1279 ASSERT (retval == strlen (result));
1285 my_sprintf (result, "%#Lf %d", 1.75L, 33, 44, 55);
1286 ASSERT (strcmp (result, "1.750000 33") == 0);
1287 ASSERT (retval == strlen (result));
1293 my_sprintf (result, "%#.Lf %d", 1.75L, 33, 44, 55);
1294 ASSERT (strcmp (result, "2. 33") == 0);
1295 ASSERT (retval == strlen (result));
1298 { /* FLAG_ZERO with finite number. */
1301 my_sprintf (result, "%015Lf %d", 1234.0L, 33, 44, 55);
1302 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1303 ASSERT (retval == strlen (result));
1306 { /* FLAG_ZERO with infinite number. */
1309 my_sprintf (result, "%015Lf %d", - Infinityl (), 33, 44, 55);
1310 ASSERT (strcmp (result, " -inf 33") == 0
1311 || strcmp (result, " -infinity 33") == 0);
1312 ASSERT (retval == strlen (result));
1315 { /* FLAG_ZERO with NaN. */
1318 my_sprintf (result, "%050Lf %d", NaNl (), 33, 44, 55);
1319 ASSERT (strlen (result) == 50 + 3
1320 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1321 && strcmp (result + strlen (result) - 3, " 33") == 0);
1322 ASSERT (retval == strlen (result));
1328 my_sprintf (result, "%.Lf %d", 1234.0L, 33, 44, 55);
1329 ASSERT (strcmp (result, "1234 33") == 0);
1330 ASSERT (retval == strlen (result));
1333 { /* Precision with no rounding. */
1336 my_sprintf (result, "%.2Lf %d", 999.951L, 33, 44, 55);
1337 ASSERT (strcmp (result, "999.95 33") == 0);
1338 ASSERT (retval == strlen (result));
1341 { /* Precision with rounding. */
1344 my_sprintf (result, "%.2Lf %d", 999.996L, 33, 44, 55);
1345 ASSERT (strcmp (result, "1000.00 33") == 0);
1346 ASSERT (retval == strlen (result));
1349 /* Test the support of the %F format directive. */
1351 { /* A positive number. */
1354 my_sprintf (result, "%F %d", 12.75, 33, 44, 55);
1355 ASSERT (strcmp (result, "12.750000 33") == 0);
1356 ASSERT (retval == strlen (result));
1359 { /* A larger positive number. */
1362 my_sprintf (result, "%F %d", 1234567.0, 33, 44, 55);
1363 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1364 ASSERT (retval == strlen (result));
1367 { /* A negative number. */
1370 my_sprintf (result, "%F %d", -0.03125, 33, 44, 55);
1371 ASSERT (strcmp (result, "-0.031250 33") == 0);
1372 ASSERT (retval == strlen (result));
1375 { /* Positive zero. */
1378 my_sprintf (result, "%F %d", 0.0, 33, 44, 55);
1379 ASSERT (strcmp (result, "0.000000 33") == 0);
1380 ASSERT (retval == strlen (result));
1383 { /* Negative zero. */
1386 my_sprintf (result, "%F %d", minus_zerod, 33, 44, 55);
1387 if (have_minus_zero ())
1388 ASSERT (strcmp (result, "-0.000000 33") == 0);
1389 ASSERT (retval == strlen (result));
1392 { /* Positive infinity. */
1395 my_sprintf (result, "%F %d", Infinityd (), 33, 44, 55);
1396 ASSERT (strcmp (result, "INF 33") == 0
1397 || strcmp (result, "INFINITY 33") == 0);
1398 ASSERT (retval == strlen (result));
1401 { /* Negative infinity. */
1404 my_sprintf (result, "%F %d", - Infinityd (), 33, 44, 55);
1405 ASSERT (strcmp (result, "-INF 33") == 0
1406 || strcmp (result, "-INFINITY 33") == 0);
1407 ASSERT (retval == strlen (result));
1413 my_sprintf (result, "%F %d", NaNd (), 33, 44, 55);
1414 ASSERT (strlen (result) >= 3 + 3
1415 && strisnan (result, 0, strlen (result) - 3, 1)
1416 && strcmp (result + strlen (result) - 3, " 33") == 0);
1417 ASSERT (retval == strlen (result));
1423 my_sprintf (result, "%015F %d", 1234.0, 33, 44, 55);
1424 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1425 ASSERT (retval == strlen (result));
1428 { /* FLAG_ZERO with infinite number. */
1431 my_sprintf (result, "%015F %d", - Infinityd (), 33, 44, 55);
1432 ASSERT (strcmp (result, " -INF 33") == 0
1433 || strcmp (result, " -INFINITY 33") == 0);
1434 ASSERT (retval == strlen (result));
1440 my_sprintf (result, "%.F %d", 1234.0, 33, 44, 55);
1441 ASSERT (strcmp (result, "1234 33") == 0);
1442 ASSERT (retval == strlen (result));
1445 { /* Precision with no rounding. */
1448 my_sprintf (result, "%.2F %d", 999.951, 33, 44, 55);
1449 ASSERT (strcmp (result, "999.95 33") == 0);
1450 ASSERT (retval == strlen (result));
1453 { /* Precision with rounding. */
1456 my_sprintf (result, "%.2F %d", 999.996, 33, 44, 55);
1457 ASSERT (strcmp (result, "1000.00 33") == 0);
1458 ASSERT (retval == strlen (result));
1461 { /* A positive number. */
1464 my_sprintf (result, "%LF %d", 12.75L, 33, 44, 55);
1465 ASSERT (strcmp (result, "12.750000 33") == 0);
1466 ASSERT (retval == strlen (result));
1469 { /* A larger positive number. */
1472 my_sprintf (result, "%LF %d", 1234567.0L, 33, 44, 55);
1473 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1474 ASSERT (retval == strlen (result));
1477 { /* A negative number. */
1480 my_sprintf (result, "%LF %d", -0.03125L, 33, 44, 55);
1481 ASSERT (strcmp (result, "-0.031250 33") == 0);
1482 ASSERT (retval == strlen (result));
1485 { /* Positive zero. */
1488 my_sprintf (result, "%LF %d", 0.0L, 33, 44, 55);
1489 ASSERT (strcmp (result, "0.000000 33") == 0);
1490 ASSERT (retval == strlen (result));
1493 { /* Negative zero. */
1496 my_sprintf (result, "%LF %d", minus_zerol, 33, 44, 55);
1497 if (have_minus_zero ())
1498 ASSERT (strcmp (result, "-0.000000 33") == 0);
1499 ASSERT (retval == strlen (result));
1502 { /* Positive infinity. */
1505 my_sprintf (result, "%LF %d", Infinityl (), 33, 44, 55);
1506 ASSERT (strcmp (result, "INF 33") == 0
1507 || strcmp (result, "INFINITY 33") == 0);
1508 ASSERT (retval == strlen (result));
1511 { /* Negative infinity. */
1514 my_sprintf (result, "%LF %d", - Infinityl (), 33, 44, 55);
1515 ASSERT (strcmp (result, "-INF 33") == 0
1516 || strcmp (result, "-INFINITY 33") == 0);
1517 ASSERT (retval == strlen (result));
1523 my_sprintf (result, "%LF %d", NaNl (), 33, 44, 55);
1524 ASSERT (strlen (result) >= 3 + 3
1525 && strisnan (result, 0, strlen (result) - 3, 1)
1526 && strcmp (result + strlen (result) - 3, " 33") == 0);
1527 ASSERT (retval == strlen (result));
1533 my_sprintf (result, "%015LF %d", 1234.0L, 33, 44, 55);
1534 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1535 ASSERT (retval == strlen (result));
1538 { /* FLAG_ZERO with infinite number. */
1541 my_sprintf (result, "%015LF %d", - Infinityl (), 33, 44, 55);
1542 ASSERT (strcmp (result, " -INF 33") == 0
1543 || strcmp (result, " -INFINITY 33") == 0);
1544 ASSERT (retval == strlen (result));
1550 my_sprintf (result, "%.LF %d", 1234.0L, 33, 44, 55);
1551 ASSERT (strcmp (result, "1234 33") == 0);
1552 ASSERT (retval == strlen (result));
1555 { /* Precision with no rounding. */
1558 my_sprintf (result, "%.2LF %d", 999.951L, 33, 44, 55);
1559 ASSERT (strcmp (result, "999.95 33") == 0);
1560 ASSERT (retval == strlen (result));
1563 { /* Precision with rounding. */
1566 my_sprintf (result, "%.2LF %d", 999.996L, 33, 44, 55);
1567 ASSERT (strcmp (result, "1000.00 33") == 0);
1568 ASSERT (retval == strlen (result));
1571 /* Test the support of the %e format directive. */
1573 { /* A positive number. */
1576 my_sprintf (result, "%e %d", 12.75, 33, 44, 55);
1577 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1578 || strcmp (result, "1.275000e+001 33") == 0);
1579 ASSERT (retval == strlen (result));
1582 { /* A larger positive number. */
1585 my_sprintf (result, "%e %d", 1234567.0, 33, 44, 55);
1586 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1587 || strcmp (result, "1.234567e+006 33") == 0);
1588 ASSERT (retval == strlen (result));
1591 { /* Small and large positive numbers. */
1592 static struct { double value; const char *string; } data[] =
1594 { 1.234321234321234e-37, "1.234321e-37" },
1595 { 1.234321234321234e-36, "1.234321e-36" },
1596 { 1.234321234321234e-35, "1.234321e-35" },
1597 { 1.234321234321234e-34, "1.234321e-34" },
1598 { 1.234321234321234e-33, "1.234321e-33" },
1599 { 1.234321234321234e-32, "1.234321e-32" },
1600 { 1.234321234321234e-31, "1.234321e-31" },
1601 { 1.234321234321234e-30, "1.234321e-30" },
1602 { 1.234321234321234e-29, "1.234321e-29" },
1603 { 1.234321234321234e-28, "1.234321e-28" },
1604 { 1.234321234321234e-27, "1.234321e-27" },
1605 { 1.234321234321234e-26, "1.234321e-26" },
1606 { 1.234321234321234e-25, "1.234321e-25" },
1607 { 1.234321234321234e-24, "1.234321e-24" },
1608 { 1.234321234321234e-23, "1.234321e-23" },
1609 { 1.234321234321234e-22, "1.234321e-22" },
1610 { 1.234321234321234e-21, "1.234321e-21" },
1611 { 1.234321234321234e-20, "1.234321e-20" },
1612 { 1.234321234321234e-19, "1.234321e-19" },
1613 { 1.234321234321234e-18, "1.234321e-18" },
1614 { 1.234321234321234e-17, "1.234321e-17" },
1615 { 1.234321234321234e-16, "1.234321e-16" },
1616 { 1.234321234321234e-15, "1.234321e-15" },
1617 { 1.234321234321234e-14, "1.234321e-14" },
1618 { 1.234321234321234e-13, "1.234321e-13" },
1619 { 1.234321234321234e-12, "1.234321e-12" },
1620 { 1.234321234321234e-11, "1.234321e-11" },
1621 { 1.234321234321234e-10, "1.234321e-10" },
1622 { 1.234321234321234e-9, "1.234321e-09" },
1623 { 1.234321234321234e-8, "1.234321e-08" },
1624 { 1.234321234321234e-7, "1.234321e-07" },
1625 { 1.234321234321234e-6, "1.234321e-06" },
1626 { 1.234321234321234e-5, "1.234321e-05" },
1627 { 1.234321234321234e-4, "1.234321e-04" },
1628 { 1.234321234321234e-3, "1.234321e-03" },
1629 { 1.234321234321234e-2, "1.234321e-02" },
1630 { 1.234321234321234e-1, "1.234321e-01" },
1631 { 1.234321234321234, "1.234321e+00" },
1632 { 1.234321234321234e1, "1.234321e+01" },
1633 { 1.234321234321234e2, "1.234321e+02" },
1634 { 1.234321234321234e3, "1.234321e+03" },
1635 { 1.234321234321234e4, "1.234321e+04" },
1636 { 1.234321234321234e5, "1.234321e+05" },
1637 { 1.234321234321234e6, "1.234321e+06" },
1638 { 1.234321234321234e7, "1.234321e+07" },
1639 { 1.234321234321234e8, "1.234321e+08" },
1640 { 1.234321234321234e9, "1.234321e+09" },
1641 { 1.234321234321234e10, "1.234321e+10" },
1642 { 1.234321234321234e11, "1.234321e+11" },
1643 { 1.234321234321234e12, "1.234321e+12" },
1644 { 1.234321234321234e13, "1.234321e+13" },
1645 { 1.234321234321234e14, "1.234321e+14" },
1646 { 1.234321234321234e15, "1.234321e+15" },
1647 { 1.234321234321234e16, "1.234321e+16" },
1648 { 1.234321234321234e17, "1.234321e+17" },
1649 { 1.234321234321234e18, "1.234321e+18" },
1650 { 1.234321234321234e19, "1.234321e+19" },
1651 { 1.234321234321234e20, "1.234321e+20" },
1652 { 1.234321234321234e21, "1.234321e+21" },
1653 { 1.234321234321234e22, "1.234321e+22" },
1654 { 1.234321234321234e23, "1.234321e+23" },
1655 { 1.234321234321234e24, "1.234321e+24" },
1656 { 1.234321234321234e25, "1.234321e+25" },
1657 { 1.234321234321234e26, "1.234321e+26" },
1658 { 1.234321234321234e27, "1.234321e+27" },
1659 { 1.234321234321234e28, "1.234321e+28" },
1660 { 1.234321234321234e29, "1.234321e+29" },
1661 { 1.234321234321234e30, "1.234321e+30" },
1662 { 1.234321234321234e31, "1.234321e+31" },
1663 { 1.234321234321234e32, "1.234321e+32" },
1664 { 1.234321234321234e33, "1.234321e+33" },
1665 { 1.234321234321234e34, "1.234321e+34" },
1666 { 1.234321234321234e35, "1.234321e+35" },
1667 { 1.234321234321234e36, "1.234321e+36" }
1670 for (k = 0; k < SIZEOF (data); k++)
1674 my_sprintf (result, "%e", data[k].value);
1675 const char *expected = data[k].string;
1676 ASSERT (strcmp (result, expected) == 0
1677 /* Some implementations produce exponents with 3 digits. */
1678 || (strlen (result) == strlen (expected) + 1
1679 && memcmp (result, expected, strlen (expected) - 2) == 0
1680 && result[strlen (expected) - 2] == '0'
1681 && strcmp (result + strlen (expected) - 1,
1682 expected + strlen (expected) - 2)
1684 ASSERT (retval == strlen (result));
1688 { /* A negative number. */
1691 my_sprintf (result, "%e %d", -0.03125, 33, 44, 55);
1692 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1693 || strcmp (result, "-3.125000e-002 33") == 0);
1694 ASSERT (retval == strlen (result));
1697 { /* Positive zero. */
1700 my_sprintf (result, "%e %d", 0.0, 33, 44, 55);
1701 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1702 || strcmp (result, "0.000000e+000 33") == 0);
1703 ASSERT (retval == strlen (result));
1706 { /* Negative zero. */
1709 my_sprintf (result, "%e %d", minus_zerod, 33, 44, 55);
1710 if (have_minus_zero ())
1711 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
1712 || strcmp (result, "-0.000000e+000 33") == 0);
1713 ASSERT (retval == strlen (result));
1716 { /* Positive infinity. */
1719 my_sprintf (result, "%e %d", Infinityd (), 33, 44, 55);
1720 ASSERT (strcmp (result, "inf 33") == 0
1721 || strcmp (result, "infinity 33") == 0);
1722 ASSERT (retval == strlen (result));
1725 { /* Negative infinity. */
1728 my_sprintf (result, "%e %d", - Infinityd (), 33, 44, 55);
1729 ASSERT (strcmp (result, "-inf 33") == 0
1730 || strcmp (result, "-infinity 33") == 0);
1731 ASSERT (retval == strlen (result));
1737 my_sprintf (result, "%e %d", NaNd (), 33, 44, 55);
1738 ASSERT (strlen (result) >= 3 + 3
1739 && strisnan (result, 0, strlen (result) - 3, 0)
1740 && strcmp (result + strlen (result) - 3, " 33") == 0);
1741 ASSERT (retval == strlen (result));
1747 my_sprintf (result, "%15e %d", 1.75, 33, 44, 55);
1748 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1749 || strcmp (result, " 1.750000e+000 33") == 0);
1750 ASSERT (retval == strlen (result));
1756 my_sprintf (result, "%-15e %d", 1.75, 33, 44, 55);
1757 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1758 || strcmp (result, "1.750000e+000 33") == 0);
1759 ASSERT (retval == strlen (result));
1762 { /* FLAG_SHOWSIGN. */
1765 my_sprintf (result, "%+e %d", 1.75, 33, 44, 55);
1766 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
1767 || strcmp (result, "+1.750000e+000 33") == 0);
1768 ASSERT (retval == strlen (result));
1774 my_sprintf (result, "% e %d", 1.75, 33, 44, 55);
1775 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1776 || strcmp (result, " 1.750000e+000 33") == 0);
1777 ASSERT (retval == strlen (result));
1783 my_sprintf (result, "%#e %d", 1.75, 33, 44, 55);
1784 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1785 || strcmp (result, "1.750000e+000 33") == 0);
1786 ASSERT (retval == strlen (result));
1792 my_sprintf (result, "%#.e %d", 1.75, 33, 44, 55);
1793 ASSERT (strcmp (result, "2.e+00 33") == 0
1794 || strcmp (result, "2.e+000 33") == 0);
1795 ASSERT (retval == strlen (result));
1801 my_sprintf (result, "%#.e %d", 9.75, 33, 44, 55);
1802 ASSERT (strcmp (result, "1.e+01 33") == 0
1803 || strcmp (result, "1.e+001 33") == 0);
1804 ASSERT (retval == strlen (result));
1807 { /* FLAG_ZERO with finite number. */
1810 my_sprintf (result, "%015e %d", 1234.0, 33, 44, 55);
1811 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
1812 || strcmp (result, "001.234000e+003 33") == 0);
1813 ASSERT (retval == strlen (result));
1816 { /* FLAG_ZERO with infinite number. */
1819 my_sprintf (result, "%015e %d", - Infinityd (), 33, 44, 55);
1820 ASSERT (strcmp (result, " -inf 33") == 0
1821 || strcmp (result, " -infinity 33") == 0);
1822 ASSERT (retval == strlen (result));
1825 { /* FLAG_ZERO with NaN. */
1828 my_sprintf (result, "%050e %d", NaNd (), 33, 44, 55);
1829 ASSERT (strlen (result) == 50 + 3
1830 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1831 && strcmp (result + strlen (result) - 3, " 33") == 0);
1832 ASSERT (retval == strlen (result));
1838 my_sprintf (result, "%.e %d", 1234.0, 33, 44, 55);
1839 ASSERT (strcmp (result, "1e+03 33") == 0
1840 || strcmp (result, "1e+003 33") == 0);
1841 ASSERT (retval == strlen (result));
1844 { /* Precision with no rounding. */
1847 my_sprintf (result, "%.4e %d", 999.951, 33, 44, 55);
1848 ASSERT (strcmp (result, "9.9995e+02 33") == 0
1849 || strcmp (result, "9.9995e+002 33") == 0);
1850 ASSERT (retval == strlen (result));
1853 { /* Precision with rounding. */
1856 my_sprintf (result, "%.4e %d", 999.996, 33, 44, 55);
1857 ASSERT (strcmp (result, "1.0000e+03 33") == 0
1858 || strcmp (result, "1.0000e+003 33") == 0);
1859 ASSERT (retval == strlen (result));
1862 { /* A positive number. */
1865 my_sprintf (result, "%Le %d", 12.75L, 33, 44, 55);
1866 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1867 || strcmp (result, "1.275000e+001 33") == 0);
1868 ASSERT (retval == strlen (result));
1871 { /* A larger positive number. */
1874 my_sprintf (result, "%Le %d", 1234567.0L, 33, 44, 55);
1875 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1876 || strcmp (result, "1.234567e+006 33") == 0);
1877 ASSERT (retval == strlen (result));
1880 { /* Small and large positive numbers. */
1881 static struct { long double value; const char *string; } data[] =
1883 { 1.234321234321234e-37L, "1.234321e-37" },
1884 { 1.234321234321234e-36L, "1.234321e-36" },
1885 { 1.234321234321234e-35L, "1.234321e-35" },
1886 { 1.234321234321234e-34L, "1.234321e-34" },
1887 { 1.234321234321234e-33L, "1.234321e-33" },
1888 { 1.234321234321234e-32L, "1.234321e-32" },
1889 { 1.234321234321234e-31L, "1.234321e-31" },
1890 { 1.234321234321234e-30L, "1.234321e-30" },
1891 { 1.234321234321234e-29L, "1.234321e-29" },
1892 { 1.234321234321234e-28L, "1.234321e-28" },
1893 { 1.234321234321234e-27L, "1.234321e-27" },
1894 { 1.234321234321234e-26L, "1.234321e-26" },
1895 { 1.234321234321234e-25L, "1.234321e-25" },
1896 { 1.234321234321234e-24L, "1.234321e-24" },
1897 { 1.234321234321234e-23L, "1.234321e-23" },
1898 { 1.234321234321234e-22L, "1.234321e-22" },
1899 { 1.234321234321234e-21L, "1.234321e-21" },
1900 { 1.234321234321234e-20L, "1.234321e-20" },
1901 { 1.234321234321234e-19L, "1.234321e-19" },
1902 { 1.234321234321234e-18L, "1.234321e-18" },
1903 { 1.234321234321234e-17L, "1.234321e-17" },
1904 { 1.234321234321234e-16L, "1.234321e-16" },
1905 { 1.234321234321234e-15L, "1.234321e-15" },
1906 { 1.234321234321234e-14L, "1.234321e-14" },
1907 { 1.234321234321234e-13L, "1.234321e-13" },
1908 { 1.234321234321234e-12L, "1.234321e-12" },
1909 { 1.234321234321234e-11L, "1.234321e-11" },
1910 { 1.234321234321234e-10L, "1.234321e-10" },
1911 { 1.234321234321234e-9L, "1.234321e-09" },
1912 { 1.234321234321234e-8L, "1.234321e-08" },
1913 { 1.234321234321234e-7L, "1.234321e-07" },
1914 { 1.234321234321234e-6L, "1.234321e-06" },
1915 { 1.234321234321234e-5L, "1.234321e-05" },
1916 { 1.234321234321234e-4L, "1.234321e-04" },
1917 { 1.234321234321234e-3L, "1.234321e-03" },
1918 { 1.234321234321234e-2L, "1.234321e-02" },
1919 { 1.234321234321234e-1L, "1.234321e-01" },
1920 { 1.234321234321234L, "1.234321e+00" },
1921 { 1.234321234321234e1L, "1.234321e+01" },
1922 { 1.234321234321234e2L, "1.234321e+02" },
1923 { 1.234321234321234e3L, "1.234321e+03" },
1924 { 1.234321234321234e4L, "1.234321e+04" },
1925 { 1.234321234321234e5L, "1.234321e+05" },
1926 { 1.234321234321234e6L, "1.234321e+06" },
1927 { 1.234321234321234e7L, "1.234321e+07" },
1928 { 1.234321234321234e8L, "1.234321e+08" },
1929 { 1.234321234321234e9L, "1.234321e+09" },
1930 { 1.234321234321234e10L, "1.234321e+10" },
1931 { 1.234321234321234e11L, "1.234321e+11" },
1932 { 1.234321234321234e12L, "1.234321e+12" },
1933 { 1.234321234321234e13L, "1.234321e+13" },
1934 { 1.234321234321234e14L, "1.234321e+14" },
1935 { 1.234321234321234e15L, "1.234321e+15" },
1936 { 1.234321234321234e16L, "1.234321e+16" },
1937 { 1.234321234321234e17L, "1.234321e+17" },
1938 { 1.234321234321234e18L, "1.234321e+18" },
1939 { 1.234321234321234e19L, "1.234321e+19" },
1940 { 1.234321234321234e20L, "1.234321e+20" },
1941 { 1.234321234321234e21L, "1.234321e+21" },
1942 { 1.234321234321234e22L, "1.234321e+22" },
1943 { 1.234321234321234e23L, "1.234321e+23" },
1944 { 1.234321234321234e24L, "1.234321e+24" },
1945 { 1.234321234321234e25L, "1.234321e+25" },
1946 { 1.234321234321234e26L, "1.234321e+26" },
1947 { 1.234321234321234e27L, "1.234321e+27" },
1948 { 1.234321234321234e28L, "1.234321e+28" },
1949 { 1.234321234321234e29L, "1.234321e+29" },
1950 { 1.234321234321234e30L, "1.234321e+30" },
1951 { 1.234321234321234e31L, "1.234321e+31" },
1952 { 1.234321234321234e32L, "1.234321e+32" },
1953 { 1.234321234321234e33L, "1.234321e+33" },
1954 { 1.234321234321234e34L, "1.234321e+34" },
1955 { 1.234321234321234e35L, "1.234321e+35" },
1956 { 1.234321234321234e36L, "1.234321e+36" }
1959 for (k = 0; k < SIZEOF (data); k++)
1963 my_sprintf (result, "%Le", data[k].value);
1964 const char *expected = data[k].string;
1965 ASSERT (strcmp (result, expected) == 0
1966 /* Some implementations produce exponents with 3 digits. */
1967 || (strlen (result) == strlen (expected) + 1
1968 && memcmp (result, expected, strlen (expected) - 2) == 0
1969 && result[strlen (expected) - 2] == '0'
1970 && strcmp (result + strlen (expected) - 1,
1971 expected + strlen (expected) - 2)
1973 ASSERT (retval == strlen (result));
1977 { /* A negative number. */
1980 my_sprintf (result, "%Le %d", -0.03125L, 33, 44, 55);
1981 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1982 || strcmp (result, "-3.125000e-002 33") == 0);
1983 ASSERT (retval == strlen (result));
1986 { /* Positive zero. */
1989 my_sprintf (result, "%Le %d", 0.0L, 33, 44, 55);
1990 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1991 || strcmp (result, "0.000000e+000 33") == 0);
1992 ASSERT (retval == strlen (result));
1995 { /* Negative zero. */
1998 my_sprintf (result, "%Le %d", minus_zerol, 33, 44, 55);
1999 if (have_minus_zero ())
2000 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
2001 || strcmp (result, "-0.000000e+000 33") == 0);
2002 ASSERT (retval == strlen (result));
2005 { /* Positive infinity. */
2008 my_sprintf (result, "%Le %d", Infinityl (), 33, 44, 55);
2009 ASSERT (strcmp (result, "inf 33") == 0
2010 || strcmp (result, "infinity 33") == 0);
2011 ASSERT (retval == strlen (result));
2014 { /* Negative infinity. */
2017 my_sprintf (result, "%Le %d", - Infinityl (), 33, 44, 55);
2018 ASSERT (strcmp (result, "-inf 33") == 0
2019 || strcmp (result, "-infinity 33") == 0);
2020 ASSERT (retval == strlen (result));
2026 my_sprintf (result, "%Le %d", NaNl (), 33, 44, 55);
2027 ASSERT (strlen (result) >= 3 + 3
2028 && strisnan (result, 0, strlen (result) - 3, 0)
2029 && strcmp (result + strlen (result) - 3, " 33") == 0);
2030 ASSERT (retval == strlen (result));
2032 #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
2034 static union { unsigned int word[4]; long double value; } x =
2035 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
2038 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2039 ASSERT (strlen (result) >= 3 + 3
2040 && strisnan (result, 0, strlen (result) - 3, 0)
2041 && strcmp (result + strlen (result) - 3, " 33") == 0);
2042 ASSERT (retval == strlen (result));
2045 /* Signalling NaN. */
2046 static union { unsigned int word[4]; long double value; } x =
2047 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
2050 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2051 ASSERT (strlen (result) >= 3 + 3
2052 && strisnan (result, 0, strlen (result) - 3, 0)
2053 && strcmp (result + strlen (result) - 3, " 33") == 0);
2054 ASSERT (retval == strlen (result));
2056 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
2057 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
2058 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
2059 Application Architecture.
2060 Table 5-2 "Floating-Point Register Encodings"
2061 Figure 5-6 "Memory to Floating-Point Register Data Translation"
2064 static union { unsigned int word[4]; long double value; } x =
2065 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
2068 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2069 ASSERT (strlen (result) >= 3 + 3
2070 && strisnan (result, 0, strlen (result) - 3, 0)
2071 && strcmp (result + strlen (result) - 3, " 33") == 0);
2072 ASSERT (retval == strlen (result));
2074 { /* Pseudo-Infinity. */
2075 static union { unsigned int word[4]; long double value; } x =
2076 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
2079 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2080 ASSERT (strlen (result) >= 3 + 3
2081 && strisnan (result, 0, strlen (result) - 3, 0)
2082 && strcmp (result + strlen (result) - 3, " 33") == 0);
2083 ASSERT (retval == strlen (result));
2085 { /* Pseudo-Zero. */
2086 static union { unsigned int word[4]; long double value; } x =
2087 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
2090 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2091 ASSERT (strlen (result) >= 3 + 3
2092 && strisnan (result, 0, strlen (result) - 3, 0)
2093 && strcmp (result + strlen (result) - 3, " 33") == 0);
2094 ASSERT (retval == strlen (result));
2096 { /* Unnormalized number. */
2097 static union { unsigned int word[4]; long double value; } x =
2098 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
2101 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2102 ASSERT (strlen (result) >= 3 + 3
2103 && strisnan (result, 0, strlen (result) - 3, 0)
2104 && strcmp (result + strlen (result) - 3, " 33") == 0);
2105 ASSERT (retval == strlen (result));
2107 { /* Pseudo-Denormal. */
2108 static union { unsigned int word[4]; long double value; } x =
2109 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
2112 my_sprintf (result, "%Le %d", x.value, 33, 44, 55);
2113 ASSERT (strlen (result) >= 3 + 3
2114 && strisnan (result, 0, strlen (result) - 3, 0)
2115 && strcmp (result + strlen (result) - 3, " 33") == 0);
2116 ASSERT (retval == strlen (result));
2123 my_sprintf (result, "%15Le %d", 1.75L, 33, 44, 55);
2124 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2125 || strcmp (result, " 1.750000e+000 33") == 0);
2126 ASSERT (retval == strlen (result));
2132 my_sprintf (result, "%-15Le %d", 1.75L, 33, 44, 55);
2133 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2134 || strcmp (result, "1.750000e+000 33") == 0);
2135 ASSERT (retval == strlen (result));
2138 { /* FLAG_SHOWSIGN. */
2141 my_sprintf (result, "%+Le %d", 1.75L, 33, 44, 55);
2142 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
2143 || strcmp (result, "+1.750000e+000 33") == 0);
2144 ASSERT (retval == strlen (result));
2150 my_sprintf (result, "% Le %d", 1.75L, 33, 44, 55);
2151 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
2152 || strcmp (result, " 1.750000e+000 33") == 0);
2153 ASSERT (retval == strlen (result));
2159 my_sprintf (result, "%#Le %d", 1.75L, 33, 44, 55);
2160 ASSERT (strcmp (result, "1.750000e+00 33") == 0
2161 || strcmp (result, "1.750000e+000 33") == 0);
2162 ASSERT (retval == strlen (result));
2168 my_sprintf (result, "%#.Le %d", 1.75L, 33, 44, 55);
2169 ASSERT (strcmp (result, "2.e+00 33") == 0
2170 || strcmp (result, "2.e+000 33") == 0);
2171 ASSERT (retval == strlen (result));
2177 my_sprintf (result, "%#.Le %d", 9.75L, 33, 44, 55);
2178 ASSERT (strcmp (result, "1.e+01 33") == 0
2179 || strcmp (result, "1.e+001 33") == 0);
2180 ASSERT (retval == strlen (result));
2183 { /* FLAG_ZERO with finite number. */
2186 my_sprintf (result, "%015Le %d", 1234.0L, 33, 44, 55);
2187 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
2188 || strcmp (result, "001.234000e+003 33") == 0);
2189 ASSERT (retval == strlen (result));
2192 { /* FLAG_ZERO with infinite number. */
2195 my_sprintf (result, "%015Le %d", - Infinityl (), 33, 44, 55);
2196 ASSERT (strcmp (result, " -inf 33") == 0
2197 || strcmp (result, " -infinity 33") == 0);
2198 ASSERT (retval == strlen (result));
2201 { /* FLAG_ZERO with NaN. */
2204 my_sprintf (result, "%050Le %d", NaNl (), 33, 44, 55);
2205 ASSERT (strlen (result) == 50 + 3
2206 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2207 && strcmp (result + strlen (result) - 3, " 33") == 0);
2208 ASSERT (retval == strlen (result));
2214 my_sprintf (result, "%.Le %d", 1234.0L, 33, 44, 55);
2215 ASSERT (strcmp (result, "1e+03 33") == 0
2216 || strcmp (result, "1e+003 33") == 0);
2217 ASSERT (retval == strlen (result));
2220 { /* Precision with no rounding. */
2223 my_sprintf (result, "%.4Le %d", 999.951L, 33, 44, 55);
2224 ASSERT (strcmp (result, "9.9995e+02 33") == 0
2225 || strcmp (result, "9.9995e+002 33") == 0);
2226 ASSERT (retval == strlen (result));
2229 { /* Precision with rounding. */
2232 my_sprintf (result, "%.4Le %d", 999.996L, 33, 44, 55);
2233 ASSERT (strcmp (result, "1.0000e+03 33") == 0
2234 || strcmp (result, "1.0000e+003 33") == 0);
2235 ASSERT (retval == strlen (result));
2238 /* Test the support of the %g format directive. */
2240 { /* A positive number. */
2243 my_sprintf (result, "%g %d", 12.75, 33, 44, 55);
2244 ASSERT (strcmp (result, "12.75 33") == 0);
2245 ASSERT (retval == strlen (result));
2248 { /* A larger positive number. */
2251 my_sprintf (result, "%g %d", 1234567.0, 33, 44, 55);
2252 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2253 || strcmp (result, "1.23457e+006 33") == 0);
2254 ASSERT (retval == strlen (result));
2257 { /* Small and large positive numbers. */
2258 static struct { double value; const char *string; } data[] =
2260 { 1.234321234321234e-37, "1.23432e-37" },
2261 { 1.234321234321234e-36, "1.23432e-36" },
2262 { 1.234321234321234e-35, "1.23432e-35" },
2263 { 1.234321234321234e-34, "1.23432e-34" },
2264 { 1.234321234321234e-33, "1.23432e-33" },
2265 { 1.234321234321234e-32, "1.23432e-32" },
2266 { 1.234321234321234e-31, "1.23432e-31" },
2267 { 1.234321234321234e-30, "1.23432e-30" },
2268 { 1.234321234321234e-29, "1.23432e-29" },
2269 { 1.234321234321234e-28, "1.23432e-28" },
2270 { 1.234321234321234e-27, "1.23432e-27" },
2271 { 1.234321234321234e-26, "1.23432e-26" },
2272 { 1.234321234321234e-25, "1.23432e-25" },
2273 { 1.234321234321234e-24, "1.23432e-24" },
2274 { 1.234321234321234e-23, "1.23432e-23" },
2275 { 1.234321234321234e-22, "1.23432e-22" },
2276 { 1.234321234321234e-21, "1.23432e-21" },
2277 { 1.234321234321234e-20, "1.23432e-20" },
2278 { 1.234321234321234e-19, "1.23432e-19" },
2279 { 1.234321234321234e-18, "1.23432e-18" },
2280 { 1.234321234321234e-17, "1.23432e-17" },
2281 { 1.234321234321234e-16, "1.23432e-16" },
2282 { 1.234321234321234e-15, "1.23432e-15" },
2283 { 1.234321234321234e-14, "1.23432e-14" },
2284 { 1.234321234321234e-13, "1.23432e-13" },
2285 { 1.234321234321234e-12, "1.23432e-12" },
2286 { 1.234321234321234e-11, "1.23432e-11" },
2287 { 1.234321234321234e-10, "1.23432e-10" },
2288 { 1.234321234321234e-9, "1.23432e-09" },
2289 { 1.234321234321234e-8, "1.23432e-08" },
2290 { 1.234321234321234e-7, "1.23432e-07" },
2291 { 1.234321234321234e-6, "1.23432e-06" },
2292 { 1.234321234321234e-5, "1.23432e-05" },
2293 { 1.234321234321234e-4, "0.000123432" },
2294 { 1.234321234321234e-3, "0.00123432" },
2295 { 1.234321234321234e-2, "0.0123432" },
2296 { 1.234321234321234e-1, "0.123432" },
2297 { 1.234321234321234, "1.23432" },
2298 { 1.234321234321234e1, "12.3432" },
2299 { 1.234321234321234e2, "123.432" },
2300 { 1.234321234321234e3, "1234.32" },
2301 { 1.234321234321234e4, "12343.2" },
2302 { 1.234321234321234e5, "123432" },
2303 { 1.234321234321234e6, "1.23432e+06" },
2304 { 1.234321234321234e7, "1.23432e+07" },
2305 { 1.234321234321234e8, "1.23432e+08" },
2306 { 1.234321234321234e9, "1.23432e+09" },
2307 { 1.234321234321234e10, "1.23432e+10" },
2308 { 1.234321234321234e11, "1.23432e+11" },
2309 { 1.234321234321234e12, "1.23432e+12" },
2310 { 1.234321234321234e13, "1.23432e+13" },
2311 { 1.234321234321234e14, "1.23432e+14" },
2312 { 1.234321234321234e15, "1.23432e+15" },
2313 { 1.234321234321234e16, "1.23432e+16" },
2314 { 1.234321234321234e17, "1.23432e+17" },
2315 { 1.234321234321234e18, "1.23432e+18" },
2316 { 1.234321234321234e19, "1.23432e+19" },
2317 { 1.234321234321234e20, "1.23432e+20" },
2318 { 1.234321234321234e21, "1.23432e+21" },
2319 { 1.234321234321234e22, "1.23432e+22" },
2320 { 1.234321234321234e23, "1.23432e+23" },
2321 { 1.234321234321234e24, "1.23432e+24" },
2322 { 1.234321234321234e25, "1.23432e+25" },
2323 { 1.234321234321234e26, "1.23432e+26" },
2324 { 1.234321234321234e27, "1.23432e+27" },
2325 { 1.234321234321234e28, "1.23432e+28" },
2326 { 1.234321234321234e29, "1.23432e+29" },
2327 { 1.234321234321234e30, "1.23432e+30" },
2328 { 1.234321234321234e31, "1.23432e+31" },
2329 { 1.234321234321234e32, "1.23432e+32" },
2330 { 1.234321234321234e33, "1.23432e+33" },
2331 { 1.234321234321234e34, "1.23432e+34" },
2332 { 1.234321234321234e35, "1.23432e+35" },
2333 { 1.234321234321234e36, "1.23432e+36" }
2336 for (k = 0; k < SIZEOF (data); k++)
2340 my_sprintf (result, "%g", data[k].value);
2341 const char *expected = data[k].string;
2342 ASSERT (strcmp (result, expected) == 0
2343 /* Some implementations produce exponents with 3 digits. */
2344 || (expected[strlen (expected) - 4] == 'e'
2345 && strlen (result) == strlen (expected) + 1
2346 && memcmp (result, expected, strlen (expected) - 2) == 0
2347 && result[strlen (expected) - 2] == '0'
2348 && strcmp (result + strlen (expected) - 1,
2349 expected + strlen (expected) - 2)
2351 ASSERT (retval == strlen (result));
2355 { /* A negative number. */
2358 my_sprintf (result, "%g %d", -0.03125, 33, 44, 55);
2359 ASSERT (strcmp (result, "-0.03125 33") == 0);
2360 ASSERT (retval == strlen (result));
2363 { /* Positive zero. */
2366 my_sprintf (result, "%g %d", 0.0, 33, 44, 55);
2367 ASSERT (strcmp (result, "0 33") == 0);
2368 ASSERT (retval == strlen (result));
2371 { /* Negative zero. */
2374 my_sprintf (result, "%g %d", minus_zerod, 33, 44, 55);
2375 if (have_minus_zero ())
2376 ASSERT (strcmp (result, "-0 33") == 0);
2377 ASSERT (retval == strlen (result));
2380 { /* Positive infinity. */
2383 my_sprintf (result, "%g %d", Infinityd (), 33, 44, 55);
2384 ASSERT (strcmp (result, "inf 33") == 0
2385 || strcmp (result, "infinity 33") == 0);
2386 ASSERT (retval == strlen (result));
2389 { /* Negative infinity. */
2392 my_sprintf (result, "%g %d", - Infinityd (), 33, 44, 55);
2393 ASSERT (strcmp (result, "-inf 33") == 0
2394 || strcmp (result, "-infinity 33") == 0);
2395 ASSERT (retval == strlen (result));
2401 my_sprintf (result, "%g %d", NaNd (), 33, 44, 55);
2402 ASSERT (strlen (result) >= 3 + 3
2403 && strisnan (result, 0, strlen (result) - 3, 0)
2404 && strcmp (result + strlen (result) - 3, " 33") == 0);
2405 ASSERT (retval == strlen (result));
2411 my_sprintf (result, "%10g %d", 1.75, 33, 44, 55);
2412 ASSERT (strcmp (result, " 1.75 33") == 0);
2413 ASSERT (retval == strlen (result));
2419 my_sprintf (result, "%-10g %d", 1.75, 33, 44, 55);
2420 ASSERT (strcmp (result, "1.75 33") == 0);
2421 ASSERT (retval == strlen (result));
2424 { /* FLAG_SHOWSIGN. */
2427 my_sprintf (result, "%+g %d", 1.75, 33, 44, 55);
2428 ASSERT (strcmp (result, "+1.75 33") == 0);
2429 ASSERT (retval == strlen (result));
2435 my_sprintf (result, "% g %d", 1.75, 33, 44, 55);
2436 ASSERT (strcmp (result, " 1.75 33") == 0);
2437 ASSERT (retval == strlen (result));
2443 my_sprintf (result, "%#g %d", 1.75, 33, 44, 55);
2444 ASSERT (strcmp (result, "1.75000 33") == 0);
2445 ASSERT (retval == strlen (result));
2451 my_sprintf (result, "%#.g %d", 1.75, 33, 44, 55);
2452 ASSERT (strcmp (result, "2. 33") == 0);
2453 ASSERT (retval == strlen (result));
2459 my_sprintf (result, "%#.g %d", 9.75, 33, 44, 55);
2460 ASSERT (strcmp (result, "1.e+01 33") == 0
2461 || strcmp (result, "1.e+001 33") == 0);
2462 ASSERT (retval == strlen (result));
2465 { /* FLAG_ZERO with finite number. */
2468 my_sprintf (result, "%010g %d", 1234.0, 33, 44, 55);
2469 ASSERT (strcmp (result, "0000001234 33") == 0);
2470 ASSERT (retval == strlen (result));
2473 { /* FLAG_ZERO with infinite number. */
2476 my_sprintf (result, "%015g %d", - Infinityd (), 33, 44, 55);
2477 ASSERT (strcmp (result, " -inf 33") == 0
2478 || strcmp (result, " -infinity 33") == 0);
2479 ASSERT (retval == strlen (result));
2482 { /* FLAG_ZERO with NaN. */
2485 my_sprintf (result, "%050g %d", NaNd (), 33, 44, 55);
2486 ASSERT (strlen (result) == 50 + 3
2487 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2488 && strcmp (result + strlen (result) - 3, " 33") == 0);
2489 ASSERT (retval == strlen (result));
2495 my_sprintf (result, "%.g %d", 1234.0, 33, 44, 55);
2496 ASSERT (strcmp (result, "1e+03 33") == 0
2497 || strcmp (result, "1e+003 33") == 0);
2498 ASSERT (retval == strlen (result));
2501 { /* Precision with no rounding. */
2504 my_sprintf (result, "%.5g %d", 999.951, 33, 44, 55);
2505 ASSERT (strcmp (result, "999.95 33") == 0);
2506 ASSERT (retval == strlen (result));
2509 { /* Precision with rounding. */
2512 my_sprintf (result, "%.5g %d", 999.996, 33, 44, 55);
2513 ASSERT (strcmp (result, "1000 33") == 0);
2514 ASSERT (retval == strlen (result));
2517 { /* A positive number. */
2520 my_sprintf (result, "%Lg %d", 12.75L, 33, 44, 55);
2521 ASSERT (strcmp (result, "12.75 33") == 0);
2522 ASSERT (retval == strlen (result));
2525 { /* A larger positive number. */
2528 my_sprintf (result, "%Lg %d", 1234567.0L, 33, 44, 55);
2529 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2530 || strcmp (result, "1.23457e+006 33") == 0);
2531 ASSERT (retval == strlen (result));
2534 { /* Small and large positive numbers. */
2535 static struct { long double value; const char *string; } data[] =
2537 { 1.234321234321234e-37L, "1.23432e-37" },
2538 { 1.234321234321234e-36L, "1.23432e-36" },
2539 { 1.234321234321234e-35L, "1.23432e-35" },
2540 { 1.234321234321234e-34L, "1.23432e-34" },
2541 { 1.234321234321234e-33L, "1.23432e-33" },
2542 { 1.234321234321234e-32L, "1.23432e-32" },
2543 { 1.234321234321234e-31L, "1.23432e-31" },
2544 { 1.234321234321234e-30L, "1.23432e-30" },
2545 { 1.234321234321234e-29L, "1.23432e-29" },
2546 { 1.234321234321234e-28L, "1.23432e-28" },
2547 { 1.234321234321234e-27L, "1.23432e-27" },
2548 { 1.234321234321234e-26L, "1.23432e-26" },
2549 { 1.234321234321234e-25L, "1.23432e-25" },
2550 { 1.234321234321234e-24L, "1.23432e-24" },
2551 { 1.234321234321234e-23L, "1.23432e-23" },
2552 { 1.234321234321234e-22L, "1.23432e-22" },
2553 { 1.234321234321234e-21L, "1.23432e-21" },
2554 { 1.234321234321234e-20L, "1.23432e-20" },
2555 { 1.234321234321234e-19L, "1.23432e-19" },
2556 { 1.234321234321234e-18L, "1.23432e-18" },
2557 { 1.234321234321234e-17L, "1.23432e-17" },
2558 { 1.234321234321234e-16L, "1.23432e-16" },
2559 { 1.234321234321234e-15L, "1.23432e-15" },
2560 { 1.234321234321234e-14L, "1.23432e-14" },
2561 { 1.234321234321234e-13L, "1.23432e-13" },
2562 { 1.234321234321234e-12L, "1.23432e-12" },
2563 { 1.234321234321234e-11L, "1.23432e-11" },
2564 { 1.234321234321234e-10L, "1.23432e-10" },
2565 { 1.234321234321234e-9L, "1.23432e-09" },
2566 { 1.234321234321234e-8L, "1.23432e-08" },
2567 { 1.234321234321234e-7L, "1.23432e-07" },
2568 { 1.234321234321234e-6L, "1.23432e-06" },
2569 { 1.234321234321234e-5L, "1.23432e-05" },
2570 { 1.234321234321234e-4L, "0.000123432" },
2571 { 1.234321234321234e-3L, "0.00123432" },
2572 { 1.234321234321234e-2L, "0.0123432" },
2573 { 1.234321234321234e-1L, "0.123432" },
2574 { 1.234321234321234L, "1.23432" },
2575 { 1.234321234321234e1L, "12.3432" },
2576 { 1.234321234321234e2L, "123.432" },
2577 { 1.234321234321234e3L, "1234.32" },
2578 { 1.234321234321234e4L, "12343.2" },
2579 { 1.234321234321234e5L, "123432" },
2580 { 1.234321234321234e6L, "1.23432e+06" },
2581 { 1.234321234321234e7L, "1.23432e+07" },
2582 { 1.234321234321234e8L, "1.23432e+08" },
2583 { 1.234321234321234e9L, "1.23432e+09" },
2584 { 1.234321234321234e10L, "1.23432e+10" },
2585 { 1.234321234321234e11L, "1.23432e+11" },
2586 { 1.234321234321234e12L, "1.23432e+12" },
2587 { 1.234321234321234e13L, "1.23432e+13" },
2588 { 1.234321234321234e14L, "1.23432e+14" },
2589 { 1.234321234321234e15L, "1.23432e+15" },
2590 { 1.234321234321234e16L, "1.23432e+16" },
2591 { 1.234321234321234e17L, "1.23432e+17" },
2592 { 1.234321234321234e18L, "1.23432e+18" },
2593 { 1.234321234321234e19L, "1.23432e+19" },
2594 { 1.234321234321234e20L, "1.23432e+20" },
2595 { 1.234321234321234e21L, "1.23432e+21" },
2596 { 1.234321234321234e22L, "1.23432e+22" },
2597 { 1.234321234321234e23L, "1.23432e+23" },
2598 { 1.234321234321234e24L, "1.23432e+24" },
2599 { 1.234321234321234e25L, "1.23432e+25" },
2600 { 1.234321234321234e26L, "1.23432e+26" },
2601 { 1.234321234321234e27L, "1.23432e+27" },
2602 { 1.234321234321234e28L, "1.23432e+28" },
2603 { 1.234321234321234e29L, "1.23432e+29" },
2604 { 1.234321234321234e30L, "1.23432e+30" },
2605 { 1.234321234321234e31L, "1.23432e+31" },
2606 { 1.234321234321234e32L, "1.23432e+32" },
2607 { 1.234321234321234e33L, "1.23432e+33" },
2608 { 1.234321234321234e34L, "1.23432e+34" },
2609 { 1.234321234321234e35L, "1.23432e+35" },
2610 { 1.234321234321234e36L, "1.23432e+36" }
2613 for (k = 0; k < SIZEOF (data); k++)
2617 my_sprintf (result, "%Lg", data[k].value);
2618 const char *expected = data[k].string;
2619 ASSERT (strcmp (result, expected) == 0
2620 /* Some implementations produce exponents with 3 digits. */
2621 || (expected[strlen (expected) - 4] == 'e'
2622 && strlen (result) == strlen (expected) + 1
2623 && memcmp (result, expected, strlen (expected) - 2) == 0
2624 && result[strlen (expected) - 2] == '0'
2625 && strcmp (result + strlen (expected) - 1,
2626 expected + strlen (expected) - 2)
2628 ASSERT (retval == strlen (result));
2632 { /* A negative number. */
2635 my_sprintf (result, "%Lg %d", -0.03125L, 33, 44, 55);
2636 ASSERT (strcmp (result, "-0.03125 33") == 0);
2637 ASSERT (retval == strlen (result));
2640 { /* Positive zero. */
2643 my_sprintf (result, "%Lg %d", 0.0L, 33, 44, 55);
2644 ASSERT (strcmp (result, "0 33") == 0);
2645 ASSERT (retval == strlen (result));
2648 { /* Negative zero. */
2651 my_sprintf (result, "%Lg %d", minus_zerol, 33, 44, 55);
2652 if (have_minus_zero ())
2653 ASSERT (strcmp (result, "-0 33") == 0);
2654 ASSERT (retval == strlen (result));
2657 { /* Positive infinity. */
2660 my_sprintf (result, "%Lg %d", Infinityl (), 33, 44, 55);
2661 ASSERT (strcmp (result, "inf 33") == 0
2662 || strcmp (result, "infinity 33") == 0);
2663 ASSERT (retval == strlen (result));
2666 { /* Negative infinity. */
2669 my_sprintf (result, "%Lg %d", - Infinityl (), 33, 44, 55);
2670 ASSERT (strcmp (result, "-inf 33") == 0
2671 || strcmp (result, "-infinity 33") == 0);
2672 ASSERT (retval == strlen (result));
2678 my_sprintf (result, "%Lg %d", NaNl (), 33, 44, 55);
2679 ASSERT (strlen (result) >= 3 + 3
2680 && strisnan (result, 0, strlen (result) - 3, 0)
2681 && strcmp (result + strlen (result) - 3, " 33") == 0);
2682 ASSERT (retval == strlen (result));
2684 #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
2686 static union { unsigned int word[4]; long double value; } x =
2687 { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
2690 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
2691 ASSERT (strlen (result) >= 3 + 3
2692 && strisnan (result, 0, strlen (result) - 3, 0)
2693 && strcmp (result + strlen (result) - 3, " 33") == 0);
2694 ASSERT (retval == strlen (result));
2697 /* Signalling NaN. */
2698 static union { unsigned int word[4]; long double value; } x =
2699 { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
2702 my_sprintf (result, "%La %d", x.value, 33, 44, 55);
2703 ASSERT (strlen (result) >= 3 + 3
2704 && strisnan (result, 0, strlen (result) - 3, 0)
2705 && strcmp (result + strlen (result) - 3, " 33") == 0);
2706 ASSERT (retval == strlen (result));
2708 /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities,
2709 Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in
2710 Intel IA-64 Architecture Software Developer's Manual, Volume 1:
2711 Application Architecture.
2712 Table 5-2 "Floating-Point Register Encodings"
2713 Figure 5-6 "Memory to Floating-Point Register Data Translation"
2716 static union { unsigned int word[4]; long double value; } x =
2717 { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
2720 my_sprintf (result, "%Lg %d", x.value, 33, 44, 55);
2721 ASSERT (strlen (result) >= 3 + 3
2722 && strisnan (result, 0, strlen (result) - 3, 0)
2723 && strcmp (result + strlen (result) - 3, " 33") == 0);
2724 ASSERT (retval == strlen (result));
2726 { /* Pseudo-Infinity. */
2727 static union { unsigned int word[4]; long double value; } x =
2728 { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
2731 my_sprintf (result, "%Lg %d", x.value, 33, 44, 55);
2732 ASSERT (strlen (result) >= 3 + 3
2733 && strisnan (result, 0, strlen (result) - 3, 0)
2734 && strcmp (result + strlen (result) - 3, " 33") == 0);
2735 ASSERT (retval == strlen (result));
2737 { /* Pseudo-Zero. */
2738 static union { unsigned int word[4]; long double value; } x =
2739 { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
2742 my_sprintf (result, "%Lg %d", x.value, 33, 44, 55);
2743 ASSERT (strlen (result) >= 3 + 3
2744 && strisnan (result, 0, strlen (result) - 3, 0)
2745 && strcmp (result + strlen (result) - 3, " 33") == 0);
2746 ASSERT (retval == strlen (result));
2748 { /* Unnormalized number. */
2749 static union { unsigned int word[4]; long double value; } x =
2750 { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
2753 my_sprintf (result, "%Lg %d", x.value, 33, 44, 55);
2754 ASSERT (strlen (result) >= 3 + 3
2755 && strisnan (result, 0, strlen (result) - 3, 0)
2756 && strcmp (result + strlen (result) - 3, " 33") == 0);
2757 ASSERT (retval == strlen (result));
2759 { /* Pseudo-Denormal. */
2760 static union { unsigned int word[4]; long double value; } x =
2761 { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
2764 my_sprintf (result, "%Lg %d", x.value, 33, 44, 55);
2765 ASSERT (strlen (result) >= 3 + 3
2766 && strisnan (result, 0, strlen (result) - 3, 0)
2767 && strcmp (result + strlen (result) - 3, " 33") == 0);
2768 ASSERT (retval == strlen (result));
2775 my_sprintf (result, "%10Lg %d", 1.75L, 33, 44, 55);
2776 ASSERT (strcmp (result, " 1.75 33") == 0);
2777 ASSERT (retval == strlen (result));
2783 my_sprintf (result, "%-10Lg %d", 1.75L, 33, 44, 55);
2784 ASSERT (strcmp (result, "1.75 33") == 0);
2785 ASSERT (retval == strlen (result));
2788 { /* FLAG_SHOWSIGN. */
2791 my_sprintf (result, "%+Lg %d", 1.75L, 33, 44, 55);
2792 ASSERT (strcmp (result, "+1.75 33") == 0);
2793 ASSERT (retval == strlen (result));
2799 my_sprintf (result, "% Lg %d", 1.75L, 33, 44, 55);
2800 ASSERT (strcmp (result, " 1.75 33") == 0);
2801 ASSERT (retval == strlen (result));
2807 my_sprintf (result, "%#Lg %d", 1.75L, 33, 44, 55);
2808 ASSERT (strcmp (result, "1.75000 33") == 0);
2809 ASSERT (retval == strlen (result));
2815 my_sprintf (result, "%#.Lg %d", 1.75L, 33, 44, 55);
2816 ASSERT (strcmp (result, "2. 33") == 0);
2817 ASSERT (retval == strlen (result));
2823 my_sprintf (result, "%#.Lg %d", 9.75L, 33, 44, 55);
2824 ASSERT (strcmp (result, "1.e+01 33") == 0
2825 || strcmp (result, "1.e+001 33") == 0);
2826 ASSERT (retval == strlen (result));
2829 { /* FLAG_ZERO with finite number. */
2832 my_sprintf (result, "%010Lg %d", 1234.0L, 33, 44, 55);
2833 ASSERT (strcmp (result, "0000001234 33") == 0);
2834 ASSERT (retval == strlen (result));
2837 { /* FLAG_ZERO with infinite number. */
2840 my_sprintf (result, "%015Lg %d", - Infinityl (), 33, 44, 55);
2841 ASSERT (strcmp (result, " -inf 33") == 0
2842 || strcmp (result, " -infinity 33") == 0);
2843 ASSERT (retval == strlen (result));
2846 { /* FLAG_ZERO with NaN. */
2849 my_sprintf (result, "%050Lg %d", NaNl (), 33, 44, 55);
2850 ASSERT (strlen (result) == 50 + 3
2851 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2852 && strcmp (result + strlen (result) - 3, " 33") == 0);
2853 ASSERT (retval == strlen (result));
2859 my_sprintf (result, "%.Lg %d", 1234.0L, 33, 44, 55);
2860 ASSERT (strcmp (result, "1e+03 33") == 0
2861 || strcmp (result, "1e+003 33") == 0);
2862 ASSERT (retval == strlen (result));
2865 { /* Precision with no rounding. */
2868 my_sprintf (result, "%.5Lg %d", 999.951L, 33, 44, 55);
2869 ASSERT (strcmp (result, "999.95 33") == 0);
2870 ASSERT (retval == strlen (result));
2873 { /* Precision with rounding. */
2876 my_sprintf (result, "%.5Lg %d", 999.996L, 33, 44, 55);
2877 ASSERT (strcmp (result, "1000 33") == 0);
2878 ASSERT (retval == strlen (result));
2881 /* Test the support of the %n format directive. */
2887 my_sprintf (result, "%d %n", 123, &count, 33, 44, 55);
2888 ASSERT (strcmp (result, "123 ") == 0);
2889 ASSERT (retval == strlen (result));
2890 ASSERT (count == 4);
2893 /* Test the support of the POSIX/XSI format strings with positions. */
2898 my_sprintf (result, "%2$d %1$d", 33, 55);
2899 ASSERT (strcmp (result, "55 33") == 0);
2900 ASSERT (retval == strlen (result));
2903 /* Test the support of the grouping flag. */
2908 my_sprintf (result, "%'d %d", 1234567, 99);
2909 ASSERT (result[strlen (result) - 1] == '9');
2910 ASSERT (retval == strlen (result));
2913 /* Test the support of the left-adjust flag. */
2918 my_sprintf (result, "a%*sc", -3, "b");
2919 ASSERT (strcmp (result, "ab c") == 0);
2920 ASSERT (retval == strlen (result));
2926 my_sprintf (result, "a%-*sc", 3, "b");
2927 ASSERT (strcmp (result, "ab c") == 0);
2928 ASSERT (retval == strlen (result));
2934 my_sprintf (result, "a%-*sc", -3, "b");
2935 ASSERT (strcmp (result, "ab c") == 0);
2936 ASSERT (retval == strlen (result));
2939 /* Test the support of large precision. */
2944 my_sprintf (result, "%.4000d %d", 1234567, 99);
2946 for (i = 0; i < 4000 - 7; i++)
2947 ASSERT (result[i] == '0');
2948 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
2949 ASSERT (retval == strlen (result));
2955 my_sprintf (result, "%.*d %d", 4000, 1234567, 99);
2957 for (i = 0; i < 4000 - 7; i++)
2958 ASSERT (result[i] == '0');
2959 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
2960 ASSERT (retval == strlen (result));
2966 my_sprintf (result, "%.4000d %d", -1234567, 99);
2968 ASSERT (result[0] == '-');
2969 for (i = 0; i < 4000 - 7; i++)
2970 ASSERT (result[1 + i] == '0');
2971 ASSERT (strcmp (result + 1 + 4000 - 7, "1234567 99") == 0);
2972 ASSERT (retval == strlen (result));
2978 my_sprintf (result, "%.4000u %d", 1234567, 99);
2980 for (i = 0; i < 4000 - 7; i++)
2981 ASSERT (result[i] == '0');
2982 ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
2983 ASSERT (retval == strlen (result));
2989 my_sprintf (result, "%.4000o %d", 1234567, 99);
2991 for (i = 0; i < 4000 - 7; i++)
2992 ASSERT (result[i] == '0');
2993 ASSERT (strcmp (result + 4000 - 7, "4553207 99") == 0);
2994 ASSERT (retval == strlen (result));
3000 my_sprintf (result, "%.4000x %d", 1234567, 99);
3002 for (i = 0; i < 4000 - 6; i++)
3003 ASSERT (result[i] == '0');
3004 ASSERT (strcmp (result + 4000 - 6, "12d687 99") == 0);
3005 ASSERT (retval == strlen (result));
3011 my_sprintf (result, "%#.4000x %d", 1234567, 99);
3013 ASSERT (result[0] == '0');
3014 ASSERT (result[1] == 'x');
3015 for (i = 0; i < 4000 - 6; i++)
3016 ASSERT (result[2 + i] == '0');
3017 ASSERT (strcmp (result + 2 + 4000 - 6, "12d687 99") == 0);
3018 ASSERT (retval == strlen (result));
3024 my_sprintf (result, "%.4000f %d", 1.0, 99);
3026 ASSERT (result[0] == '1');
3027 ASSERT (result[1] == '.');
3028 for (i = 0; i < 4000; i++)
3029 ASSERT (result[2 + i] == '0');
3030 ASSERT (strcmp (result + 2 + 4000, " 99") == 0);
3031 ASSERT (retval == strlen (result));
3037 my_sprintf (result, "%.511f %d", 1.0, 99);
3039 ASSERT (result[0] == '1');
3040 ASSERT (result[1] == '.');
3041 for (i = 0; i < 511; i++)
3042 ASSERT (result[2 + i] == '0');
3043 ASSERT (strcmp (result + 2 + 511, " 99") == 0);
3044 ASSERT (retval == strlen (result));
3053 for (i = 0; i < sizeof (input) - 1; i++)
3054 input[i] = 'a' + ((1000000 / (i + 1)) % 26);
3056 retval = my_sprintf (result, "%.4000s %d", input, 99);
3057 ASSERT (memcmp (result, input, 4000) == 0);
3058 ASSERT (strcmp (result + 4000, " 99") == 0);
3059 ASSERT (retval == strlen (result));
3062 /* Test the support of the %s format directive. */
3064 /* To verify that these tests succeed, it is necessary to run them under
3065 a tool that checks against invalid memory accesses, such as ElectricFence
3066 or "valgrind --tool=memcheck". */
3070 for (i = 1; i <= 8; i++)
3076 block = (char *) malloc (i);
3077 memcpy (block, "abcdefgh", i);
3078 retval = my_sprintf (result, "%.*s", (int) i, block);
3079 ASSERT (memcmp (result, block, i) == 0);
3080 ASSERT (result[i] == '\0');
3081 ASSERT (retval == strlen (result));
3089 for (i = 1; i <= 8; i++)
3096 block = (wchar_t *) malloc (i * sizeof (wchar_t));
3097 for (j = 0; j < i; j++)
3098 block[j] = "abcdefgh"[j];
3099 retval = my_sprintf (result, "%.*ls", (int) i, block);
3100 ASSERT (memcmp (result, "abcdefgh", i) == 0);
3101 ASSERT (result[i] == '\0');
3102 ASSERT (retval == strlen (result));