source: patches/mpfr-3.1.2-fixes-1.patch@ bc70776

clfs-3.0.0-systemd systemd
Last change on this file since bc70776 was d42579b, checked in by William Harrington <kb0iic@…>, 11 years ago

Create mpfr 3.1.2 fixes patch.
  • Property mode set to 100644
File size: 22.3 KB
RevLine 
[d42579b]1Submitted By: William Harrington (kb0iic at cross-lfs dot org)
2Date: 2013-11-11
3Initial Package Version: 3.1.2
4Origin: Upstream
5Upstream Status: Applied
6Description: Contains all upstream patches of mpfr current.
7
8diff -Naur mpfr-3.1.2.orig/PATCHES mpfr-3.1.2/PATCHES
9--- mpfr-3.1.2.orig/PATCHES 2013-03-13 15:37:38.000000000 +0000
10+++ mpfr-3.1.2/PATCHES 2013-11-11 23:55:16.818732551 +0000
11@@ -0,0 +1,3 @@
12+clang-divby0
13+fits-smallneg
14+exp_2
15diff -Naur mpfr-3.1.2.orig/VERSION mpfr-3.1.2/VERSION
16--- mpfr-3.1.2.orig/VERSION 2013-03-13 15:37:28.000000000 +0000
17+++ mpfr-3.1.2/VERSION 2013-11-11 23:55:16.818732551 +0000
18@@ -1 +1 @@
19-3.1.2
20+3.1.2-p3
21diff -Naur mpfr-3.1.2.orig/src/exp_2.c mpfr-3.1.2/src/exp_2.c
22--- mpfr-3.1.2.orig/src/exp_2.c 2013-03-13 15:37:28.000000000 +0000
23+++ mpfr-3.1.2/src/exp_2.c 2013-11-11 23:55:16.810732551 +0000
24@@ -204,7 +204,7 @@
25 for (k = 0; k < K; k++)
26 {
27 mpz_mul (ss, ss, ss);
28- exps <<= 1;
29+ exps *= 2;
30 exps += mpz_normalize (ss, ss, q);
31 }
32 mpfr_set_z (s, ss, MPFR_RNDN);
33diff -Naur mpfr-3.1.2.orig/src/fits_u.h mpfr-3.1.2/src/fits_u.h
34--- mpfr-3.1.2.orig/src/fits_u.h 2013-03-13 15:37:35.000000000 +0000
35+++ mpfr-3.1.2/src/fits_u.h 2013-11-11 23:55:16.818732551 +0000
36@@ -32,17 +32,20 @@
37 int res;
38
39 if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (f)))
40- /* Zero always fit */
41- return MPFR_IS_ZERO (f) ? 1 : 0;
42- else if (MPFR_IS_NEG (f))
43- /* Negative numbers don't fit */
44- return 0;
45- /* now it fits if
46- (a) f <= MAXIMUM
47- (b) round(f, prec(slong), rnd) <= MAXIMUM */
48+ return MPFR_IS_ZERO (f) ? 1 : 0; /* Zero always fits */
49
50 e = MPFR_GET_EXP (f);
51
52+ if (MPFR_IS_NEG (f))
53+ return e >= 1 ? 0 /* f <= -1 does not fit */
54+ : rnd != MPFR_RNDN ? MPFR_IS_LIKE_RNDU (rnd, -1) /* directed mode */
55+ : e < 0 ? 1 /* f > -1/2 fits in MPFR_RNDN */
56+ : mpfr_powerof2_raw(f); /* -1/2 fits, -1 < f < -1/2 don't */
57+
58+ /* Now it fits if
59+ (a) f <= MAXIMUM
60+ (b) round(f, prec(slong), rnd) <= MAXIMUM */
61+
62 /* first compute prec(MAXIMUM); fits in an int */
63 for (s = MAXIMUM, prec = 0; s != 0; s /= 2, prec ++);
64
65diff -Naur mpfr-3.1.2.orig/src/fits_uintmax.c mpfr-3.1.2/src/fits_uintmax.c
66--- mpfr-3.1.2.orig/src/fits_uintmax.c 2013-03-13 15:37:33.000000000 +0000
67+++ mpfr-3.1.2/src/fits_uintmax.c 2013-11-11 23:55:16.818732551 +0000
68@@ -27,51 +27,19 @@
69 #include "mpfr-intmax.h"
70 #include "mpfr-impl.h"
71
72-#ifdef _MPFR_H_HAVE_INTMAX_T
73-
74-/* We can't use fits_u.h <= mpfr_cmp_ui */
75-int
76-mpfr_fits_uintmax_p (mpfr_srcptr f, mpfr_rnd_t rnd)
77-{
78- mpfr_exp_t e;
79- int prec;
80- uintmax_t s;
81- mpfr_t x;
82- int res;
83-
84- if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (f)))
85- /* Zero always fit */
86- return MPFR_IS_ZERO (f) ? 1 : 0;
87- else if (MPFR_IS_NEG (f))
88- /* Negative numbers don't fit */
89- return 0;
90- /* now it fits if
91- (a) f <= MAXIMUM
92- (b) round(f, prec(slong), rnd) <= MAXIMUM */
93-
94- e = MPFR_GET_EXP (f);
95+/* Note: though mpfr-impl.h is included in fits_u.h, we also include it
96+ above so that it gets included even when _MPFR_H_HAVE_INTMAX_T is not
97+ defined; this is necessary to avoid an empty translation unit, which
98+ is forbidden by ISO C. Without this, a failing test can be reproduced
99+ by creating an invalid stdint.h somewhere in the default include path
100+ and by compiling MPFR with "gcc -ansi -pedantic-errors". */
101
102- /* first compute prec(MAXIMUM); fits in an int */
103- for (s = MPFR_UINTMAX_MAX, prec = 0; s != 0; s /= 2, prec ++);
104-
105- /* MAXIMUM needs prec bits, i.e. MAXIMUM = 2^prec - 1 */
106-
107- /* if e <= prec - 1, then f < 2^(prec-1) < MAXIMUM */
108- if (e <= prec - 1)
109- return 1;
110-
111- /* if e >= prec + 1, then f >= 2^prec > MAXIMUM */
112- if (e >= prec + 1)
113- return 0;
114+#ifdef _MPFR_H_HAVE_INTMAX_T
115
116- MPFR_ASSERTD (e == prec);
117+#define FUNCTION mpfr_fits_uintmax_p
118+#define MAXIMUM MPFR_UINTMAX_MAX
119+#define TYPE uintmax_t
120
121- /* hard case: first round to prec bits, then check */
122- mpfr_init2 (x, prec);
123- mpfr_set (x, f, rnd);
124- res = MPFR_GET_EXP (x) == e;
125- mpfr_clear (x);
126- return res;
127-}
128+#include "fits_u.h"
129
130 #endif
131diff -Naur mpfr-3.1.2.orig/src/mpfr-impl.h mpfr-3.1.2/src/mpfr-impl.h
132--- mpfr-3.1.2.orig/src/mpfr-impl.h 2013-03-13 15:37:36.000000000 +0000
133+++ mpfr-3.1.2/src/mpfr-impl.h 2013-11-11 23:55:16.818732551 +0000
134@@ -468,8 +468,16 @@
135 #define MPFR_LIMBS_PER_FLT ((IEEE_FLT_MANT_DIG-1)/GMP_NUMB_BITS+1)
136
137 /* Visual C++ doesn't support +1.0/0.0, -1.0/0.0 and 0.0/0.0
138- at compile time. */
139-#if defined(_MSC_VER) && defined(_WIN32) && (_MSC_VER >= 1200)
140+ at compile time.
141+ Clang with -fsanitize=undefined is a bit similar due to a bug:
142+ http://llvm.org/bugs/show_bug.cgi?id=17381
143+ but even without its sanitizer, it may be better to use the
144+ double_zero version until IEEE 754 division by zero is properly
145+ supported:
146+ http://llvm.org/bugs/show_bug.cgi?id=17000
147+*/
148+#if (defined(_MSC_VER) && defined(_WIN32) && (_MSC_VER >= 1200)) || \
149+ defined(__clang__)
150 static double double_zero = 0.0;
151 # define DBL_NAN (double_zero/double_zero)
152 # define DBL_POS_INF ((double) 1.0/double_zero)
153@@ -501,6 +509,8 @@
154 (with Xcode 2.4.1, i.e. the latest one). */
155 #define LVALUE(x) (&(x) == &(x) || &(x) != &(x))
156 #define DOUBLE_ISINF(x) (LVALUE(x) && ((x) > DBL_MAX || (x) < -DBL_MAX))
157+/* The DOUBLE_ISNAN(x) macro is also valid on long double x
158+ (assuming that the compiler isn't too broken). */
159 #ifdef MPFR_NANISNAN
160 /* Avoid MIPSpro / IRIX64 / gcc -ffast-math (incorrect) optimizations.
161 The + must not be replaced by a ||. With gcc -ffast-math, NaN is
162diff -Naur mpfr-3.1.2.orig/src/mpfr.h mpfr-3.1.2/src/mpfr.h
163--- mpfr-3.1.2.orig/src/mpfr.h 2013-03-13 15:37:37.000000000 +0000
164+++ mpfr-3.1.2/src/mpfr.h 2013-11-11 23:55:16.818732551 +0000
165@@ -27,7 +27,7 @@
166 #define MPFR_VERSION_MAJOR 3
167 #define MPFR_VERSION_MINOR 1
168 #define MPFR_VERSION_PATCHLEVEL 2
169-#define MPFR_VERSION_STRING "3.1.2"
170+#define MPFR_VERSION_STRING "3.1.2-p3"
171
172 /* Macros dealing with MPFR VERSION */
173 #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
174diff -Naur mpfr-3.1.2.orig/src/version.c mpfr-3.1.2/src/version.c
175--- mpfr-3.1.2.orig/src/version.c 2013-03-13 15:37:34.000000000 +0000
176+++ mpfr-3.1.2/src/version.c 2013-11-11 23:55:16.818732551 +0000
177@@ -25,5 +25,5 @@
178 const char *
179 mpfr_get_version (void)
180 {
181- return "3.1.2";
182+ return "3.1.2-p3";
183 }
184diff -Naur mpfr-3.1.2.orig/tests/tfits.c mpfr-3.1.2/tests/tfits.c
185--- mpfr-3.1.2.orig/tests/tfits.c 2013-03-13 15:37:45.000000000 +0000
186+++ mpfr-3.1.2/tests/tfits.c 2013-11-11 23:55:16.818732551 +0000
187@@ -33,155 +33,176 @@
188 #include "mpfr-intmax.h"
189 #include "mpfr-test.h"
190
191-#define ERROR1 { printf("Initial error for x="); mpfr_dump(x); exit(1); }
192-#define ERROR2 { printf("Error for x="); mpfr_dump(x); exit(1); }
193+#define ERROR1(N) \
194+ do \
195+ { \
196+ printf("Error %d for rnd = %s and x = ", N, \
197+ mpfr_print_rnd_mode ((mpfr_rnd_t) r)); \
198+ mpfr_dump(x); \
199+ exit(1); \
200+ } \
201+ while (0)
202
203 static void check_intmax (void);
204
205 int
206 main (void)
207 {
208- mpfr_t x;
209+ mpfr_t x, y;
210+ int i, r;
211
212 tests_start_mpfr ();
213
214 mpfr_init2 (x, 256);
215+ mpfr_init2 (y, 8);
216
217- /* Check NAN */
218- mpfr_set_nan (x);
219- if (mpfr_fits_ulong_p (x, MPFR_RNDN))
220- ERROR1;
221- if (mpfr_fits_slong_p (x, MPFR_RNDN))
222- ERROR1;
223- if (mpfr_fits_uint_p (x, MPFR_RNDN))
224- ERROR1;
225- if (mpfr_fits_sint_p (x, MPFR_RNDN))
226- ERROR1;
227- if (mpfr_fits_ushort_p (x, MPFR_RNDN))
228- ERROR1;
229- if (mpfr_fits_sshort_p (x, MPFR_RNDN))
230- ERROR1;
231-
232- /* Check INF */
233- mpfr_set_inf (x, 1);
234- if (mpfr_fits_ulong_p (x, MPFR_RNDN))
235- ERROR1;
236- if (mpfr_fits_slong_p (x, MPFR_RNDN))
237- ERROR1;
238- if (mpfr_fits_uint_p (x, MPFR_RNDN))
239- ERROR1;
240- if (mpfr_fits_sint_p (x, MPFR_RNDN))
241- ERROR1;
242- if (mpfr_fits_ushort_p (x, MPFR_RNDN))
243- ERROR1;
244- if (mpfr_fits_sshort_p (x, MPFR_RNDN))
245- ERROR1;
246-
247- /* Check Zero */
248- MPFR_SET_ZERO (x);
249- if (!mpfr_fits_ulong_p (x, MPFR_RNDN))
250- ERROR2;
251- if (!mpfr_fits_slong_p (x, MPFR_RNDN))
252- ERROR2;
253- if (!mpfr_fits_uint_p (x, MPFR_RNDN))
254- ERROR2;
255- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
256- ERROR2;
257- if (!mpfr_fits_ushort_p (x, MPFR_RNDN))
258- ERROR2;
259- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
260- ERROR2;
261-
262- /* Check small op */
263- mpfr_set_str1 (x, "1@-1");
264- if (!mpfr_fits_ulong_p (x, MPFR_RNDN))
265- ERROR2;
266- if (!mpfr_fits_slong_p (x, MPFR_RNDN))
267- ERROR2;
268- if (!mpfr_fits_uint_p (x, MPFR_RNDN))
269- ERROR2;
270- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
271- ERROR2;
272- if (!mpfr_fits_ushort_p (x, MPFR_RNDN))
273- ERROR2;
274- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
275- ERROR2;
276-
277- /* Check 17 */
278- mpfr_set_ui (x, 17, MPFR_RNDN);
279- if (!mpfr_fits_ulong_p (x, MPFR_RNDN))
280- ERROR2;
281- if (!mpfr_fits_slong_p (x, MPFR_RNDN))
282- ERROR2;
283- if (!mpfr_fits_uint_p (x, MPFR_RNDN))
284- ERROR2;
285- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
286- ERROR2;
287- if (!mpfr_fits_ushort_p (x, MPFR_RNDN))
288- ERROR2;
289- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
290- ERROR2;
291-
292- /* Check all other values */
293- mpfr_set_ui (x, ULONG_MAX, MPFR_RNDN);
294- mpfr_mul_2exp (x, x, 1, MPFR_RNDN);
295- if (mpfr_fits_ulong_p (x, MPFR_RNDN))
296- ERROR1;
297- if (mpfr_fits_slong_p (x, MPFR_RNDN))
298- ERROR1;
299- mpfr_mul_2exp (x, x, 40, MPFR_RNDN);
300- if (mpfr_fits_ulong_p (x, MPFR_RNDN))
301- ERROR1;
302- if (mpfr_fits_uint_p (x, MPFR_RNDN))
303- ERROR1;
304- if (mpfr_fits_sint_p (x, MPFR_RNDN))
305- ERROR1;
306- if (mpfr_fits_ushort_p (x, MPFR_RNDN))
307- ERROR1;
308- if (mpfr_fits_sshort_p (x, MPFR_RNDN))
309- ERROR1;
310-
311- mpfr_set_ui (x, ULONG_MAX, MPFR_RNDN);
312- if (!mpfr_fits_ulong_p (x, MPFR_RNDN))
313- ERROR2;
314- mpfr_set_ui (x, LONG_MAX, MPFR_RNDN);
315- if (!mpfr_fits_slong_p (x, MPFR_RNDN))
316- ERROR2;
317- mpfr_set_ui (x, UINT_MAX, MPFR_RNDN);
318- if (!mpfr_fits_uint_p (x, MPFR_RNDN))
319- ERROR2;
320- mpfr_set_ui (x, INT_MAX, MPFR_RNDN);
321- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
322- ERROR2;
323- mpfr_set_ui (x, USHRT_MAX, MPFR_RNDN);
324- if (!mpfr_fits_ushort_p (x, MPFR_RNDN))
325- ERROR2;
326- mpfr_set_ui (x, SHRT_MAX, MPFR_RNDN);
327- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
328- ERROR2;
329-
330- mpfr_set_si (x, 1, MPFR_RNDN);
331- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
332- ERROR2;
333- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
334- ERROR2;
335-
336- /* Check negative value */
337- mpfr_set_si (x, -1, MPFR_RNDN);
338- if (!mpfr_fits_sint_p (x, MPFR_RNDN))
339- ERROR2;
340- if (!mpfr_fits_sshort_p (x, MPFR_RNDN))
341- ERROR2;
342- if (!mpfr_fits_slong_p (x, MPFR_RNDN))
343- ERROR2;
344- if (mpfr_fits_uint_p (x, MPFR_RNDN))
345- ERROR1;
346- if (mpfr_fits_ushort_p (x, MPFR_RNDN))
347- ERROR1;
348- if (mpfr_fits_ulong_p (x, MPFR_RNDN))
349- ERROR1;
350+ RND_LOOP (r)
351+ {
352+
353+ /* Check NAN */
354+ mpfr_set_nan (x);
355+ if (mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
356+ ERROR1 (1);
357+ if (mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
358+ ERROR1 (2);
359+ if (mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
360+ ERROR1 (3);
361+ if (mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
362+ ERROR1 (4);
363+ if (mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
364+ ERROR1 (5);
365+ if (mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
366+ ERROR1 (6);
367+
368+ /* Check INF */
369+ mpfr_set_inf (x, 1);
370+ if (mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
371+ ERROR1 (7);
372+ if (mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
373+ ERROR1 (8);
374+ if (mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
375+ ERROR1 (9);
376+ if (mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
377+ ERROR1 (10);
378+ if (mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
379+ ERROR1 (11);
380+ if (mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
381+ ERROR1 (12);
382+
383+ /* Check Zero */
384+ MPFR_SET_ZERO (x);
385+ if (!mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
386+ ERROR1 (13);
387+ if (!mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
388+ ERROR1 (14);
389+ if (!mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
390+ ERROR1 (15);
391+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
392+ ERROR1 (16);
393+ if (!mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
394+ ERROR1 (17);
395+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
396+ ERROR1 (18);
397+
398+ /* Check small positive op */
399+ mpfr_set_str1 (x, "1@-1");
400+ if (!mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
401+ ERROR1 (19);
402+ if (!mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
403+ ERROR1 (20);
404+ if (!mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
405+ ERROR1 (21);
406+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
407+ ERROR1 (22);
408+ if (!mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
409+ ERROR1 (23);
410+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
411+ ERROR1 (24);
412+
413+ /* Check 17 */
414+ mpfr_set_ui (x, 17, MPFR_RNDN);
415+ if (!mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
416+ ERROR1 (25);
417+ if (!mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
418+ ERROR1 (26);
419+ if (!mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
420+ ERROR1 (27);
421+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
422+ ERROR1 (28);
423+ if (!mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
424+ ERROR1 (29);
425+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
426+ ERROR1 (30);
427+
428+ /* Check all other values */
429+ mpfr_set_ui (x, ULONG_MAX, MPFR_RNDN);
430+ mpfr_mul_2exp (x, x, 1, MPFR_RNDN);
431+ if (mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
432+ ERROR1 (31);
433+ if (mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
434+ ERROR1 (32);
435+ mpfr_mul_2exp (x, x, 40, MPFR_RNDN);
436+ if (mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
437+ ERROR1 (33);
438+ if (mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
439+ ERROR1 (34);
440+ if (mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
441+ ERROR1 (35);
442+ if (mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
443+ ERROR1 (36);
444+ if (mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
445+ ERROR1 (37);
446+
447+ mpfr_set_ui (x, ULONG_MAX, MPFR_RNDN);
448+ if (!mpfr_fits_ulong_p (x, (mpfr_rnd_t) r))
449+ ERROR1 (38);
450+ mpfr_set_ui (x, LONG_MAX, MPFR_RNDN);
451+ if (!mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
452+ ERROR1 (39);
453+ mpfr_set_ui (x, UINT_MAX, MPFR_RNDN);
454+ if (!mpfr_fits_uint_p (x, (mpfr_rnd_t) r))
455+ ERROR1 (40);
456+ mpfr_set_ui (x, INT_MAX, MPFR_RNDN);
457+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
458+ ERROR1 (41);
459+ mpfr_set_ui (x, USHRT_MAX, MPFR_RNDN);
460+ if (!mpfr_fits_ushort_p (x, (mpfr_rnd_t) r))
461+ ERROR1 (42);
462+ mpfr_set_ui (x, SHRT_MAX, MPFR_RNDN);
463+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
464+ ERROR1 (43);
465+
466+ mpfr_set_si (x, 1, MPFR_RNDN);
467+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
468+ ERROR1 (44);
469+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
470+ ERROR1 (45);
471+
472+ /* Check negative op */
473+ for (i = 1; i <= 4; i++)
474+ {
475+ int inv;
476+
477+ mpfr_set_si_2exp (x, -i, -2, MPFR_RNDN);
478+ mpfr_rint (y, x, (mpfr_rnd_t) r);
479+ inv = MPFR_NOTZERO (y);
480+ if (!mpfr_fits_ulong_p (x, (mpfr_rnd_t) r) ^ inv)
481+ ERROR1 (46);
482+ if (!mpfr_fits_slong_p (x, (mpfr_rnd_t) r))
483+ ERROR1 (47);
484+ if (!mpfr_fits_uint_p (x, (mpfr_rnd_t) r) ^ inv)
485+ ERROR1 (48);
486+ if (!mpfr_fits_sint_p (x, (mpfr_rnd_t) r))
487+ ERROR1 (49);
488+ if (!mpfr_fits_ushort_p (x, (mpfr_rnd_t) r) ^ inv)
489+ ERROR1 (50);
490+ if (!mpfr_fits_sshort_p (x, (mpfr_rnd_t) r))
491+ ERROR1 (51);
492+ }
493+ }
494
495 mpfr_clear (x);
496+ mpfr_clear (y);
497
498 check_intmax ();
499
500@@ -189,85 +210,98 @@
501 return 0;
502 }
503
504-static void check_intmax (void)
505+static void
506+check_intmax (void)
507 {
508 #ifdef _MPFR_H_HAVE_INTMAX_T
509- mpfr_t x;
510+ mpfr_t x, y;
511+ int i, r;
512
513- mpfr_init2 (x, sizeof (uintmax_t)*CHAR_BIT);
514+ mpfr_init2 (x, sizeof (uintmax_t) * CHAR_BIT);
515+ mpfr_init2 (y, 8);
516
517- /* Check NAN */
518- mpfr_set_nan (x);
519- if (mpfr_fits_uintmax_p (x, MPFR_RNDN))
520- ERROR1;
521- if (mpfr_fits_intmax_p (x, MPFR_RNDN))
522- ERROR1;
523-
524- /* Check INF */
525- mpfr_set_inf (x, 1);
526- if (mpfr_fits_uintmax_p (x, MPFR_RNDN))
527- ERROR1;
528- if (mpfr_fits_intmax_p (x, MPFR_RNDN))
529- ERROR1;
530-
531- /* Check Zero */
532- MPFR_SET_ZERO (x);
533- if (!mpfr_fits_uintmax_p (x, MPFR_RNDN))
534- ERROR2;
535- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
536- ERROR2;
537-
538- /* Check small op */
539- mpfr_set_str1 (x, "1@-1");
540- if (!mpfr_fits_uintmax_p (x, MPFR_RNDN))
541- ERROR2;
542- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
543- ERROR2;
544-
545- /* Check 17 */
546- mpfr_set_ui (x, 17, MPFR_RNDN);
547- if (!mpfr_fits_uintmax_p (x, MPFR_RNDN))
548- ERROR2;
549- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
550- ERROR2;
551-
552- /* Check hugest */
553- mpfr_set_ui_2exp (x, 42, sizeof (uintmax_t) * 32, MPFR_RNDN);
554- if (mpfr_fits_uintmax_p (x, MPFR_RNDN))
555- ERROR1;
556- if (mpfr_fits_intmax_p (x, MPFR_RNDN))
557- ERROR1;
558-
559- /* Check all other values */
560- mpfr_set_uj (x, MPFR_UINTMAX_MAX, MPFR_RNDN);
561- mpfr_add_ui (x, x, 1, MPFR_RNDN);
562- if (mpfr_fits_uintmax_p (x, MPFR_RNDN))
563- ERROR1;
564- mpfr_set_uj (x, MPFR_UINTMAX_MAX, MPFR_RNDN);
565- if (!mpfr_fits_uintmax_p (x, MPFR_RNDN))
566- ERROR2;
567- mpfr_set_sj (x, MPFR_INTMAX_MAX, MPFR_RNDN);
568- mpfr_add_ui (x, x, 1, MPFR_RNDN);
569- if (mpfr_fits_intmax_p (x, MPFR_RNDN))
570- ERROR1;
571- mpfr_set_sj (x, MPFR_INTMAX_MAX, MPFR_RNDN);
572- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
573- ERROR2;
574- mpfr_set_sj (x, MPFR_INTMAX_MIN, MPFR_RNDN);
575- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
576- ERROR2;
577- mpfr_sub_ui (x, x, 1, MPFR_RNDN);
578- if (mpfr_fits_intmax_p (x, MPFR_RNDN))
579- ERROR1;
580-
581- /* Check negative value */
582- mpfr_set_si (x, -1, MPFR_RNDN);
583- if (!mpfr_fits_intmax_p (x, MPFR_RNDN))
584- ERROR2;
585- if (mpfr_fits_uintmax_p (x, MPFR_RNDN))
586- ERROR1;
587+ RND_LOOP (r)
588+ {
589+ /* Check NAN */
590+ mpfr_set_nan (x);
591+ if (mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
592+ ERROR1 (52);
593+ if (mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
594+ ERROR1 (53);
595+
596+ /* Check INF */
597+ mpfr_set_inf (x, 1);
598+ if (mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
599+ ERROR1 (54);
600+ if (mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
601+ ERROR1 (55);
602+
603+ /* Check Zero */
604+ MPFR_SET_ZERO (x);
605+ if (!mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
606+ ERROR1 (56);
607+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
608+ ERROR1 (57);
609+
610+ /* Check positive small op */
611+ mpfr_set_str1 (x, "1@-1");
612+ if (!mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
613+ ERROR1 (58);
614+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
615+ ERROR1 (59);
616+
617+ /* Check 17 */
618+ mpfr_set_ui (x, 17, MPFR_RNDN);
619+ if (!mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
620+ ERROR1 (60);
621+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
622+ ERROR1 (61);
623+
624+ /* Check hugest */
625+ mpfr_set_ui_2exp (x, 42, sizeof (uintmax_t) * 32, MPFR_RNDN);
626+ if (mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
627+ ERROR1 (62);
628+ if (mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
629+ ERROR1 (63);
630+
631+ /* Check all other values */
632+ mpfr_set_uj (x, MPFR_UINTMAX_MAX, MPFR_RNDN);
633+ mpfr_add_ui (x, x, 1, MPFR_RNDN);
634+ if (mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
635+ ERROR1 (64);
636+ mpfr_set_uj (x, MPFR_UINTMAX_MAX, MPFR_RNDN);
637+ if (!mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r))
638+ ERROR1 (65);
639+ mpfr_set_sj (x, MPFR_INTMAX_MAX, MPFR_RNDN);
640+ mpfr_add_ui (x, x, 1, MPFR_RNDN);
641+ if (mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
642+ ERROR1 (66);
643+ mpfr_set_sj (x, MPFR_INTMAX_MAX, MPFR_RNDN);
644+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
645+ ERROR1 (67);
646+ mpfr_set_sj (x, MPFR_INTMAX_MIN, MPFR_RNDN);
647+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
648+ ERROR1 (68);
649+ mpfr_sub_ui (x, x, 1, MPFR_RNDN);
650+ if (mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
651+ ERROR1 (69);
652+
653+ /* Check negative op */
654+ for (i = 1; i <= 4; i++)
655+ {
656+ int inv;
657+
658+ mpfr_set_si_2exp (x, -i, -2, MPFR_RNDN);
659+ mpfr_rint (y, x, (mpfr_rnd_t) r);
660+ inv = MPFR_NOTZERO (y);
661+ if (!mpfr_fits_uintmax_p (x, (mpfr_rnd_t) r) ^ inv)
662+ ERROR1 (70);
663+ if (!mpfr_fits_intmax_p (x, (mpfr_rnd_t) r))
664+ ERROR1 (71);
665+ }
666+ }
667
668 mpfr_clear (x);
669+ mpfr_clear (y);
670 #endif
671 }
672-
673diff -Naur mpfr-3.1.2.orig/tests/tget_flt.c mpfr-3.1.2/tests/tget_flt.c
674--- mpfr-3.1.2.orig/tests/tget_flt.c 2013-03-13 15:37:44.000000000 +0000
675+++ mpfr-3.1.2/tests/tget_flt.c 2013-11-11 23:55:16.818732551 +0000
676@@ -28,9 +28,17 @@
677 main (void)
678 {
679 mpfr_t x, y;
680- float f, g, infp;
681+ float f, g;
682 int i;
683+#if !defined(MPFR_ERRDIVZERO)
684+ float infp;
685+#endif
686
687+ tests_start_mpfr ();
688+
689+#if !defined(MPFR_ERRDIVZERO)
690+ /* The definition of DBL_POS_INF involves a division by 0. This makes
691+ "clang -O2 -fsanitize=undefined -fno-sanitize-recover" fail. */
692 infp = (float) DBL_POS_INF;
693 if (infp * 0.5 != infp)
694 {
695@@ -38,8 +46,7 @@
696 fprintf (stderr, "(this is probably a compiler bug, please report)\n");
697 exit (1);
698 }
699-
700- tests_start_mpfr ();
701+#endif
702
703 mpfr_init2 (x, 24);
704 mpfr_init2 (y, 24);
705@@ -353,6 +360,7 @@
706 printf ("expected %.8e, got %.8e\n", g, f);
707 exit (1);
708 }
709+#if !defined(MPFR_ERRDIVZERO)
710 f = mpfr_get_flt (x, MPFR_RNDN); /* first round to 2^128 (even rule),
711 thus we should get +Inf */
712 g = infp;
713@@ -376,6 +384,7 @@
714 printf ("expected %.8e, got %.8e\n", g, f);
715 exit (1);
716 }
717+#endif
718
719 mpfr_clear (x);
720 mpfr_clear (y);
721diff -Naur mpfr-3.1.2.orig/tests/tset_ld.c mpfr-3.1.2/tests/tset_ld.c
722--- mpfr-3.1.2.orig/tests/tset_ld.c 2013-03-13 15:37:44.000000000 +0000
723+++ mpfr-3.1.2/tests/tset_ld.c 2013-11-11 23:55:16.818732551 +0000
724@@ -47,8 +47,11 @@
725 static int
726 Isnan_ld (long double d)
727 {
728- double e = (double) d;
729- if (DOUBLE_ISNAN (e))
730+ /* Do not convert d to double as this can give an overflow, which
731+ may confuse compilers without IEEE 754 support (such as clang
732+ -fsanitize=undefined), or trigger a trap if enabled.
733+ The DOUBLE_ISNAN macro should work fine on long double. */
734+ if (DOUBLE_ISNAN (d))
735 return 1;
736 LONGDOUBLE_NAN_ACTION (d, goto yes);
737 return 0;
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