crosstool-ng/patches/mpfr/2.4.1/100-remainder-neg.patch
Yann E. MORIN" 357c8c3fbe Add MPFR-2.4.1.
Add patchset for MPFR 2.4.0 and 2.4.1, from upstream.

 /trunk/config/gmp_mpfr/mpfr.in                    |    8     6     2     0 +
 /trunk/patches/mpfr/2.4.0/100-printf-hh-ll.patch  |  359   359     0     0 +++++++++++++++++++++++++++++
 /trunk/patches/mpfr/2.4.0/110-mpfr_snprintf.patch |  176   176     0     0 ++++++++++++++
 /trunk/patches/mpfr/2.4.1/100-remainder-neg.patch |  123   123     0     0 ++++++++++
 /trunk/patches/mpfr/2.4.1/110-assert.patch        |   45    45     0     0 ++++
 5 files changed, 709 insertions(+), 2 deletions(-)
2009-03-08 17:27:02 +00:00

124 lines
3.4 KiB
Diff

diff -Naurd mpfr-2.4.1-a/PATCHES mpfr-2.4.1-b/PATCHES
--- mpfr-2.4.1-a/PATCHES 2009-02-20 09:43:17.000000000 +0000
+++ mpfr-2.4.1-b/PATCHES 2009-02-27 16:56:29.000000000 +0000
@@ -0,0 +1 @@
+remainder-neg
diff -Naurd mpfr-2.4.1-a/VERSION mpfr-2.4.1-b/VERSION
--- mpfr-2.4.1-a/VERSION 2009-02-25 16:16:08.000000000 +0000
+++ mpfr-2.4.1-b/VERSION 2009-02-27 16:55:37.000000000 +0000
@@ -1 +1 @@
-2.4.1
+2.4.1-p1
diff -Naurd mpfr-2.4.1-a/mpfr.h mpfr-2.4.1-b/mpfr.h
--- mpfr-2.4.1-a/mpfr.h 2009-02-25 16:16:08.000000000 +0000
+++ mpfr-2.4.1-b/mpfr.h 2009-02-27 16:55:38.000000000 +0000
@@ -27,7 +27,7 @@
#define MPFR_VERSION_MAJOR 2
#define MPFR_VERSION_MINOR 4
#define MPFR_VERSION_PATCHLEVEL 1
-#define MPFR_VERSION_STRING "2.4.1"
+#define MPFR_VERSION_STRING "2.4.1-p1"
/* Macros dealing with MPFR VERSION */
#define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
diff -Naurd mpfr-2.4.1-a/rem1.c mpfr-2.4.1-b/rem1.c
--- mpfr-2.4.1-a/rem1.c 2009-02-20 09:43:17.000000000 +0000
+++ mpfr-2.4.1-b/rem1.c 2009-02-27 16:55:15.000000000 +0000
@@ -170,7 +170,12 @@
}
if (mpz_cmp_ui (r, 0) == 0)
- inex = mpfr_set_ui (rem, 0, GMP_RNDN);
+ {
+ inex = mpfr_set_ui (rem, 0, GMP_RNDN);
+ /* take into account sign of x */
+ if (signx < 0)
+ mpfr_neg (rem, rem, GMP_RNDN);
+ }
else
{
if (rnd_q == GMP_RNDN)
@@ -190,6 +195,9 @@
*quo += 1;
}
}
+ /* take into account sign of x */
+ if (signx < 0)
+ mpz_neg (r, r);
inex = mpfr_set_z (rem, r, rnd);
/* if ex > ey, rem should be multiplied by 2^ey, else by 2^ex */
MPFR_EXP (rem) += (ex > ey) ? ey : ex;
@@ -198,13 +206,6 @@
if (quo)
*quo *= sign;
- /* take into account sign of x */
- if (signx < 0)
- {
- mpfr_neg (rem, rem, GMP_RNDN);
- inex = -inex;
- }
-
mpz_clear (mx);
mpz_clear (my);
mpz_clear (r);
diff -Naurd mpfr-2.4.1-a/tests/tremquo.c mpfr-2.4.1-b/tests/tremquo.c
--- mpfr-2.4.1-a/tests/tremquo.c 2009-02-20 09:43:15.000000000 +0000
+++ mpfr-2.4.1-b/tests/tremquo.c 2009-02-27 16:55:15.000000000 +0000
@@ -25,6 +25,36 @@
#include "mpfr-test.h"
+static void
+bug20090227 (void)
+{
+ mpfr_t x, y, r1, r2;
+ int inex1, inex2;
+
+ mpfr_init2 (x, 118);
+ mpfr_init2 (y, 181);
+ mpfr_init2 (r1, 140);
+ mpfr_init2 (r2, 140);
+ mpfr_set_si (x, -1, GMP_RNDN);
+ mpfr_set_str_binary (y, "1.100100100001111110110101010001000100001011010001100001000110100110001001100011001100010100010111000000011011100000111001101000100101001000000100100111000001000100010100110011111010");
+ inex1 = mpfr_remainder (r1, x, y, GMP_RNDU);
+ /* since the quotient is -1, r1 is the rounding of x+y */
+ inex2 = mpfr_add (r2, x, y, GMP_RNDU);
+ if (mpfr_cmp (r1, r2))
+ {
+ printf ("Error in mpfr_remainder (bug20090227)\n");
+ printf ("Expected ");
+ mpfr_dump (r2);
+ printf ("Got ");
+ mpfr_dump (r1);
+ exit (1);
+ }
+ mpfr_clear (x);
+ mpfr_clear (y);
+ mpfr_clear (r1);
+ mpfr_clear (r2);
+}
+
int
main (int argc, char *argv[])
{
@@ -50,6 +80,8 @@
tests_start_mpfr ();
+ bug20090227 ();
+
mpfr_init (x);
mpfr_init (y);
mpfr_init (r);
diff -Naurd mpfr-2.4.1-a/version.c mpfr-2.4.1-b/version.c
--- mpfr-2.4.1-a/version.c 2009-02-25 16:16:08.000000000 +0000
+++ mpfr-2.4.1-b/version.c 2009-02-27 16:55:38.000000000 +0000
@@ -25,5 +25,5 @@
const char *
mpfr_get_version (void)
{
- return "2.4.1";
+ return "2.4.1-p1";
}