1 files changed, 107 insertions, 0 deletions
diff --git a/patches/mpfr/3.0.1/130-atan-expo-range.patch b/patches/mpfr/3.0.1/130-atan-expo-range.patch
new file mode 100644
index 0000000..251b837
--- /dev/null
+++ b/patches/mpfr/3.0.1/130-atan-expo-range.patch
@@ -0,0 +1,107 @@
+diff -Naurd mpfr-3.0.1-a/PATCHES mpfr-3.0.1-b/PATCHES
+--- mpfr-3.0.1-a/PATCHES	2011-05-05 00:00:35.000000000 +0000
++++ mpfr-3.0.1-b/PATCHES	2011-05-05 00:00:35.000000000 +0000
+@@ -0,0 +1 @@
++atan-expo-range
+diff -Naurd mpfr-3.0.1-a/VERSION mpfr-3.0.1-b/VERSION
+--- mpfr-3.0.1-a/VERSION	2011-05-04 11:18:33.000000000 +0000
++++ mpfr-3.0.1-b/VERSION	2011-05-05 00:00:35.000000000 +0000
+@@ -1 +1 @@
+-3.0.1-p2
++3.0.1-p3
+diff -Naurd mpfr-3.0.1-a/atan.c mpfr-3.0.1-b/atan.c
+--- mpfr-3.0.1-a/atan.c	2011-04-04 10:19:18.000000000 +0000
++++ mpfr-3.0.1-b/atan.c	2011-05-05 00:00:35.000000000 +0000
+@@ -431,5 +431,5 @@
+   MPFR_GROUP_CLEAR (group);
+ 
+   MPFR_SAVE_EXPO_FREE (expo);
+-  return mpfr_check_range (arctgt, inexact, rnd_mode);
++  return mpfr_check_range (atan, inexact, rnd_mode);
+ }
+diff -Naurd mpfr-3.0.1-a/mpfr.h mpfr-3.0.1-b/mpfr.h
+--- mpfr-3.0.1-a/mpfr.h	2011-05-04 11:18:33.000000000 +0000
++++ mpfr-3.0.1-b/mpfr.h	2011-05-05 00:00:35.000000000 +0000
+@@ -27,7 +27,7 @@
+ #define MPFR_VERSION_MAJOR 3
+ #define MPFR_VERSION_MINOR 0
+ #define MPFR_VERSION_PATCHLEVEL 1
+-#define MPFR_VERSION_STRING "3.0.1-p2"
++#define MPFR_VERSION_STRING "3.0.1-p3"
+ 
+ /* Macros dealing with MPFR VERSION */
+ #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+diff -Naurd mpfr-3.0.1-a/tests/tatan.c mpfr-3.0.1-b/tests/tatan.c
+--- mpfr-3.0.1-a/tests/tatan.c	2011-04-04 10:19:17.000000000 +0000
++++ mpfr-3.0.1-b/tests/tatan.c	2011-05-05 00:00:35.000000000 +0000
+@@ -535,6 +535,52 @@
+   mpfr_clears (a, x, y, (mpfr_ptr) 0);
+ }
+ 
++/* http://websympa.loria.fr/wwsympa/arc/mpfr/2011-05/msg00008.html
++ * Incorrect flags (in debug mode on a 32-bit machine, assertion failure).
++ */
++static void
++reduced_expo_range (void)
++{
++  mpfr_exp_t emin, emax;
++  mpfr_t x, y, ex_y;
++  int inex, ex_inex;
++  unsigned int flags, ex_flags;
++
++  emin = mpfr_get_emin ();
++  emax = mpfr_get_emax ();
++
++  mpfr_inits2 (12, x, y, ex_y, (mpfr_ptr) 0);
++  mpfr_set_str (x, "0.1e-5", 2, MPFR_RNDN);
++
++  mpfr_set_emin (-5);
++  mpfr_set_emax (-5);
++  mpfr_clear_flags ();
++  inex = mpfr_atan (y, x, MPFR_RNDN);
++  flags = __gmpfr_flags;
++  mpfr_set_emin (emin);
++  mpfr_set_emax (emax);
++
++  mpfr_set_str (ex_y, "0.1e-5", 2, MPFR_RNDN);
++  ex_inex = 1;
++  ex_flags = MPFR_FLAGS_INEXACT;
++
++  if (SIGN (inex) != ex_inex || flags != ex_flags ||
++      ! mpfr_equal_p (y, ex_y))
++    {
++      printf ("Error in reduced_expo_range\non x = ");
++      mpfr_dump (x);
++      printf ("Expected y = ");
++      mpfr_out_str (stdout, 2, 0, ex_y, MPFR_RNDN);
++      printf ("\n         inex = %d, flags = %u\n", ex_inex, ex_flags);
++      printf ("Got      y = ");
++      mpfr_out_str (stdout, 2, 0, y, MPFR_RNDN);
++      printf ("\n         inex = %d, flags = %u\n", SIGN (inex), flags);
++      exit (1);
++    }
++
++  mpfr_clears (x, y, ex_y, (mpfr_ptr) 0);
++}
++
+ int
+ main (int argc, char *argv[])
+ {
+@@ -546,6 +592,7 @@
+   smallvals_atan2 ();
+   atan2_bug_20071003 ();
+   atan2_different_prec ();
++  reduced_expo_range ();
+ 
+   test_generic_atan  (2, 200, 17);
+   test_generic_atan2 (2, 200, 17);
+diff -Naurd mpfr-3.0.1-a/version.c mpfr-3.0.1-b/version.c
+--- mpfr-3.0.1-a/version.c	2011-05-04 11:18:33.000000000 +0000
++++ mpfr-3.0.1-b/version.c	2011-05-05 00:00:35.000000000 +0000
+@@ -25,5 +25,5 @@
+ const char *
+ mpfr_get_version (void)
+ {
+-  return "3.0.1-p2";
++  return "3.0.1-p3";
+ }