Use static initializers for constant variables in libm-test.inc.

diff --git a/ChangeLog b/ChangeLog
index fac3208..91cfb62 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2013-05-04  Joseph Myers  <joseph@codesourcery.com>
+
+       * math/libm-test.inc (plus_zero): Make const.  Add initializer.
+       (minus_zero): Likewise.
+       (plus_infty): Likewise.
+       (minus_infty): Likewise.
+       (qnan_value): Likewise.
+       (max_value): Likewise.
+       (min_value): Likewise.
+       (min_subnorm_value): Likewise.
+       (initialize): Do not initialize those variables dynamically.
+
 2013-05-03  Roland McGrath  <roland@hack.frob.com>
 
        * io/open.c (__open_2): Moved to ...

diff --git a/math/libm-test.inc b/math/libm-test.inc
index 7597547..c58bd45 100644 (file)
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -231,9 +231,25 @@ static int output_max_error;       /* Should the maximal errors printed?  */
 static int output_points;      /* Should the single function results printed?  */
 static int ignore_max_ulp;     /* Should we ignore max_ulp?  */
 
-static FLOAT minus_zero, plus_zero;
-static FLOAT plus_infty, minus_infty, qnan_value, max_value, min_value;
-static FLOAT min_subnorm_value;
+static const FLOAT plus_zero = CHOOSE (0.0L, 0.0, 0.0f,
+                                      0.0L, 0.0, 0.0f);
+static const FLOAT minus_zero = CHOOSE (-0.0L, -0.0, -0.0f,
+                                       -0.0L, -0.0, -0.0f);
+static const FLOAT plus_infty = CHOOSE (HUGE_VALL, HUGE_VAL, HUGE_VALF,
+                                       HUGE_VALL, HUGE_VAL, HUGE_VALF);
+static const FLOAT minus_infty = CHOOSE (-HUGE_VALL, -HUGE_VAL, -HUGE_VALF,
+                                        -HUGE_VALL, -HUGE_VAL, -HUGE_VALF);
+static const FLOAT qnan_value = FUNC (__builtin_nan) ("");
+static const FLOAT max_value = CHOOSE (LDBL_MAX, DBL_MAX, FLT_MAX,
+                                      LDBL_MAX, DBL_MAX, FLT_MAX);
+static const FLOAT min_value = CHOOSE (LDBL_MIN, DBL_MIN, FLT_MIN,
+                                      LDBL_MIN, DBL_MIN, FLT_MIN);
+static const FLOAT min_subnorm_value = CHOOSE (__LDBL_DENORM_MIN__,
+                                              __DBL_DENORM_MIN__,
+                                              __FLT_DENORM_MIN__,
+                                              __LDBL_DENORM_MIN__,
+                                              __DBL_DENORM_MIN__,
+                                              __FLT_DENORM_MIN__);
 
 static FLOAT max_error, real_max_error, imag_max_error;
 
@@ -13814,33 +13830,6 @@ initialize (void)
 {
   fpstack_test ("start *init*");
 
-  plus_zero = 0.0;
-  qnan_value = FUNC (__builtin_nan) ("");
-  minus_zero = FUNC (copysign) (0.0, -1.0);
-  plus_infty = CHOOSE (HUGE_VALL, HUGE_VAL, HUGE_VALF,
-                      HUGE_VALL, HUGE_VAL, HUGE_VALF);
-  minus_infty = CHOOSE (-HUGE_VALL, -HUGE_VAL, -HUGE_VALF,
-                       -HUGE_VALL, -HUGE_VAL, -HUGE_VALF);
-  max_value = CHOOSE (LDBL_MAX, DBL_MAX, FLT_MAX,
-                     LDBL_MAX, DBL_MAX, FLT_MAX);
-  min_value = CHOOSE (LDBL_MIN, DBL_MIN, FLT_MIN,
-                     LDBL_MIN, DBL_MIN, FLT_MIN);
-  min_subnorm_value = CHOOSE (__LDBL_DENORM_MIN__,
-                             __DBL_DENORM_MIN__,
-                             __FLT_DENORM_MIN__,
-                             __LDBL_DENORM_MIN__,
-                             __DBL_DENORM_MIN__,
-                             __FLT_DENORM_MIN__);
-
-  (void) &plus_zero;
-  (void) &qnan_value;
-  (void) &minus_zero;
-  (void) &plus_infty;
-  (void) &minus_infty;
-  (void) &max_value;
-  (void) &min_value;
-  (void) &min_subnorm_value;
-
   /* Clear all exceptions.  From now on we must not get random exceptions.  */
   feclearexcept (FE_ALL_EXCEPT);
   errno = 0;