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authorFrancois-Xavier Coudert <fxcoudert@gcc.gnu.org>2011-11-08 10:31:04 +0000
committerFrançois-Xavier Coudert <fxcoudert@gcc.gnu.org>2011-11-08 10:31:04 +0000
commit287188ea072dd887a17dd56360531c3a22307e7c (patch)
treefe52eb52fcdb9b2998fc1a82fc43d1a99450426d /libgfortran/intrinsics
parent7d29c953afdd7232bf34cb40eaf28511692b3e77 (diff)
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re PR libfortran/47970 (c99_functions.c:611:5: warning: implicit declaration of function 'round')
PR libfortran/47970 * intrinsics/c99_functions.c (round): Move higher in the file. From-SVN: r181153
Diffstat (limited to 'libgfortran/intrinsics')
-rw-r--r--libgfortran/intrinsics/c99_functions.c61
1 files changed, 31 insertions, 30 deletions
diff --git a/libgfortran/intrinsics/c99_functions.c b/libgfortran/intrinsics/c99_functions.c
index 9ba5544..a95f09a 100644
--- a/libgfortran/intrinsics/c99_functions.c
+++ b/libgfortran/intrinsics/c99_functions.c
@@ -559,6 +559,37 @@ powf (float x, float y)
#endif
+#ifndef HAVE_ROUND
+#define HAVE_ROUND 1
+/* Round to nearest integral value. If the argument is halfway between two
+ integral values then round away from zero. */
+double round (double x);
+
+double
+round (double x)
+{
+ double t;
+ if (!isfinite (x))
+ return (x);
+
+ if (x >= 0.0)
+ {
+ t = floor (x);
+ if (t - x <= -0.5)
+ t += 1.0;
+ return (t);
+ }
+ else
+ {
+ t = floor (-x);
+ if (t + x <= -0.5)
+ t += 1.0;
+ return (-t);
+ }
+}
+#endif
+
+
/* Algorithm by Steven G. Kargl. */
#if !defined(HAVE_ROUNDL)
@@ -614,36 +645,6 @@ roundl (long double x)
#endif
#endif
-#ifndef HAVE_ROUND
-#define HAVE_ROUND 1
-/* Round to nearest integral value. If the argument is halfway between two
- integral values then round away from zero. */
-double round (double x);
-
-double
-round (double x)
-{
- double t;
- if (!isfinite (x))
- return (x);
-
- if (x >= 0.0)
- {
- t = floor (x);
- if (t - x <= -0.5)
- t += 1.0;
- return (t);
- }
- else
- {
- t = floor (-x);
- if (t + x <= -0.5)
- t += 1.0;
- return (-t);
- }
-}
-#endif
-
#ifndef HAVE_ROUNDF
#define HAVE_ROUNDF 1
/* Round to nearest integral value. If the argument is halfway between two