Kaydet (Commit) 7894a725 authored tarafından Mark Dickinson's avatar Mark Dickinson

Merged revisions 68302 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r68302 | mark.dickinson | 2009-01-04 16:06:40 +0000 (Sun, 04 Jan 2009) | 4 lines

  Oops.  Need to check not only that HAVE_DECL_ISINF is defined, but also
  that it's equal to 1.  (If isinf isn't defined, HAVE_DECL_ISINF is
  defined to be 0, rather than being undefined.)
........
üst 3809026a
......@@ -87,7 +87,7 @@ extern double copysign(double, double);
* Note: PC/pyconfig.h defines Py_IS_NAN as _isnan
*/
#ifndef Py_IS_NAN
#ifdef HAVE_DECL_ISNAN
#ifdef HAVE_DECL_ISNAN && HAVE_DECL_ISNAN == 1
#define Py_IS_NAN(X) isnan(X)
#else
#define Py_IS_NAN(X) ((X) != (X))
......@@ -104,7 +104,7 @@ extern double copysign(double, double);
* Note: PC/pyconfig.h defines Py_IS_INFINITY as _isinf
*/
#ifndef Py_IS_INFINITY
#ifdef HAVE_DECL_ISINF
#ifdef HAVE_DECL_ISINF && HAVE_DECL_ISINF == 1
#define Py_IS_INFINITY(X) isinf(X)
#else
#define Py_IS_INFINITY(X) ((X) && (X)*0.5 == (X))
......
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