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Revert the check fro std::isnan() and isnan()

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This commit is contained in:
Erik Hofman
2016-05-24 14:51:17 +02:00
parent 03a8a2a3fb
commit e9ea5e9036
1 changed files with 3 additions and 3 deletions
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6
simgear/math/SGMisc.hxx
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@@ -153,10 +153,10 @@ public:
/// Use with care: allways code that you do not need to use that! /// Use with care: allways code that you do not need to use that!
static bool isNaN(const T& v) static bool isNaN(const T& v)
{ {
#ifdef HAVE_ISNAN #ifdef HAVE_STD_ISNAN
return (isnan(v) != 0);
#elif defined HAVE_STD_ISNAN
return std::isnan(v); return std::isnan(v);
#elif defined HAVE_ISNAN
return (isnan(v) != 0);
#else #else
// Use that every compare involving a NaN returns false // Use that every compare involving a NaN returns false
// But be careful, some usual compiler switches like for example // But be careful, some usual compiler switches like for example