diff options
Diffstat (limited to 'src/corelib/global/qnumeric.h')
| -rw-r--r-- | src/corelib/global/qnumeric.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/corelib/global/qnumeric.h b/src/corelib/global/qnumeric.h index 6a0c64712f..2771eea64f 100644 --- a/src/corelib/global/qnumeric.h +++ b/src/corelib/global/qnumeric.h @@ -44,7 +44,6 @@ QT_BEGIN_NAMESPACE - Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsInf(double d); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsNaN(double d); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsFinite(double d); @@ -53,7 +52,9 @@ Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsInf(float f); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsNaN(float f); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsFinite(float f); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION int qFpClassify(float val); +#if QT_CONFIG(signaling_nan) Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qSNaN(); +#endif Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qQNaN(); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qInf(); @@ -61,7 +62,9 @@ Q_CORE_EXPORT quint32 qFloatDistance(float a, float b); Q_CORE_EXPORT quint64 qFloatDistance(double a, double b); #define Q_INFINITY (QT_PREPEND_NAMESPACE(qInf)()) -#define Q_SNAN (QT_PREPEND_NAMESPACE(qSNaN)()) +#if QT_CONFIG(signaling_nan) +# define Q_SNAN (QT_PREPEND_NAMESPACE(qSNaN)()) +#endif #define Q_QNAN (QT_PREPEND_NAMESPACE(qQNaN)()) QT_END_NAMESPACE |