diff options
Diffstat (limited to 'src/corelib/global/qglobal.h')
| -rw-r--r-- | src/corelib/global/qglobal.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index 546c6cf575..2acff12e3a 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -813,7 +813,7 @@ Q_DECL_CONSTEXPR static inline bool qFuzzyIsNull(float f) /* This function tests a double for a null value. It doesn't check whether the actual value is 0 or close to 0, but whether - it is binary 0. + it is binary 0, disregarding sign. */ static inline bool qIsNull(double d) { @@ -823,13 +823,13 @@ static inline bool qIsNull(double d) }; U val; val.d = d; - return val.u == quint64(0); + return (val.u & Q_UINT64_C(0x7fffffffffffffff)) == 0; } /* This function tests a float for a null value. It doesn't check whether the actual value is 0 or close to 0, but whether - it is binary 0. + it is binary 0, disregarding sign. */ static inline bool qIsNull(float f) { @@ -839,7 +839,7 @@ static inline bool qIsNull(float f) }; U val; val.f = f; - return val.u == 0u; + return (val.u & 0x7fffffff) == 0; } /* |