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Fixed two -Wfloat-equal warnings

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This commit is contained in:
Milo Yip 2015-04-10 22:57:41 +08:00
parent 53ed550a5e
commit dfba62e143
3 changed files with 4 additions and 3 deletions
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2
include/rapidjson/internal/diyfp.h
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@ -238,7 +238,7 @@ inline DiyFp GetCachedPower(int e, int* K) {
//int k = static_cast<int>(ceil((-61 - e) * 0.30102999566398114)) + 374;
double dk = (-61 - e) * 0.30102999566398114 + 347; // dk must be positive, so can do ceiling in positive
int k = static_cast<int>(dk);
if (k != dk)
if (dk - k > 0.0)
k++;
unsigned index = static_cast<unsigned>((k >> 3) + 1);

2
include/rapidjson/internal/dtoa.h
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@ -193,8 +193,8 @@ inline char* Prettify(char* buffer, int length, int k) {
}
inline char* dtoa(double value, char* buffer) {
if (value == 0) {
Double d(value);
if (d.IsZero()) {
if (d.Sign())
*buffer++ = '-'; // -0.0, Issue #289
buffer[0] = '0';

1
include/rapidjson/internal/ieee754.h
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@ -49,6 +49,7 @@ public:
bool IsNan() const { return (u & kExponentMask) == kExponentMask && Significand() != 0; }
bool IsInf() const { return (u & kExponentMask) == kExponentMask && Significand() == 0; }
bool IsNormal() const { return (u & kExponentMask) != 0 || Significand() == 0; }
bool IsZero() const { return (u & (kExponentMask | kSignificandMask)) == 0; }
uint64_t IntegerSignificand() const { return IsNormal() ? Significand() | kHiddenBit : Significand(); }
int IntegerExponent() const { return (IsNormal() ? Exponent() : kDenormalExponent) - kSignificandSize; }