diff options
Diffstat (limited to 'include/rapidjson/internal/strtod.h')
| -rw-r--r-- | include/rapidjson/internal/strtod.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/include/rapidjson/internal/strtod.h b/include/rapidjson/internal/strtod.h index d61a67a4..55f0e380 100644 --- a/include/rapidjson/internal/strtod.h +++ b/include/rapidjson/internal/strtod.h @@ -128,17 +128,18 @@ inline bool StrtodFast(double d, int p, double* result) { } // Compute an approximation and see if it is within 1/2 ULP -inline bool StrtodDiyFp(const char* decimals, int dLen, int dExp, double* result) { +template<typename Ch> +inline bool StrtodDiyFp(const Ch* decimals, int dLen, int dExp, double* result) { uint64_t significand = 0; int i = 0; // 2^64 - 1 = 18446744073709551615, 1844674407370955161 = 0x1999999999999999 for (; i < dLen; i++) { if (significand > RAPIDJSON_UINT64_C2(0x19999999, 0x99999999) || - (significand == RAPIDJSON_UINT64_C2(0x19999999, 0x99999999) && decimals[i] > '5')) + (significand == RAPIDJSON_UINT64_C2(0x19999999, 0x99999999) && decimals[i] > Ch('5'))) break; - significand = significand * 10u + static_cast<unsigned>(decimals[i] - '0'); + significand = significand * 10u + static_cast<unsigned>(decimals[i] - Ch('0')); } - if (i < dLen && decimals[i] >= '5') // Rounding + if (i < dLen && decimals[i] >= Ch('5')) // Rounding significand++; int remaining = dLen - i; @@ -205,7 +206,8 @@ inline bool StrtodDiyFp(const char* decimals, int dLen, int dExp, double* result return halfWay - static_cast<unsigned>(error) >= precisionBits || precisionBits >= halfWay + static_cast<unsigned>(error); } -inline double StrtodBigInteger(double approx, const char* decimals, int dLen, int dExp) { +template<typename Ch> +inline double StrtodBigInteger(double approx, const Ch* decimals, int dLen, int dExp) { RAPIDJSON_ASSERT(dLen >= 0); const BigInteger dInt(decimals, static_cast<unsigned>(dLen)); Double a(approx); @@ -223,7 +225,8 @@ inline double StrtodBigInteger(double approx, const char* decimals, int dLen, in return a.NextPositiveDouble(); } -inline double StrtodFullPrecision(double d, int p, const char* decimals, size_t length, size_t decimalPosition, int exp) { +template<typename Ch> +inline double StrtodFullPrecision(double d, int p, const Ch* decimals, size_t length, size_t decimalPosition, int exp) { RAPIDJSON_ASSERT(d >= 0.0); RAPIDJSON_ASSERT(length >= 1); |