Optimize C++ compilation time

This commit is contained in:
Wojtek Figat
2021-04-30 16:27:57 +02:00
parent 05ba9b8d45
commit 0e75dba142
222 changed files with 1095 additions and 1506 deletions

View File

@@ -23,7 +23,6 @@
#include "memorystream.h"
#include "encodedstream.h"
#include <new> // placement new
#include <limits>
RAPIDJSON_DIAG_PUSH
#ifdef _MSC_VER
@@ -948,26 +947,6 @@ public:
bool IsDouble() const { return (data_.f.flags & kDoubleFlag) != 0; }
bool IsString() const { return (data_.f.flags & kStringFlag) != 0; }
// Checks whether a number can be losslessly converted to a double.
bool IsLosslessDouble() const {
if (!IsNumber()) return false;
if (IsUint64()) {
uint64_t u = GetUint64();
volatile double d = static_cast<double>(u);
return (d >= 0.0)
&& (d < static_cast<double>(std::numeric_limits<uint64_t>::max()))
&& (u == static_cast<uint64_t>(d));
}
if (IsInt64()) {
int64_t i = GetInt64();
volatile double d = static_cast<double>(i);
return (d >= static_cast<double>(std::numeric_limits<int64_t>::min()))
&& (d < static_cast<double>(std::numeric_limits<int64_t>::max()))
&& (i == static_cast<int64_t>(d));
}
return true; // double, int, uint are always lossless
}
// Checks whether a number is a float (possible lossy).
bool IsFloat() const {
if ((data_.f.flags & kDoubleFlag) == 0)
@@ -975,16 +954,6 @@ public:
double d = GetDouble();
return d >= -3.4028234e38 && d <= 3.4028234e38;
}
// Checks whether a number can be losslessly converted to a float.
bool IsLosslessFloat() const {
if (!IsNumber()) return false;
double a = GetDouble();
if (a < static_cast<double>(-std::numeric_limits<float>::max())
|| a > static_cast<double>(std::numeric_limits<float>::max()))
return false;
double b = static_cast<double>(static_cast<float>(a));
return a >= b && a <= b; // Prevent -Wfloat-equal
}
//@}