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This commit is contained in:
zvonand 2022-11-03 16:55:14 +03:00
parent 4481293bc0
commit a7ab336af2
1 changed files with 7 additions and 7 deletions
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14
src/Functions/FunctionsDecimalArithmetics.h
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@ -32,8 +32,8 @@ struct DecimalOpHerpers
// constexpr const static UInt256 MAX_INT256 = UInt256(-1) >> 1;
static std::vector<UInt8> multiply(const std::vector<UInt8> & num1, const std::vector<UInt8> & num2)
{
int const len1 = static_cast<int>(num1.size());
int const len2 = static_cast<int>(num2.size());
UInt16 const len1 = num1.size();
UInt16 const len2 = num2.size();
if (len1 == 0 || len2 == 0)
return {0};
@ -43,13 +43,13 @@ struct DecimalOpHerpers
for (auto i = len1 - 1; i >= 0; --i)
{
int carry = 0;
UInt16 carry = 0;
i_n2 = 0;
for (auto j = len2 - 1; j >= 0; --j)
{
if (unlikely(i_n1 + i_n2 >= 76))
throw DB::Exception("Numeric overflow: result bigger that Decimal256", ErrorCodes::DECIMAL_OVERFLOW);
int const sum = num1[i] * num2[j] + result[i_n1 + i_n2] + carry;
UInt16 const sum = num1[i] * num2[j] + result[i_n1 + i_n2] + carry;
carry = sum / 10;
result[i_n1 + i_n2] = sum % 10;
++i_n2;
@ -61,7 +61,7 @@ struct DecimalOpHerpers
++i_n1;
}
int i = static_cast<int>(result.size()) - 1;
Int32 i = static_cast<Int32>(result.size() - 1);
while (i >= 0 && result[i] == 0)
{
result.pop_back();
@ -78,12 +78,12 @@ struct DecimalOpHerpers
{
std::vector<UInt8> result;
int idx = 0;
UInt8 idx = 0;
UInt256 temp = number[idx];
while (temp < divisor)
temp = temp * 10 + (number[++idx]);
while (int(number.size()) > idx)
while (number.size() > idx)
{
result.push_back(temp / divisor);
temp = (temp % divisor) * 10 + number[++idx];