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[SF 2715031] DynamicAny double to float conversion

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This commit is contained in:
Aleksandar Fabijanic 2009-04-01 19:15:22 +00:00
parent 11dc7df7e0
commit 019572be51
2 changed files with 21 additions and 2 deletions
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16
Foundation/include/Poco/Dynamic/VarHolder.h
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@ -212,11 +212,16 @@ protected:
poco_static_assert (std::numeric_limits<T>::is_signed);
if (std::numeric_limits<F>::is_integer)
{
checkUpperLimit<F,T>(from);
checkLowerLimit<F,T>(from);
}
else
{
checkUpperLimitFloat<F,T>(from);
checkLowerLimit<F,T>(from);
checkLowerLimitFloat<F,T>(from);
}
to = static_cast<T>(from);
}
@ -313,6 +318,13 @@ private:
throw RangeException("Value too large.");
}
template <typename F, typename T>
void checkLowerLimitFloat(const F& from) const
{
if (from < -std::numeric_limits<T>::max())
throw RangeException("Value too small.");
}
template <typename F, typename T>
void checkLowerLimit(const F& from) const
{

7
Foundation/testsuite/src/VarTest.cpp
View File

@ -934,6 +934,9 @@ void VarTest::testChar()
void VarTest::testFloat()
{
Var any("0");
float f = any;
float src = 32.0f;
Var a1 = src;
@ -1022,6 +1025,10 @@ void VarTest::testFloat()
void VarTest::testDouble()
{
double d = 0;
Var v(d);
float f = v;
double src = 32.0;
Var a1 = src;