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Support negative exponent

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This commit is contained in:
Alex Beregszaszi 2017-02-14 16:36:22 +00:00
parent 6014c3fe16
commit 1083e6da68
1 changed files with 11 additions and 6 deletions
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17
libsolidity/ast/Types.cpp
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@ -584,8 +584,7 @@ tuple<bool, rational> RationalNumberType::isValidLiteral(Literal const& _literal
if (expPoint != _literal.value().end())
{
if (
!all_of(_literal.value().begin(), expPoint, ::isdigit) ||
!all_of(expPoint + 1, _literal.value().end(), ::isdigit)
!all_of(_literal.value().begin(), expPoint, ::isdigit)
)
return make_tuple(false, rational(0));
@ -595,10 +594,16 @@ tuple<bool, rational> RationalNumberType::isValidLiteral(Literal const& _literal
return make_tuple(false, rational(0));
x = bigint(string(_literal.value().begin(), expPoint));
x *= boost::multiprecision::pow(
bigint(10),
exp.convert_to<int32_t>()
);
if (exp < 0)
x /= boost::multiprecision::pow(
bigint(10),
abs(exp).convert_to<int32_t>()
);
else
x *= boost::multiprecision::pow(
bigint(10),
exp.convert_to<int32_t>()
);
}
else if (radixPoint != _literal.value().end())
{