External/cxxopts
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This commit is contained in:
Daniel Gomez Antonio 2020-03-26 11:22:51 -05:00
parent 8443d643b1
commit 9ee9f5aef5
1 changed files with 16 additions and 16 deletions
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32
include/cxxopts.hpp
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@ -544,22 +544,22 @@ namespace cxxopts
}
}
template <typename R, typename T>
void
checked_negate(R& r, T&& t, const std::string&, std::true_type)
{
// if we got to here, then `t` is a positive number that fits into
// `R`. So to avoid MSVC C4146, we first cast it to `R`.
// See https://github.com/jarro2783/cxxopts/issues/62 for more details.
r = static_cast<R>(-static_cast<R>(t-1)-1);
}
template <typename R, typename T>
void
checked_negate(R& r, T&& t, const std::string&, std::true_type)
{
// if we got to here, then `t` is a positive number that fits into
// `R`. So to avoid MSVC C4146, we first cast it to `R`.
// See https://github.com/jarro2783/cxxopts/issues/62 for more details.
r = static_cast<R>(-static_cast<R>(t-1)-1);
}
template <typename R, typename T>
void
checked_negate(R&, T&&, const std::string& text, std::false_type)
{
throw_or_mimic<argument_incorrect_type>(text);
}
template <typename R, typename T>
void
checked_negate(R&, T&&, const std::string& text, std::false_type)
{
throw_or_mimic<argument_incorrect_type>(text);
}
template <typename T>
void
@ -623,7 +623,7 @@ namespace cxxopts
if (negative)
{
checked_negate<T>(value, result, text, std::integral_constant<bool, is_signed>());
checked_negate<T>(value, result, text, std::integral_constant<bool, is_signed>());
}
else
{