Silence some performance warnings in Visual Studio

This commit is contained in:
Johan 't Hart 2015-12-01 08:59:59 +01:00
parent fac207816c
commit df2dfd9612

View File

@ -256,7 +256,7 @@ class numeric_limits<fmt::internal::DummyInt> :
// isinf macro > std::isinf > ::isinf > fmt::internal::isinf
if (check(sizeof(isinf(x)) == sizeof(bool) ||
sizeof(isinf(x)) == sizeof(int))) {
return isinf(x);
return !!isinf(x);
}
return !_finite(static_cast<double>(x));
}
@ -267,7 +267,7 @@ class numeric_limits<fmt::internal::DummyInt> :
using namespace fmt::internal;
if (check(sizeof(isnan(x)) == sizeof(bool) ||
sizeof(isnan(x)) == sizeof(int))) {
return isnan(x);
return !!isnan(x);
}
return _isnan(static_cast<double>(x)) != 0;
}
@ -276,7 +276,7 @@ class numeric_limits<fmt::internal::DummyInt> :
static bool isnegative(double x) {
using namespace fmt::internal;
if (check(sizeof(signbit(x)) == sizeof(int)))
return signbit(x);
return !!signbit(x);
if (x < 0) return true;
if (!isnotanumber(x)) return false;
int dec = 0, sign = 0;
@ -313,7 +313,7 @@ void format(BasicFormatter<Char> &f, const Char *&format_str, const T &value);
/**
\rst
A string reference. It can be constructed from a C string or ``std::string``.
You can use one of the following typedefs for common character types:
+------------+-------------------------+
@ -1454,7 +1454,7 @@ class BasicFormatter : private internal::FormatterBase {
private:
BasicWriter<Char> &writer_;
internal::ArgMap<Char> map_;
FMT_DISALLOW_COPY_AND_ASSIGN(BasicFormatter);
using internal::FormatterBase::get_arg;
@ -1958,7 +1958,7 @@ class SystemError : public internal::RuntimeError {
*error_code* is a system error code as given by ``errno``.
If *error_code* is not a valid error code such as -1, the system message
may look like "Unknown error -1" and is platform-dependent.
**Example**::
// This throws a SystemError with the description
@ -2147,7 +2147,7 @@ class BasicWriter {
/**
\rst
Writes formatted data.
*args* is an argument list representing arbitrary arguments.
**Example**::
@ -2675,7 +2675,7 @@ typedef BasicMemoryWriter<wchar_t> WMemoryWriter;
This class template provides operations for formatting and writing data
into a fixed-size array. For writing into a dynamically growing buffer
use :class:`fmt::BasicMemoryWriter`.
Any write method will throw ``std::runtime_error`` if the output doesn't fit
into the array.
@ -3208,7 +3208,7 @@ inline namespace literals {
C++11 literal equivalent of :func:`fmt::format`.
**Example**::
using namespace fmt::literals;
std::string message = "The answer is {}"_format(42);
\endrst
@ -3223,7 +3223,7 @@ operator"" _format(const wchar_t *s, std::size_t) { return {s}; }
C++11 literal equivalent of :func:`fmt::arg`.
**Example**::
using namespace fmt::literals;
print("Elapsed time: {s:.2f} seconds", "s"_a=1.23);
\endrst