chromium/third_party/dawn/src/dawn/common/Numeric.h

// Copyright 2022 The Dawn & Tint Authors
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#ifndef SRC_DAWN_COMMON_NUMERIC_H_
#define SRC_DAWN_COMMON_NUMERIC_H_

#include <cstdint>
#include <limits>
#include <type_traits>

#include "dawn/common/Assert.h"

namespace dawn {
namespace detail {

template <typename T>
inline constexpr uint32_t u32_sizeof() { … }

template <typename T>
inline constexpr uint32_t u32_alignof() { … }

}  // namespace detail

u32_sizeof;

u32_alignof;

// Only defined for unsigned integers because that is all that is
// needed at the time of writing.
template <typename Dst, typename Src, typename = std::enable_if_t<std::is_unsigned_v<Src>>>
inline Dst checked_cast(const Src& value) { … }

template <typename T>
bool IsDoubleValueRepresentable(double value) { … }

// Returns if two inclusive integral ranges [x0, x1] and [y0, y1] have overlap.
template <typename T>
bool RangesOverlap(T x0, T x1, T y0, T y1) { … }

}  // namespace dawn

#endif  // SRC_DAWN_COMMON_NUMERIC_H_