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common: Make use of [[nodiscard]] where applicable

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Now that clang-format makes [[nodiscard]] attributes format sensibly, we
can apply them to several functions within the common library to allow
the compiler to complain about any misuses of the functions.
This commit is contained in:
Lioncash 2020-08-14 09:38:45 -04:00
parent 81eae1562a
commit 2ef7815422
34 changed files with 343 additions and 358 deletions
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6
src/common/uint128.h
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@ -10,13 +10,13 @@
namespace Common {
// This function multiplies 2 u64 values and divides it by a u64 value.
u64 MultiplyAndDivide64(u64 a, u64 b, u64 d);
[[nodiscard]] u64 MultiplyAndDivide64(u64 a, u64 b, u64 d);
// This function multiplies 2 u64 values and produces a u128 value;
u128 Multiply64Into128(u64 a, u64 b);
[[nodiscard]] u128 Multiply64Into128(u64 a, u64 b);
// This function divides a u128 by a u32 value and produces two u64 values:
// the result of division and the remainder
std::pair<u64, u64> Divide128On32(u128 dividend, u32 divisor);
[[nodiscard]] std::pair<u64, u64> Divide128On32(u128 dividend, u32 divisor);
} // namespace Common