diff options
Diffstat (limited to 'runtime/base/bit_utils.h')
| -rw-r--r-- | runtime/base/bit_utils.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/runtime/base/bit_utils.h b/runtime/base/bit_utils.h index da3c7048b6..5d836545e9 100644 --- a/runtime/base/bit_utils.h +++ b/runtime/base/bit_utils.h @@ -388,7 +388,8 @@ inline static constexpr std::make_unsigned_t<T> MaskLeastSignificant(size_t bits if (bits >= BitSizeOf<T>()) { return std::numeric_limits<unsigned_T>::max(); } else { - return static_cast<unsigned_T>((1 << bits) - 1); + auto kOne = static_cast<unsigned_T>(1); // Do not truncate for T>size_t. + return static_cast<unsigned_T>((kOne << bits) - kOne); } } |