diff options
Diffstat (limited to 'absl/container/internal')
-rw-r--r-- | absl/container/internal/raw_hash_set.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/absl/container/internal/raw_hash_set.h b/absl/container/internal/raw_hash_set.h index 4477f7dc..74b2ef4c 100644 --- a/absl/container/internal/raw_hash_set.h +++ b/absl/container/internal/raw_hash_set.h @@ -189,7 +189,7 @@ constexpr bool IsNoThrowSwappable(std::false_type /* is_swappable */) { } template <typename T> -int TrailingZeros(T x) { +uint32_t TrailingZeros(T x) { ABSL_INTERNAL_ASSUME(x != 0); return countr_zero(x); } @@ -221,19 +221,21 @@ class BitMask { } explicit operator bool() const { return mask_ != 0; } int operator*() const { return LowestBitSet(); } - int LowestBitSet() const { + uint32_t LowestBitSet() const { return container_internal::TrailingZeros(mask_) >> Shift; } - int HighestBitSet() const { return (bit_width(mask_) - 1) >> Shift; } + uint32_t HighestBitSet() const { + return static_cast<uint32_t>((bit_width(mask_) - 1) >> Shift); + } BitMask begin() const { return *this; } BitMask end() const { return BitMask(0); } - int TrailingZeros() const { + uint32_t TrailingZeros() const { return container_internal::TrailingZeros(mask_) >> Shift; } - int LeadingZeros() const { + uint32_t LeadingZeros() const { constexpr int total_significant_bits = SignificantBits << Shift; constexpr int extra_bits = sizeof(T) * 8 - total_significant_bits; return countl_zero(mask_ << extra_bits) >> Shift; |