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-rw-r--r--absl/random/internal/randen_benchmarks.cc6
1 files changed, 4 insertions, 2 deletions
diff --git a/absl/random/internal/randen_benchmarks.cc b/absl/random/internal/randen_benchmarks.cc
index f589172c..ec086cea 100644
--- a/absl/random/internal/randen_benchmarks.cc
+++ b/absl/random/internal/randen_benchmarks.cc
@@ -47,8 +47,10 @@ static constexpr size_t kSeedSizeT = Randen::kSeedBytes / sizeof(uint32_t);
// Randen implementation benchmarks.
template <typename T>
struct AbsorbFn : public T {
- mutable uint64_t state[kStateSizeT] = {};
- mutable uint32_t seed[kSeedSizeT] = {};
+ // These are both cast to uint128* in the RandenHwAes implementation, so
+ // ensure they are 16 byte aligned.
+ alignas(16) mutable uint64_t state[kStateSizeT] = {};
+ alignas(16) mutable uint32_t seed[kSeedSizeT] = {};
static constexpr size_t bytes() { return sizeof(seed); }