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Use HWY_MEMBER_VAR_MAYBE_UNUSED for members #886

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Merged
copybara-service merged 1 commit into from
Apr 2, 2026
Merged

Use HWY_MEMBER_VAR_MAYBE_UNUSED for members #886

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2 changes: 1 addition & 1 deletion ops/matmul.h
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Original file line number Diff line number Diff line change
Expand Up @@ -663,7 +663,7 @@ struct MatMulEnv {
MMKeys keys;
std::vector<MMPerKey> per_key;
// Prevents false sharing.
HWY_MAYBE_UNUSED uint8_t
HWY_MEMBER_VAR_MAYBE_UNUSED uint8_t
padding[HWY_ALIGNMENT - sizeof(MMKeys) - sizeof(per_key)];
};
std::vector<PerCluster> per_cluster;
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3 changes: 2 additions & 1 deletion util/basics.h
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Expand Up @@ -198,7 +198,8 @@ class RngStream {
uint64_t stream_ = 0; // immutable after ctor
uint64_t counter_ = 0;
// Prevent false sharing if used by multiple threads.
HWY_MAYBE_UNUSED uint8_t padding_[HWY_ALIGNMENT - 16 - sizeof(engine_)];
HWY_MEMBER_VAR_MAYBE_UNUSED uint8_t
padding_[HWY_ALIGNMENT - 16 - sizeof(engine_)];
};

} // namespace gcpp
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