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Build fix for Arm SVE (invalid template arg on op) #824

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Merged
copybara-service merged 1 commit into from
Jan 9, 2026
Merged

Build fix for Arm SVE (invalid template arg on op) #824

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2 changes: 1 addition & 1 deletion gemma/flash_attention.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -452,7 +452,7 @@ static VF4 HWY_INLINE Reduce4(DF df, VF x_0, VF x_1, VF x_2, VF x_3,
constexpr size_t kMaxLanes = hn::MaxLanes(df);
HWY_LANES_CONSTEXPR size_t kLanes = hn::Lanes(df);
HWY_ALIGN T x_transposed[4 * kMaxLanes];
hn::StoreInterleaved4<DF>(x_0, x_1, x_2, x_3, df, x_transposed);
hn::StoreInterleaved4(x_0, x_1, x_2, x_3, df, x_transposed);
VF4 result = hn::Load(df4, x_transposed);
for (int i = 1; i < kLanes; ++i) {
result = reducer(result, hn::Load(df4, x_transposed + i * 4));
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