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Replace capture-by-value with capture-by-ref to resolve -Werror #1502

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merged 1 commit into from
Aug 23, 2022
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Replace capture-by-value with capture-by-ref to resolve -Werror #1502

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10 changes: 5 additions & 5 deletions src/graph/KokkosGraph_CoarsenConstruct.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -598,7 +598,7 @@ class coarse_builder {
edge_offset_t u_dest_offset = target_row_map(u);
Kokkos::parallel_for(
Kokkos::TeamThreadRange(thread, source_edge_counts(u)),
[=](const edge_offset_t u_idx) {
[&](const edge_offset_t u_idx) {
ordinal_t v = source_destinations(u_origin + u_idx);
scalar_t wgt = source_wgts(u_origin + u_idx);
edge_offset_t v_dest_offset = target_row_map(v);
Expand Down Expand Up @@ -769,7 +769,7 @@ class coarse_builder {
volatile ordinal_t* ptr_temp = nullptr;
Kokkos::single(
Kokkos::PerTeam(thread),
[=](volatile ordinal_t*& ptr_write) {
[&](volatile ordinal_t*& ptr_write) {
// Acquire a chunk from the memory pool using a spin-loop.
ptr_write = nullptr;
while (nullptr == ptr_write) {
Expand Down Expand Up @@ -1276,7 +1276,7 @@ class coarse_builder {
edge_offset_t start = g.graph.row_map(i);
edge_offset_t end = g.graph.row_map(i + 1);
Kokkos::parallel_for(Kokkos::ThreadVectorRange(t, start, end),
[=](const edge_offset_t idx) {
[&](const edge_offset_t idx) {
ordinal_t v = mapped_edges(idx);
if (u != v) {
// fix this, inefficient
Expand Down Expand Up @@ -1732,15 +1732,15 @@ class coarse_builder {
ordinal_t nonLoopEdgesTotal = 0;
Kokkos::parallel_reduce(
Kokkos::ThreadVectorRange(t, start, end),
[=](const edge_offset_t idx, ordinal_t& local_sum) {
[&](const edge_offset_t idx, ordinal_t& local_sum) {
ordinal_t v = vcmap.graph.entries(g.graph.entries(idx));
mapped_edges(idx) = v;
if (u != v) {
local_sum++;
}
},
nonLoopEdgesTotal);
Kokkos::single(Kokkos::PerThread(t), [=]() {
Kokkos::single(Kokkos::PerThread(t), [&]() {
Kokkos::atomic_add(&degree_initial(u), nonLoopEdgesTotal);
Kokkos::atomic_add(&c_vtx_w(u), f_vtx_w(i));
});
Expand Down