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project_6/cccl_upstream/thrust/internal/test/thrust.example.fill_copy_sequence.filecheck
EngineX CI 56fd68e7dd [INFRA] Import NVIDIA/CCCL upstream as optimization reference library
CCCL (CUDA C++ Core Libraries) provides:
- CUB: device/block/warp-level GPU primitives (reduce, scan, sort, topk)
- Thrust: high-level parallel algorithms (transform_reduce, sort, scan)
- libcudacxx: CUDA C++ standard library (atomics, barriers, memory)
- cudax: experimental features (memory resources, allocators)
- Tuning policies: per-SM hardware-specific algorithm parameters

Competition optimization vectors mapped to CCCL:
- Output TPS (83% weight): warp_reduce, block_reduce, device_topk
- Input TPS (14% weight): device_scan, block_load, prefetch
- Cache TPS (3% weight): prefix caching strategy patterns
- Memory (0.9 util): pooled/cached/buddy allocators

Source: https://github.com/NVIDIA/cccl (shallow clone, HEAD only)
License: Apache-2.0
2026-07-30 09:35:51 +00:00

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CHECK: D[0] = 0
CHECK-NEXT: D[1] = 1
CHECK-NEXT: D[2] = 2
CHECK-NEXT: D[3] = 3
CHECK-NEXT: D[4] = 4
CHECK-NEXT: D[5] = 9
CHECK-NEXT: D[6] = 9
CHECK-NEXT: D[7] = 1
CHECK-NEXT: D[8] = 1
CHECK-NEXT: D[9] = 1