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project_6/cccl_upstream/thrust/internal/test/thrust.example.remove_points2d.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: Generated 20 points
CHECK-NEXT: (0.000022,0.085032)
CHECK-NEXT: (0.601353,0.891611)
CHECK-NEXT: (0.967956,0.189690)
CHECK-NEXT: (0.514976,0.398008)
CHECK-NEXT: (0.262906,0.743512)
CHECK-NEXT: (0.089548,0.560390)
CHECK-NEXT: (0.582230,0.809567)
CHECK-NEXT: (0.591919,0.511713)
CHECK-NEXT: (0.876634,0.995085)
CHECK-NEXT: (0.726212,0.966611)
CHECK-NEXT: (0.297102,0.426051)
CHECK-NEXT: (0.899498,0.652999)
CHECK-NEXT: (0.901534,0.961533)
CHECK-NEXT: (0.164713,0.857987)
CHECK-NEXT: (0.906845,0.294026)
CHECK-NEXT: (0.936244,0.414645)
CHECK-NEXT: (0.308457,0.514893)
CHECK-NEXT: (0.395430,0.789785)
CHECK-NEXT: (0.689141,0.544273)
CHECK-NEXT: (0.592407,0.093630)
CHECK: After stream compaction, 14 points remain
CHECK-NEXT: (0.000022,0.085032)
CHECK-NEXT: (0.967956,0.189690)
CHECK-NEXT: (0.514976,0.398008)
CHECK-NEXT: (0.262906,0.743512)
CHECK-NEXT: (0.089548,0.560390)
CHECK-NEXT: (0.582230,0.809567)
CHECK-NEXT: (0.591919,0.511713)
CHECK-NEXT: (0.297102,0.426051)
CHECK-NEXT: (0.164713,0.857987)
CHECK-NEXT: (0.906845,0.294026)
CHECK-NEXT: (0.308457,0.514893)
CHECK-NEXT: (0.395430,0.789785)
CHECK-NEXT: (0.689141,0.544273)
CHECK-NEXT: (0.592407,0.093630)