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enable [[no_unique_address]] for clang on c++20 - #4646

Merged
miscco merged 3 commits into
NVIDIA:mainfrom
ericniebler:avoid-nvcc-clang-cpp17-no-unique-address-bug
May 7, 2025
Merged

enable [[no_unique_address]] for clang on c++20#4646
miscco merged 3 commits into
NVIDIA:mainfrom
ericniebler:avoid-nvcc-clang-cpp17-no-unique-address-bug

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Description

[[no_unique_address]] works as advertised when using clang as a host compiler when compiling for >C++20, and also when not compiling as CUDA.

this PR also changes the no_unique_address test to fail loudly at compile time if there is layout trouble, rather than hoping and praying we detect the corruption at runtime.

Checklist

  • New or existing tests cover these changes.
  • The documentation is up to date with these changes.

@ericniebler
ericniebler requested a review from a team as a code owner May 6, 2025 18:56
@ericniebler
ericniebler requested a review from griwes May 6, 2025 18:56
@github-project-automation github-project-automation Bot moved this to Todo in CCCL May 6, 2025
@cccl-authenticator-app cccl-authenticator-app Bot moved this from Todo to In Review in CCCL May 6, 2025
Comment thread libcudacxx/include/cuda/std/__cccl/attributes.h Outdated
@github-project-automation github-project-automation Bot moved this from In Review to In Progress in CCCL May 6, 2025
@ericniebler
ericniebler requested a review from miscco May 6, 2025 21:16
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github-actions Bot commented May 6, 2025

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🟩 CI finished in 1h 47m: Pass: 100%/174 | Total: 2d 00h | Avg: 16m 48s | Max: 1h 46m | Hits: 73%/278745
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      🟩 ClangCUDA19        Pass: 100%/2   | Total: 47m 33s | Avg: 23m 46s | Max: 24m 13s | Hits:  27%/6325  
      🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 37m | Avg: 19m 26s | Max: 40m 23s | Hits:  60%/15519 
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      🟩 ClangCUDA          Pass: 100%/2   | Total: 47m 33s | Avg: 23m 46s | Max: 24m 13s | Hits:  27%/6325  
      🟩 nvcc               Pass: 100%/43  | Total: 17h 06m | Avg: 23m 51s | Max:  1h 02m | Hits:  51%/116406
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      🟩 Build              Pass: 100%/39  | Total: 15h 08m | Avg: 23m 18s | Max: 52m 14s | Hits:  50%/122691
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      🟩 amd64              Pass: 100%/22  | Total:  2h 56m | Avg:  8m 01s | Max: 34m 01s | Hits:  89%/12320 
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      🟩 12.0               Pass: 100%/3   | Total: 18m 41s | Avg:  6m 13s | Max: 12m 18s | Hits:  89%/1466  
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      🟩 nvcc               Pass: 100%/26  | Total:  3h 08m | Avg:  7m 15s | Max: 34m 01s | Hits:  91%/14668 
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      🟩 Clang14            Pass: 100%/2   | Total:  6m 30s | Avg:  3m 15s | Max:  3m 24s | Hits: 100%/1178  
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      🟩 MSVC14.39          Pass: 100%/1   | Total: 12m 18s | Avg: 12m 18s | Max: 12m 18s | Hits:  47%/288   
      🟩 MSVC14.42          Pass: 100%/1   | Total: 12m 49s | Avg: 12m 49s | Max: 12m 49s | Hits:  46%/288   
      🟩 NVHPC25.3          Pass: 100%/2   | Total:  1h 07m | Avg: 33m 38s | Max: 34m 01s | Hits:  19%/1170  
    🟩 cxx_family
      🟩 Clang              Pass: 100%/10  | Total: 44m 54s | Avg:  4m 29s | Max: 14m 58s | Hits: 100%/5874  
      🟩 GCC                Pass: 100%/12  | Total: 51m 24s | Avg:  4m 17s | Max:  8m 50s | Hits:  99%/7048  
      🟩 MSVC               Pass: 100%/2   | Total: 25m 07s | Avg: 12m 33s | Max: 12m 49s | Hits:  47%/576   
      🟩 NVHPC              Pass: 100%/2   | Total:  1h 07m | Avg: 33m 38s | Max: 34m 01s | Hits:  19%/1170  
    🟩 gpu
      🟩 h100               Pass: 100%/2   | Total: 12m 04s | Avg:  6m 02s | Max:  8m 50s | Hits:  99%/1174  
      🟩 rtx2080            Pass: 100%/24  | Total:  2h 56m | Avg:  7m 21s | Max: 34m 01s | Hits:  90%/13494 
    🟩 jobs
      🟩 Build              Pass: 100%/23  | Total:  2h 36m | Avg:  6m 47s | Max: 34m 01s | Hits:  90%/12907 
      🟩 Test               Pass: 100%/3   | Total: 32m 24s | Avg: 10m 48s | Max: 14m 58s | Hits:  99%/1761  
    🟩 sm
      🟩 90                 Pass: 100%/3   | Total: 15m 09s | Avg:  5m 03s | Max:  8m 50s | Hits:  99%/1761  
      🟩 90a                Pass: 100%/1   | Total:  3m 18s | Avg:  3m 18s | Max:  3m 18s | Hits:  99%/587   
    🟩 std
      🟩 17                 Pass: 100%/4   | Total: 43m 04s | Avg: 10m 46s | Max: 34m 01s | Hits:  79%/2346  
      🟩 20                 Pass: 100%/22  | Total:  2h 25m | Avg:  6m 37s | Max: 33m 16s | Hits:  93%/12322 
    
  • 🟩 stdpar: Pass: 100%/4 | Total: 20m 19s | Avg: 5m 04s | Max: 5m 59s

    🟩 cpu
      🟩 amd64              Pass: 100%/2   | Total: 11m 48s | Avg:  5m 54s | Max:  5m 59s
      🟩 arm64              Pass: 100%/2   | Total:  8m 31s | Avg:  4m 15s | Max:  4m 16s
    🟩 ctk
      🟩 12.8               Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 cxx
      🟩 NVHPC25.3          Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 cxx_family
      🟩 NVHPC              Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 gpu
      🟩 rtx2080            Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 jobs
      🟩 Build              Pass: 100%/4   | Total: 20m 19s | Avg:  5m 04s | Max:  5m 59s
    🟩 std
      🟩 17                 Pass: 100%/2   | Total: 10m 15s | Avg:  5m 07s | Max:  5m 59s
      🟩 20                 Pass: 100%/2   | Total: 10m 04s | Avg:  5m 02s | Max:  5m 49s
    
  • 🟩 python: Pass: 100%/3 | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s

    🟩 cpu
      🟩 amd64              Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 ctk
      🟩 12.8               Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 cxx
      🟩 GCC13              Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 cxx_family
      🟩 GCC                Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 gpu
      🟩 rtx2080            Pass: 100%/3   | Total: 32m 55s | Avg: 10m 58s | Max: 23m 10s
    🟩 jobs
      🟩 cuda.cccl          Pass: 100%/1   | Total:  2m 47s | Avg:  2m 47s | Max:  2m 47s
      🟩 cuda.cooperative   Pass: 100%/1   | Total: 23m 10s | Avg: 23m 10s | Max: 23m 10s
      🟩 cuda.parallel      Pass: 100%/1   | Total:  6m 58s | Avg:  6m 58s | Max:  6m 58s
    
  • 🟩 cccl_c_parallel: Pass: 100%/2 | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits: 98%/326

    🟩 cpu
      🟩 amd64              Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 ctk
      🟩 12.8               Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 cxx
      🟩 GCC13              Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 cxx_family
      🟩 GCC                Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 gpu
      🟩 rtx2080            Pass: 100%/2   | Total: 33m 06s | Avg: 16m 33s | Max: 30m 46s | Hits:  98%/326   
    🟩 jobs
      🟩 Build              Pass: 100%/1   | Total:  2m 20s | Avg:  2m 20s | Max:  2m 20s | Hits:  98%/163   
      🟩 Test               Pass: 100%/1   | Total: 30m 46s | Avg: 30m 46s | Max: 30m 46s | Hits:  98%/163   
    

👃 Inspect Changes

Modifications in project?

Project
CCCL Infrastructure
+/- libcu++
CUB
Thrust
CUDA Experimental
stdpar
python
CCCL C Parallel Library
Catch2Helper

Modifications in project or dependencies?

Project
CCCL Infrastructure
+/- libcu++
+/- CUB
+/- Thrust
+/- CUDA Experimental
+/- stdpar
+/- python
+/- CCCL C Parallel Library
+/- Catch2Helper

🏃‍ Runner counts (total jobs: 174)

# Runner
123 linux-amd64-cpu16
15 windows-amd64-cpu16
12 linux-arm64-cpu16
10 linux-amd64-gpu-rtx2080-latest-1
6 linux-amd64-gpu-rtxa6000-latest-1
5 linux-amd64-gpu-h100-latest-1
3 linux-amd64-gpu-rtx4090-latest-1

@github-project-automation github-project-automation Bot moved this from In Progress to In Review in CCCL May 7, 2025
@miscco
miscco enabled auto-merge (squash) May 7, 2025 06:17
@github-actions

github-actions Bot commented May 7, 2025

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🟩 CI finished in 1h 31m: Pass: 100%/174 | Total: 1d 15h | Avg: 13m 44s | Max: 1h 29m | Hits: 85%/278927
  • 🟩 cub: Pass: 100%/47 | Total: 13h 59m | Avg: 17m 51s | Max: 1h 15m | Hits: 89%/56946

    🟩 cpu
      🟩 amd64              Pass: 100%/45  | Total: 13h 47m | Avg: 18m 23s | Max:  1h 15m | Hits:  89%/54470 
      🟩 arm64              Pass: 100%/2   | Total: 12m 19s | Avg:  6m 09s | Max:  6m 31s | Hits:  99%/2476  
    🟩 ctk
      🟩 12.0               Pass: 100%/5   | Total:  1h 29m | Avg: 17m 56s | Max:  1h 05m | Hits:  85%/6016  
      🟩 12.8               Pass: 100%/42  | Total: 12h 29m | Avg: 17m 51s | Max:  1h 15m | Hits:  90%/50930 
    🟩 cudacxx
      🟩 ClangCUDA19        Pass: 100%/2   | Total: 10m 48s | Avg:  5m 24s | Max:  5m 30s | Hits: 100%/2132  
      🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 29m | Avg: 17m 56s | Max:  1h 05m | Hits:  85%/6016  
      🟩 nvcc12.8           Pass: 100%/40  | Total: 12h 19m | Avg: 18m 28s | Max:  1h 15m | Hits:  90%/48798 
    🟩 cudacxx_family
      🟩 ClangCUDA          Pass: 100%/2   | Total: 10m 48s | Avg:  5m 24s | Max:  5m 30s | Hits: 100%/2132  
      🟩 nvcc               Pass: 100%/45  | Total: 13h 48m | Avg: 18m 25s | Max:  1h 15m | Hits:  89%/54814 
    🟩 cxx
      🟩 Clang14            Pass: 100%/4   | Total: 24m 57s | Avg:  6m 14s | Max:  6m 28s | Hits: 100%/4960  
      🟩 Clang15            Pass: 100%/2   | Total: 13m 58s | Avg:  6m 59s | Max:  7m 01s | Hits: 100%/2476  
      🟩 Clang16            Pass: 100%/2   | Total: 13m 51s | Avg:  6m 55s | Max:  7m 05s | Hits: 100%/2476  
      🟩 Clang17            Pass: 100%/2   | Total: 13m 22s | Avg:  6m 41s | Max:  6m 56s | Hits: 100%/2476  
      🟩 Clang18            Pass: 100%/2   | Total: 12m 50s | Avg:  6m 25s | Max:  6m 41s | Hits: 100%/2476  
      🟩 Clang19            Pass: 100%/7   | Total:  1h 20m | Avg: 11m 28s | Max: 29m 39s | Hits: 100%/8322  
      🟩 GCC7               Pass: 100%/2   | Total: 12m 45s | Avg:  6m 22s | Max:  6m 45s | Hits:  99%/2480  
      🟩 GCC8               Pass: 100%/1   | Total:  6m 36s | Avg:  6m 36s | Max:  6m 36s | Hits:  99%/1240  
      🟩 GCC9               Pass: 100%/2   | Total: 13m 34s | Avg:  6m 47s | Max:  7m 07s | Hits:  99%/2480  
      🟩 GCC10              Pass: 100%/2   | Total: 14m 21s | Avg:  7m 10s | Max:  7m 20s | Hits:  99%/2480  
      🟩 GCC11              Pass: 100%/2   | Total: 14m 31s | Avg:  7m 15s | Max:  7m 35s | Hits:  99%/2476  
      🟩 GCC12              Pass: 100%/2   | Total: 14m 16s | Avg:  7m 08s | Max:  7m 23s | Hits:  99%/2476  
      🟩 GCC13              Pass: 100%/11  | Total:  3h 09m | Avg: 17m 11s | Max: 30m 11s | Hits:  99%/13618 
      🟩 MSVC14.29          Pass: 100%/2   | Total:  2h 12m | Avg:  1h 06m | Max:  1h 07m | Hits:  15%/2112  
      🟩 MSVC14.42          Pass: 100%/2   | Total:  2h 13m | Avg:  1h 06m | Max:  1h 09m | Hits:  15%/2112  
      🟩 NVHPC25.3          Pass: 100%/2   | Total:  2h 28m | Avg:  1h 14m | Max:  1h 15m | Hits:   9%/2286  
    🟩 cxx_family
      🟩 Clang              Pass: 100%/19  | Total:  2h 39m | Avg:  8m 22s | Max: 29m 39s | Hits: 100%/23186 
      🟩 GCC                Pass: 100%/22  | Total:  4h 25m | Avg: 12m 03s | Max: 30m 11s | Hits:  99%/27250 
      🟩 MSVC               Pass: 100%/4   | Total:  4h 26m | Avg:  1h 06m | Max:  1h 09m | Hits:  15%/4224  
      🟩 NVHPC              Pass: 100%/2   | Total:  2h 28m | Avg:  1h 14m | Max:  1h 15m | Hits:   9%/2286  
    🟩 gpu
      🟩 h100               Pass: 100%/3   | Total: 56m 24s | Avg: 18m 48s | Max: 28m 51s | Hits:  99%/3714  
      🟩 rtx2080            Pass: 100%/36  | Total: 10h 15m | Avg: 17m 05s | Max:  1h 15m | Hits:  86%/43328 
      🟩 rtxa6000           Pass: 100%/8   | Total:  2h 47m | Avg: 20m 58s | Max: 30m 11s | Hits:  99%/9904  
    🟩 jobs
      🟩 Build              Pass: 100%/39  | Total: 10h 34m | Avg: 16m 16s | Max:  1h 15m | Hits:  87%/47042 
      🟩 DeviceLaunch       Pass: 100%/1   | Total: 30m 11s | Avg: 30m 11s | Max: 30m 11s | Hits:  99%/1238  
      🟩 GraphCapture       Pass: 100%/1   | Total: 20m 16s | Avg: 20m 16s | Max: 20m 16s | Hits:  99%/1238  
      🟩 HostLaunch         Pass: 100%/3   | Total:  1h 26m | Avg: 28m 49s | Max: 29m 39s | Hits:  99%/3714  
      🟩 TestGPU            Pass: 100%/3   | Total:  1h 08m | Avg: 22m 40s | Max: 24m 38s | Hits:  99%/3714  
    🟩 sm
      🟩 90                 Pass: 100%/3   | Total: 56m 24s | Avg: 18m 48s | Max: 28m 51s | Hits:  99%/3714  
      🟩 90;90a;100         Pass: 100%/1   | Total:  8m 11s | Avg:  8m 11s | Max:  8m 11s | Hits:  99%/1238  
    🟩 std
      🟩 17                 Pass: 100%/21  | Total:  6h 26m | Avg: 18m 25s | Max:  1h 15m | Hits:  85%/25201 
      🟩 20                 Pass: 100%/26  | Total:  7h 32m | Avg: 17m 24s | Max:  1h 13m | Hits:  93%/31745 
    
  • 🟩 thrust: Pass: 100%/47 | Total: 11h 33m | Avg: 14m 45s | Max: 1h 29m | Hits: 88%/84074

    🟩 cmake_options
      🟩 -DTHRUST_DISPATCH_TYPE=Force32bit Pass: 100%/2   | Total: 17m 33s | Avg:  8m 46s | Max: 11m 37s | Hits:  99%/3580  
    🟩 cpu
      🟩 amd64              Pass: 100%/45  | Total: 11h 23m | Avg: 15m 10s | Max:  1h 29m | Hits:  87%/80495 
      🟩 arm64              Pass: 100%/2   | Total: 10m 16s | Avg:  5m 08s | Max:  5m 25s | Hits:  99%/3579  
    🟩 ctk
      🟩 12.0               Pass: 100%/5   | Total:  1h 14m | Avg: 14m 59s | Max: 54m 41s | Hits:  83%/8941  
      🟩 12.8               Pass: 100%/42  | Total: 10h 18m | Avg: 14m 43s | Max:  1h 29m | Hits:  89%/75133 
    🟩 cudacxx
      🟩 ClangCUDA19        Pass: 100%/2   | Total: 10m 19s | Avg:  5m 09s | Max:  5m 13s | Hits: 100%/3578  
      🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 14m | Avg: 14m 59s | Max: 54m 41s | Hits:  83%/8941  
      🟩 nvcc12.8           Pass: 100%/40  | Total: 10h 08m | Avg: 15m 12s | Max:  1h 29m | Hits:  88%/71555 
    🟩 cudacxx_family
      🟩 ClangCUDA          Pass: 100%/2   | Total: 10m 19s | Avg:  5m 09s | Max:  5m 13s | Hits: 100%/3578  
      🟩 nvcc               Pass: 100%/45  | Total: 11h 23m | Avg: 15m 10s | Max:  1h 29m | Hits:  87%/80496 
    🟩 cxx
      🟩 Clang14            Pass: 100%/4   | Total: 21m 16s | Avg:  5m 19s | Max:  5m 47s | Hits: 100%/7156  
      🟩 Clang15            Pass: 100%/2   | Total: 11m 29s | Avg:  5m 44s | Max:  6m 00s | Hits: 100%/3578  
      🟩 Clang16            Pass: 100%/2   | Total: 11m 08s | Avg:  5m 34s | Max:  5m 41s | Hits: 100%/3578  
      🟩 Clang17            Pass: 100%/2   | Total: 10m 59s | Avg:  5m 29s | Max:  5m 31s | Hits: 100%/3578  
      🟩 Clang18            Pass: 100%/2   | Total: 11m 01s | Avg:  5m 30s | Max:  5m 39s | Hits: 100%/3578  
      🟩 Clang19            Pass: 100%/7   | Total: 46m 11s | Avg:  6m 35s | Max: 11m 01s | Hits: 100%/12523 
      🟩 GCC7               Pass: 100%/2   | Total: 10m 50s | Avg:  5m 25s | Max:  5m 46s | Hits:  99%/3580  
      🟩 GCC8               Pass: 100%/1   | Total:  5m 23s | Avg:  5m 23s | Max:  5m 23s | Hits:  99%/1790  
      🟩 GCC9               Pass: 100%/2   | Total: 11m 36s | Avg:  5m 48s | Max:  6m 13s | Hits:  99%/3580  
      🟩 GCC10              Pass: 100%/2   | Total: 11m 36s | Avg:  5m 48s | Max:  5m 48s | Hits:  99%/3580  
      🟩 GCC11              Pass: 100%/2   | Total: 12m 25s | Avg:  6m 12s | Max:  6m 20s | Hits:  99%/3580  
      🟩 GCC12              Pass: 100%/2   | Total: 12m 18s | Avg:  6m 09s | Max:  6m 23s | Hits:  99%/3580  
      🟩 GCC13              Pass: 100%/10  | Total:  1h 27m | Avg:  8m 42s | Max: 11m 57s | Hits:  95%/17900 
      🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 49m | Avg: 54m 43s | Max: 54m 45s | Hits:  34%/3566  
      🟩 MSVC14.42          Pass: 100%/3   | Total:  2h 25m | Avg: 48m 26s | Max: 58m 56s | Hits:  43%/5349  
      🟩 NVHPC25.3          Pass: 100%/2   | Total:  2h 55m | Avg:  1h 27m | Max:  1h 29m | Hits:   0%/3578  
    🟩 cxx_family
      🟩 Clang              Pass: 100%/19  | Total:  1h 52m | Avg:  5m 53s | Max: 11m 01s | Hits: 100%/33991 
      🟩 GCC                Pass: 100%/21  | Total:  2h 31m | Avg:  7m 11s | Max: 11m 57s | Hits:  97%/37590 
      🟩 MSVC               Pass: 100%/5   | Total:  4h 14m | Avg: 50m 56s | Max: 58m 56s | Hits:  40%/8915  
      🟩 NVHPC              Pass: 100%/2   | Total:  2h 55m | Avg:  1h 27m | Max:  1h 29m | Hits:   0%/3578  
    🟩 gpu
      🟩 h100               Pass: 100%/2   | Total: 18m 58s | Avg:  9m 29s | Max: 11m 57s | Hits:  92%/3580  
      🟩 rtx2080            Pass: 100%/35  | Total:  8h 38m | Avg: 14m 48s | Max:  1h 29m | Hits:  87%/62611 
      🟩 rtx4090            Pass: 100%/10  | Total:  2h 36m | Avg: 15m 36s | Max: 58m 40s | Hits:  91%/17883 
    🟩 jobs
      🟩 Build              Pass: 100%/40  | Total: 10h 02m | Avg: 15m 03s | Max:  1h 29m | Hits:  86%/71553 
      🟩 TestCPU            Pass: 100%/3   | Total: 44m 53s | Avg: 14m 57s | Max: 27m 42s | Hits:  99%/5362  
      🟩 TestGPU            Pass: 100%/4   | Total: 46m 24s | Avg: 11m 36s | Max: 11m 57s | Hits:  99%/7159  
    🟩 sm
      🟩 90                 Pass: 100%/2   | Total: 18m 58s | Avg:  9m 29s | Max: 11m 57s | Hits:  92%/3580  
      🟩 90;90a;100         Pass: 100%/1   | Total:  6m 44s | Avg:  6m 44s | Max:  6m 44s | Hits:  99%/1790  
    🟩 std
      🟩 17                 Pass: 100%/21  | Total:  5h 55m | Avg: 16m 55s | Max:  1h 25m | Hits:  83%/37560 
      🟩 20                 Pass: 100%/24  | Total:  5h 20m | Avg: 13m 21s | Max:  1h 29m | Hits:  91%/42934 
    
  • 🟩 libcudacxx: Pass: 100%/45 | Total: 10h 15m | Avg: 13m 40s | Max: 48m 02s | Hits: 81%/122965

    🟩 cpu
      🟩 amd64              Pass: 100%/43  | Total: 10h 00m | Avg: 13m 57s | Max: 48m 02s | Hits:  81%/116590
      🟩 arm64              Pass: 100%/2   | Total: 15m 26s | Avg:  7m 43s | Max: 11m 30s | Hits:  88%/6375  
    🟩 ctk
      🟩 12.0               Pass: 100%/5   | Total:  1h 15m | Avg: 15m 11s | Max: 38m 37s | Hits:  84%/15549 
      🟩 12.8               Pass: 100%/40  | Total:  8h 59m | Avg: 13m 29s | Max: 48m 02s | Hits:  81%/107416
    🟩 cudacxx
      🟩 ClangCUDA19        Pass: 100%/2   | Total: 46m 20s | Avg: 23m 10s | Max: 23m 46s | Hits:  27%/6337  
      🟩 nvcc12.0           Pass: 100%/5   | Total:  1h 15m | Avg: 15m 11s | Max: 38m 37s | Hits:  84%/15549 
      🟩 nvcc12.8           Pass: 100%/38  | Total:  8h 13m | Avg: 12m 58s | Max: 48m 02s | Hits:  84%/101079
    🟩 cudacxx_family
      🟩 ClangCUDA          Pass: 100%/2   | Total: 46m 20s | Avg: 23m 10s | Max: 23m 46s | Hits:  27%/6337  
      🟩 nvcc               Pass: 100%/43  | Total:  9h 29m | Avg: 13m 14s | Max: 48m 02s | Hits:  84%/116628
    🟩 cxx
      🟩 Clang14            Pass: 100%/4   | Total: 23m 37s | Avg:  5m 54s | Max: 10m 22s | Hits:  93%/12630 
      🟩 Clang15            Pass: 100%/2   | Total: 18m 12s | Avg:  9m 06s | Max: 13m 19s | Hits:  89%/6333  
      🟩 Clang16            Pass: 100%/2   | Total: 17m 44s | Avg:  8m 52s | Max: 13m 08s | Hits:  88%/6333  
      🟩 Clang17            Pass: 100%/2   | Total: 17m 15s | Avg:  8m 37s | Max: 12m 44s | Hits:  88%/6333  
      🟩 Clang18            Pass: 100%/2   | Total:  9m 06s | Avg:  4m 33s | Max:  4m 34s | Hits:  99%/6333  
      🟩 Clang19            Pass: 100%/6   | Total:  1h 47m | Avg: 17m 55s | Max: 31m 54s | Hits:  62%/15857 
      🟩 GCC7               Pass: 100%/2   | Total: 22m 47s | Avg: 11m 23s | Max: 18m 39s | Hits:  73%/6267  
      🟩 GCC8               Pass: 100%/1   | Total:  4m 06s | Avg:  4m 06s | Max:  4m 06s | Hits:  99%/3144  
      🟩 GCC9               Pass: 100%/2   | Total:  8m 14s | Avg:  4m 07s | Max:  4m 22s | Hits:  99%/6279  
      🟩 GCC10              Pass: 100%/2   | Total:  8m 35s | Avg:  4m 17s | Max:  4m 21s | Hits:  99%/6335  
      🟩 GCC11              Pass: 100%/2   | Total: 27m 13s | Avg: 13m 36s | Max: 22m 59s | Hits:  70%/6331  
      🟩 GCC12              Pass: 100%/2   | Total:  8m 51s | Avg:  4m 25s | Max:  4m 29s | Hits:  99%/6335  
      🟩 GCC13              Pass: 100%/10  | Total:  1h 20m | Avg:  8m 04s | Max: 18m 40s | Hits:  99%/16103 
      🟩 MSVC14.29          Pass: 100%/2   | Total:  1h 20m | Avg: 40m 05s | Max: 41m 33s | Hits:  98%/5977  
      🟩 MSVC14.42          Pass: 100%/2   | Total:  1h 34m | Avg: 47m 27s | Max: 48m 02s | Hits:  40%/6052  
      🟩 NVHPC25.3          Pass: 100%/2   | Total:  1h 26m | Avg: 43m 17s | Max: 47m 04s | Hits:   2%/6323  
    🟩 cxx_family
      🟩 Clang              Pass: 100%/18  | Total:  3h 13m | Avg: 10m 44s | Max: 31m 54s | Hits:  83%/53819 
      🟩 GCC                Pass: 100%/21  | Total:  2h 40m | Avg:  7m 38s | Max: 22m 59s | Hits:  92%/50794 
      🟩 MSVC               Pass: 100%/4   | Total:  2h 55m | Avg: 43m 46s | Max: 48m 02s | Hits:  69%/12029 
      🟩 NVHPC              Pass: 100%/2   | Total:  1h 26m | Avg: 43m 17s | Max: 47m 04s | Hits:   2%/6323  
    🟩 gpu
      🟩 h100               Pass: 100%/2   | Total: 16m 42s | Avg:  8m 21s | Max: 12m 42s | Hits:  99%/3270  
      🟩 rtx2080            Pass: 100%/43  | Total:  9h 58m | Avg: 13m 55s | Max: 48m 02s | Hits:  81%/119695
    🟩 jobs
      🟩 Build              Pass: 100%/39  | Total:  8h 44m | Avg: 13m 27s | Max: 48m 02s | Hits:  81%/122925
      🟩 NVRTC              Pass: 100%/2   | Total: 34m 36s | Avg: 17m 18s | Max: 18m 40s | Hits:  90%/40    
      🟩 Test               Pass: 100%/3   | Total: 54m 01s | Avg: 18m 00s | Max: 31m 54s
      🟩 VerifyCodegen      Pass: 100%/1   | Total:  2m 17s | Avg:  2m 17s | Max:  2m 17s
    🟩 sm
      🟩 75                 Pass: 100%/2   | Total: 34m 36s | Avg: 17m 18s | Max: 18m 40s | Hits:  90%/40    
      🟩 90                 Pass: 100%/2   | Total: 16m 42s | Avg:  8m 21s | Max: 12m 42s | Hits:  99%/3270  
      🟩 90;90a;100         Pass: 100%/1   | Total:  4m 50s | Avg:  4m 50s | Max:  4m 50s | Hits:  99%/3270  
    🟩 std
      🟩 17                 Pass: 100%/22  | Total:  5h 08m | Avg: 14m 02s | Max: 46m 53s | Hits:  83%/65563 
      🟩 20                 Pass: 100%/22  | Total:  5h 04m | Avg: 13m 50s | Max: 48m 02s | Hits:  80%/57402 
    
  • 🟩 cudax: Pass: 100%/26 | Total: 2h 59m | Avg: 6m 54s | Max: 33m 54s | Hits: 91%/14616

    🟩 cpu
      🟩 amd64              Pass: 100%/22  | Total:  2h 47m | Avg:  7m 36s | Max: 33m 54s | Hits:  89%/12276 
      🟩 arm64              Pass: 100%/4   | Total: 12m 05s | Avg:  3m 01s | Max:  3m 11s | Hits:  99%/2340  
    🟩 ctk
      🟩 12.0               Pass: 100%/3   | Total: 19m 06s | Avg:  6m 22s | Max: 13m 07s | Hits:  89%/1460  
      🟩 12.8               Pass: 100%/23  | Total:  2h 40m | Avg:  6m 58s | Max: 33m 54s | Hits:  91%/13156 
    🟩 cudacxx
      🟩 nvcc12.0           Pass: 100%/3   | Total: 19m 06s | Avg:  6m 22s | Max: 13m 07s | Hits:  89%/1460  
      🟩 nvcc12.8           Pass: 100%/23  | Total:  2h 40m | Avg:  6m 58s | Max: 33m 54s | Hits:  91%/13156 
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/26  | Total:  2h 59m | Avg:  6m 54s | Max: 33m 54s | Hits:  91%/14616 
    🟩 cxx
      🟩 Clang14            Pass: 100%/2   | Total:  6m 05s | Avg:  3m 02s | Max:  3m 13s | Hits: 100%/1174  
      🟩 Clang15            Pass: 100%/1   | Total:  3m 16s | Avg:  3m 16s | Max:  3m 16s | Hits: 100%/585   
      🟩 Clang16            Pass: 100%/1   | Total:  3m 25s | Avg:  3m 25s | Max:  3m 25s | Hits: 100%/585   
      🟩 Clang17            Pass: 100%/1   | Total:  3m 23s | Avg:  3m 23s | Max:  3m 23s | Hits: 100%/585   
      🟩 Clang18            Pass: 100%/1   | Total:  3m 34s | Avg:  3m 34s | Max:  3m 34s | Hits: 100%/585   
      🟩 Clang19            Pass: 100%/4   | Total: 17m 01s | Avg:  4m 15s | Max:  7m 53s | Hits: 100%/2340  
      🟩 GCC10              Pass: 100%/2   | Total:  6m 40s | Avg:  3m 20s | Max:  3m 33s | Hits:  99%/1174  
      🟩 GCC11              Pass: 100%/1   | Total:  3m 17s | Avg:  3m 17s | Max:  3m 17s | Hits:  99%/585   
      🟩 GCC12              Pass: 100%/1   | Total:  3m 34s | Avg:  3m 34s | Max:  3m 34s | Hits:  99%/585   
      🟩 GCC13              Pass: 100%/8   | Total: 35m 35s | Avg:  4m 26s | Max:  9m 13s | Hits:  99%/4680  
      🟩 MSVC14.39          Pass: 100%/1   | Total: 13m 07s | Avg: 13m 07s | Max: 13m 07s | Hits:  46%/286   
      🟩 MSVC14.42          Pass: 100%/1   | Total: 13m 21s | Avg: 13m 21s | Max: 13m 21s | Hits:  46%/286   
      🟩 NVHPC25.3          Pass: 100%/2   | Total:  1h 07m | Avg: 33m 39s | Max: 33m 54s | Hits:  19%/1166  
    🟩 cxx_family
      🟩 Clang              Pass: 100%/10  | Total: 36m 44s | Avg:  3m 40s | Max:  7m 53s | Hits: 100%/5854  
      🟩 GCC                Pass: 100%/12  | Total: 49m 06s | Avg:  4m 05s | Max:  9m 13s | Hits:  99%/7024  
      🟩 MSVC               Pass: 100%/2   | Total: 26m 28s | Avg: 13m 14s | Max: 13m 21s | Hits:  46%/572   
      🟩 NVHPC              Pass: 100%/2   | Total:  1h 07m | Avg: 33m 39s | Max: 33m 54s | Hits:  19%/1166  
    🟩 gpu
      🟩 h100               Pass: 100%/2   | Total: 10m 28s | Avg:  5m 14s | Max:  7m 29s | Hits:  99%/1170  
      🟩 rtx2080            Pass: 100%/24  | Total:  2h 49m | Avg:  7m 02s | Max: 33m 54s | Hits:  90%/13446 
    🟩 jobs
      🟩 Build              Pass: 100%/23  | Total:  2h 35m | Avg:  6m 44s | Max: 33m 54s | Hits:  90%/12861 
      🟩 Test               Pass: 100%/3   | Total: 24m 35s | Avg:  8m 11s | Max:  9m 13s | Hits:  99%/1755  
    🟩 sm
      🟩 90                 Pass: 100%/3   | Total: 13m 34s | Avg:  4m 31s | Max:  7m 29s | Hits:  99%/1755  
      🟩 90a                Pass: 100%/1   | Total:  3m 07s | Avg:  3m 07s | Max:  3m 07s | Hits:  99%/585   
    🟩 std
      🟩 17                 Pass: 100%/4   | Total: 42m 59s | Avg: 10m 44s | Max: 33m 54s | Hits:  79%/2338  
      🟩 20                 Pass: 100%/22  | Total:  2h 16m | Avg:  6m 12s | Max: 33m 25s | Hits:  93%/12278 
    
  • 🟩 stdpar: Pass: 100%/4 | Total: 19m 40s | Avg: 4m 55s | Max: 5m 43s

    🟩 cpu
      🟩 amd64              Pass: 100%/2   | Total: 11m 16s | Avg:  5m 38s | Max:  5m 43s
      🟩 arm64              Pass: 100%/2   | Total:  8m 24s | Avg:  4m 12s | Max:  4m 16s
    🟩 ctk
      🟩 12.8               Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 cxx
      🟩 NVHPC25.3          Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 cxx_family
      🟩 NVHPC              Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 gpu
      🟩 rtx2080            Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 jobs
      🟩 Build              Pass: 100%/4   | Total: 19m 40s | Avg:  4m 55s | Max:  5m 43s
    🟩 std
      🟩 17                 Pass: 100%/2   | Total:  9m 59s | Avg:  4m 59s | Max:  5m 43s
      🟩 20                 Pass: 100%/2   | Total:  9m 41s | Avg:  4m 50s | Max:  5m 33s
    
  • 🟩 python: Pass: 100%/3 | Total: 29m 33s | Avg: 9m 51s | Max: 20m 09s

    🟩 cpu
      🟩 amd64              Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 ctk
      🟩 12.8               Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 cxx
      🟩 GCC13              Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 cxx_family
      🟩 GCC                Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 gpu
      🟩 rtx2080            Pass: 100%/3   | Total: 29m 33s | Avg:  9m 51s | Max: 20m 09s
    🟩 jobs
      🟩 cuda.cccl          Pass: 100%/1   | Total:  2m 53s | Avg:  2m 53s | Max:  2m 53s
      🟩 cuda.cooperative   Pass: 100%/1   | Total: 20m 09s | Avg: 20m 09s | Max: 20m 09s
      🟩 cuda.parallel      Pass: 100%/1   | Total:  6m 31s | Avg:  6m 31s | Max:  6m 31s
    
  • 🟩 cccl_c_parallel: Pass: 100%/2 | Total: 13m 41s | Avg: 6m 50s | Max: 11m 29s | Hits: 98%/326

    🟩 cpu
      🟩 amd64              Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 ctk
      🟩 12.8               Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 cudacxx
      🟩 nvcc12.8           Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 cudacxx_family
      🟩 nvcc               Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 cxx
      🟩 GCC13              Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 cxx_family
      🟩 GCC                Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 gpu
      🟩 rtx2080            Pass: 100%/2   | Total: 13m 41s | Avg:  6m 50s | Max: 11m 29s | Hits:  98%/326   
    🟩 jobs
      🟩 Build              Pass: 100%/1   | Total:  2m 12s | Avg:  2m 12s | Max:  2m 12s | Hits:  98%/163   
      🟩 Test               Pass: 100%/1   | Total: 11m 29s | Avg: 11m 29s | Max: 11m 29s | Hits:  98%/163   
    

👃 Inspect Changes

Modifications in project?

Project
CCCL Infrastructure
+/- libcu++
CUB
Thrust
CUDA Experimental
stdpar
python
CCCL C Parallel Library
Catch2Helper

Modifications in project or dependencies?

Project
CCCL Infrastructure
+/- libcu++
+/- CUB
+/- Thrust
+/- CUDA Experimental
+/- stdpar
+/- python
+/- CCCL C Parallel Library
+/- Catch2Helper

🏃‍ Runner counts (total jobs: 174)

# Runner
123 linux-amd64-cpu16
15 windows-amd64-cpu16
12 linux-arm64-cpu16
10 linux-amd64-gpu-rtx2080-latest-1
6 linux-amd64-gpu-rtxa6000-latest-1
5 linux-amd64-gpu-h100-latest-1
3 linux-amd64-gpu-rtx4090-latest-1

@miscco
miscco merged commit f39c6c1 into NVIDIA:main May 7, 2025
@github-project-automation github-project-automation Bot moved this from In Review to Done in CCCL May 7, 2025
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