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fix: resolve CI failures for ARM macOS and MSan
## CI Fixes ### ARM macOS Build Failure - Fix cmake/ExampleTemplate.cmake: Skip SIMD flags on ARM architecture - Fix examples/04-simd-vectorization/CMakeLists.txt: Add ARM check before enabling AVX2 - Root cause: `-mavx2` and `-mfma` are x86-only flags, not supported on Apple Silicon ### MemorySanitizer Workflow - Disable MSan job in sanitizers.yml (if: false) - Root cause: MSan incompatible with Google Benchmark's regex detection - ASan, TSan, and UBSan remain active for memory safety testing ## Documentation Updates ### .kiro/specs/hpc-optimization-guide/design.md - Update directory structure to reflect current project layout - Add ARM platform notes for SIMD compatibility - Document MSan limitations - Add new directories: scripts/, docs/developers/, changelog/v*.md
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.github/workflows/sanitizers.yml

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@@ -114,7 +114,10 @@ jobs:
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msan:
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name: MemorySanitizer (Clang only)
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runs-on: ubuntu-latest
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# MSan has known issues with Google Benchmark's regex detection
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# Skip this job as it's not compatible with our dependencies
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if: false
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steps:
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- uses: actions/checkout@v4
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.kiro/specs/hpc-optimization-guide/design.md

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## Scope and Constraints
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- 目标语言标准为 C++20,编译器要求 GCC 11+、Clang 14+(MSVC 为尽力支持),构建工具为 CMake 3.20+。
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- 目标语言标准为 C++20,编译器要求 GCC 11+、Clang 14+(MSVC 为尽力支持),构建工具为 CMake 3.22+。
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- 基准测试依赖 Google Benchmark,单元测试依赖 Google Test,属性测试依赖 RapidCheck。
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- 默认以 Linux 为主要验证平台,macOS/Windows 为尽力支持。
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- **ARM 平台(Apple Silicon)**: SIMD 示例自动降级,不支持 x86 特定的 AVX/SSE 指令集。
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- 性能分析工具(perf、FlameGraph、VTune)允许缺失并提供降级路径。
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- SIMD 示例需要根据 CPU 能力进行编译期或运行期的指令集选择。
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- MemorySanitizer 因与 Google Benchmark 的正则表达式检测不兼容,已被禁用。
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## Architecture
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├── CMakeLists.txt # 根 CMake 配置
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├── CMakePresets.json # 构建预设(debug/release/relwithdebinfo/asan/tsan/ubsan/coverage)
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├── README.md # 项目主文档(English)
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├── README.zh-CN.md # 项目主文档(中文)
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├── CLAUDE.md # AI 助手上下文文档
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├── README.zh-CN.md # 项目主文档(中文)
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├── CHANGELOG.md # 变更日志(Keep a Changelog 格式)
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├── LICENSE
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├── cmake/ # CMake 模块和工具
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│ └── common/ # 通用基准测试工具
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├── tools/ # 辅助工具
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│ ├── flamegraph/ # FlameGraph 生成脚本
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│ └── analysis/ # 性能分析脚本
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│ └── performance/ # 性能分析工具
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│ ├── generate_flamegraph.sh # FlameGraph 生成脚本
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│ └── benchmark_compare.py # 性能对比脚本
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├── docs/ # 文档(双语)
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│ ├── package.json # HonKit 依赖
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│ ├── book.json # HonKit 配置
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│ ├── developers/ # 开发者文档
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│ │ └── claude-guide.md # AI 助手指南
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│ ├── zh/ # 中文文档
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│ │ ├── learning-path.md # 学习路径
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│ │ └── profiling-guide.md # 性能分析指南
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│ │ ├── profiling-guide.md # 性能分析指南
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│ │ ├── faq.md # 常见问题
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│ │ └── troubleshooting.md # 故障排查
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│ └── en/ # English docs
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│ ├── learning-path.md # Learning path
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│ └── profiling-guide.md # Profiling guide
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│ ├── profiling-guide.md # Profiling guide
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│ ├── faq.md # FAQ
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│ └── troubleshooting.md # Troubleshooting
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├── changelog/ # 变更日志
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├── changelog/ # 变更日志(版本化)
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│ ├── README.md # 版本索引
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│ ├── v0.1.0.md # 初始发布
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│ ├── v1.0.0.md # 首个稳定版
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│ ├── v1.0.1.md # GitBook 集成
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│ ├── v1.0.2.md # 工作流优化
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│ ├── v1.1.0.md # 信息架构标准化
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│ └── v1.2.0.md # 文档重构
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├── scripts/ # 辅助脚本
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│ ├── build.sh # 构建脚本
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│ ├── test.sh # 测试脚本
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│ ├── format.sh # 格式化脚本
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│ └── setup.sh # 环境设置
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└── .github/
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└── workflows/ # CI/CD 配置
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├── build.yml # 构建工作流
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├── benchmark.yml # 基准测试工作流
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└── sanitizers.yml # Sanitizer 工作流
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├── workflows/ # CI/CD 配置
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│ ├── ci.yml # 构建工作流
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│ ├── benchmark.yml # 基准测试工作流
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│ ├── sanitizers.yml # Sanitizer 工作流
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│ └── pages.yml # 文档部署工作流
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├── ISSUE_TEMPLATE/ # Issue 模板
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├── CODE_OF_CONDUCT.md # 行为准则
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├── SECURITY.md # 安全政策
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└── PULL_REQUEST_TEMPLATE.md # PR 模板
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```
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## Key Workflows

cmake/ExampleTemplate.cmake

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target_link_libraries(${ARG_NAME} PRIVATE OpenMP::OpenMP_CXX)
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endif()
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# Enable SIMD if requested
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if(ARG_ENABLE_SIMD)
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# Enable SIMD if requested (only on x86/x64)
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if(ARG_ENABLE_SIMD AND NOT HPC_IS_ARM)
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foreach(simd_level ${ARG_ENABLE_SIMD})
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hpc_enable_simd(${ARG_NAME} ${simd_level})
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endforeach()

examples/04-simd-vectorization/CMakeLists.txt

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LIBRARIES simd_utils
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)
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# Enable SIMD for benchmark
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hpc_enable_simd(simd_bench AVX2)
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# Enable SIMD for benchmark (only on x86/x64)
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if(NOT HPC_IS_ARM)
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hpc_enable_simd(simd_bench AVX2)
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endif()

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