tracematch 0.0.4

High-performance GPS route matching and activity analysis
Documentation 
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name: Benchmarks

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

permissions:
  contents: write
  pull-requests: write

env:
  CARGO_TERM_COLOR: always

jobs:
  benchmark:
    name: Performance Regression Check
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable

      - uses: swatinem/rust-cache@v2
        with:
          prefix-key: bench

      - name: Install valgrind
        run: sudo apt-get update && sudo apt-get install -y valgrind

      - name: Install iai-callgrind-runner
        run: cargo install iai-callgrind-runner@0.14.2

      - name: Verify iai-callgrind-runner
        run: |
          which iai-callgrind-runner || echo "$HOME/.cargo/bin/iai-callgrind-runner"
          ls -la $HOME/.cargo/bin/ | grep iai || true

      - name: Cache iai-callgrind baselines
        uses: actions/cache@v4
        with:
          path: target/iai
          key: iai-baseline-${{ runner.os }}-${{ hashFiles('benches/iai_benchmarks.rs') }}
          restore-keys: |
            iai-baseline-${{ runner.os }}-

      - name: Run iai-callgrind benchmarks
        run: cargo bench --bench iai_benchmarks
        env:
          IAI_CALLGRIND_RUNNER: /home/runner/.cargo/bin/iai-callgrind-runner

      - name: Upload benchmark results
        uses: actions/upload-artifact@v4
        with:
          name: iai-benchmark-results
          path: target/iai/
          retention-days: 30