name: Core-13 Pure CI (LLVM)

on:
  push:
  pull_request:

jobs:
  test-core13-pure-llvm:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust (stable)
        uses: dtolnay/rust-toolchain@stable

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Install LLVM 18 (llvm-config-18)
        run: |
          sudo apt-get update
          sudo apt-get install -y curl ca-certificates lsb-release wget gnupg
          curl -fsSL https://apt.llvm.org/llvm.sh -o llvm.sh
          chmod +x llvm.sh
          sudo ./llvm.sh 18
          llvm-config-18 --version

      - name: Run tests with Core-13 pure mode + LLVM
        env:
          NYASH_MIR_CORE13_PURE: "1"
        run: |
          export LLVM_SYS_180_PREFIX="$(llvm-config-18 --prefix)"
          export LLVM_SYS_181_PREFIX="$(llvm-config-18 --prefix)"
          cargo test --features llvm --all-targets --no-fail-fast