v/.github/workflows/ci.yml

name: Code CI

on:
  push:
    paths-ignore:
      - "**.md"
  pull_request:
    paths-ignore:
      - "**.md"

concurrency:
  group: build-ci-${{ github.event.pull_request.number || github.sha }}
  cancel-in-progress: true

jobs:
  ubuntu-tcc:
    runs-on: ubuntu-20.04
    timeout-minutes: 121
    env:
      VFLAGS: -cc tcc -no-retry-compilation
    steps:
      - uses: actions/checkout@v2
      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install --quiet -y libssl-dev sqlite3 libsqlite3-dev valgrind
          sudo apt-get install --quiet -y libfreetype6-dev  libxi-dev libxcursor-dev libgl-dev
          ## The following is needed for examples/wkhtmltopdf.v
          wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.focal_amd64.deb
          sudo apt-get install --quiet -y xfonts-75dpi xfonts-base
          sudo dpkg -i wkhtmltox_0.12.6-1.focal_amd64.deb
      - name: Build v
        run: |
          echo $VFLAGS
          make
          ./v -d debug_malloc -d debug_realloc -o v cmd/v
          ./v -cg -cstrict -o v cmd/v
          # Test v -realloc arena allocation
          ./v -o vrealloc -prealloc cmd/v && ./vrealloc -o v3 cmd/v && ./v3 -o v4 cmd/v
      - name: Test v->c
        run: |
          thirdparty/tcc/tcc.exe -version
          ./v -cg -o v cmd/v # Make sure vtcc can build itself twice
      #        ./v test-all
      - name: v self compilation
        run: ./v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
      - name: v self compilation with -skip-unused
        run: ./v -skip-unused -o v2 cmd/v && ./v2 -skip-unused -o v3 cmd/v && ./v3 -skip-unused -o v4 cmd/v
      - name: v doctor
        run: |
          ./v doctor
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: ./v test-self
      # - name: Self tests (-cstrict)
      #   run: ./v -cstrict test-self
      - name: Test time functions in a timezone UTC-12
        run: TZ=Etc/GMT+12 ./v test vlib/time/
      - name: Test time functions in a timezone UTC-3
        run: TZ=Etc/GMT+3 ./v test vlib/time/
      - name: Test time functions in a timezone UTC+3
        run: TZ=Etc/GMT-3 ./v test vlib/time/
      - name: Test time functions in a timezone UTC+12
        run: TZ=Etc/GMT-12 ./v test vlib/time/
      - name: Test time functions in a timezone using daylight saving (Europe/Paris)
        run: TZ=Europe/Paris ./v test vlib/time/
      - name: Build examples
        run: ./v -W build-examples
      - name: Test building v tools
        run: ./v -W build-tools
      - name: Test v binaries
        run: ./v build-vbinaries
      - name: Run a VSH script
        run: ./v run examples/v_script.vsh
      - name: Test v tutorials
        run: ./v tutorials/building_a_simple_web_blog_with_vweb/code/blog
      - name: Build cmd/tools/fast
        run: cd cmd/tools/fast && ../../../v fast.v && ./fast
      - name: V self compilation with -usecache
        run: |
          unset VFLAGS
          ./v -usecache examples/hello_world.v && examples/hello_world
          ./v  -o v2 -usecache cmd/v
          ./v2 -o v3 -usecache cmd/v
          ./v3 version
          ./v3 -o tetris  -usecache examples/tetris/tetris.v

  ubuntu-tcc-boehm-gc:
    runs-on: ubuntu-20.04
    timeout-minutes: 121
    env:
      VFLAGS: -cc tcc -no-retry-compilation
    steps:
      - uses: actions/checkout@v2
      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install --quiet -y libssl-dev sqlite3 libsqlite3-dev valgrind
          sudo apt-get install --quiet -y libfreetype6-dev  libxi-dev libxcursor-dev libgl-dev
          sudo apt-get install --quiet -y libgc-dev
          ## The following is needed for examples/wkhtmltopdf.v
          wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.focal_amd64.deb
          sudo apt-get install --quiet -y xfonts-75dpi xfonts-base
          sudo dpkg -i wkhtmltox_0.12.6-1.focal_amd64.deb
      - name: Build v
        run: |
          echo $VFLAGS
          make
      - name: Test v->c
        run: |
          thirdparty/tcc/tcc.exe -version
          ./v -cg -o v cmd/v # Make sure vtcc can build itself twice
      - name: v self compilation with -gc boehm
        run: |
          ./v -gc boehm -o v2 cmd/v && ./v2 -gc boehm -o v3 cmd/v && ./v3 -gc boehm -o v4 cmd/v
          mv v4 v
      - name: v doctor
        run: |
          ./v doctor
      - name: Verify `v -gc boehm test` works
        run: |
          ./v -gc boehm cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests with `-gc boehm` with V compiler using Boehm-GC itself
        run: ./v -gc boehm test-self
      - name: Test leak detector
        run: |
          ./v -gc boehm_leak -o testcase_leak vlib/v/tests/testcase_leak.vv
          ./testcase_leak 2>leaks.txt
          grep "Found 1 leaked object" leaks.txt && grep ", sz=1000," leaks.txt
      - name: Test leak detector not being active for `-gc boehm`
        run: |
          ./v -gc boehm -o testcase_leak vlib/v/tests/testcase_leak.vv
          ./testcase_leak 2>leaks.txt
          [ "$(stat -c %s leaks.txt)" = "0" ]
      - name: Test leak detector not being active for normal compile
        run: |
          ./v -o testcase_leak vlib/v/tests/testcase_leak.vv
          ./testcase_leak 2>leaks.txt
          [ "$(stat -c %s leaks.txt)" = "0" ]

  macos:
    runs-on: macOS-latest
    timeout-minutes: 121
    env:
      VFLAGS: -cc clang
      PKG_CONFIG_PATH: /usr/local/opt/openssl@3/lib/pkgconfig
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Install dependencies
        run: |
          ##brew install libpq openssl freetype ### these are *already installed* on Catalina ...
          brew uninstall --ignore-dependencies libpq ## libpq is a dependency of PHP
          brew install postgresql openssl
          export LIBRARY_PATH="$LIBRARY_PATH:/usr/local/opt/openssl/lib/"
          echo "PKG_CONFIG_PATH is '$PKG_CONFIG_PATH'"
      - name: Build V
        run: make -j4 && ./v -cg -cstrict -o v cmd/v
      - name: Run sanitizers
        run: |
          ./v -o v2 cmd/v -cflags -fsanitize=undefined
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v2 -o v.c cmd/v
      - name: Build V using V
        run: ./v -o v2 cmd/v && ./v2 -o v3 cmd/v
      - name: Test symlink
        run: ./v symlink
      #    - name: Set up pg database
      #      run: |
      #        pg_ctl -D /usr/local/var/postgres -l /usr/local/var/postgres/server.log start
      #        psql -d postgres -c 'select rolname from pg_roles'
      #        psql -d postgres -c 'create database customerdb;'
      #        psql -d customerdb -f examples/database/pg/mydb.sql
      #    - name: Test v->c
      #      run: ./v test-all
      #    - name: Test v binaries
      #      run: ./v build-vbinaries
      ##    - name: Test v->js
      ##      run: ./v -o hi.js examples/hello_v_js.v && node hi.js
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: VJOBS=1 ./v test-self
      - name: Build examples
        run: ./v build-examples
      - name: Build examples with -autofree
        run: |
          ./v -autofree -o tetris examples/tetris/tetris.v
          ./v -autofree -o blog tutorials/building_a_simple_web_blog_with_vweb/code/blog
      - name: v doctor
        run: |
          ./v doctor
      - name: Test ved
        run: |
          git clone --depth 1 https://github.com/vlang/ved
          cd ved && ../v -o ved .
          ../v -autofree .
          cd ..
#      - name: Test c2v
#        run: |
#          git clone --depth 1 https://github.com/vlang/c2v
#          cd c2v && ../v -o c2v .
#          ../v .
#          ../v run tests/run_tests.vsh
#          ../v -experimental -w c2v_test.v
#          cd ..
      - name: Build V UI examples
        run: |
          git clone --depth 1 https://github.com/vlang/ui
          cd ui
          mkdir -p ~/.vmodules
          ln -s $(pwd) ~/.vmodules/ui
          ../v examples/rectangles.v
          ## ../v run examples/build_examples.vsh
      - name: V self compilation with -usecache
        run: |
          unset VFLAGS
          ./v -usecache examples/hello_world.v && examples/hello_world
          ./v  -o v2 -usecache cmd/v
          ./v2 -o v3 -usecache cmd/v
          ./v3 version
          ./v3 -o tetris  -usecache examples/tetris/tetris.v

  ubuntu:
    runs-on: ubuntu-20.04
    timeout-minutes: 121
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev valgrind
          sudo apt-get install --quiet -y libfreetype6-dev  libxi-dev libxcursor-dev libgl-dev
      - name: Build V
        run: make -j4 && ./v -cc gcc -cg -cstrict -o v cmd/v
      - name: Valgrind v.c
        run: valgrind --error-exitcode=1 ./v -o v.c cmd/v
      - name: Run sanitizers
        run: |
          ./v -o v2 cmd/v -cflags -fsanitize=thread
          ./v -o v3 cmd/v -cflags "-fsanitize=undefined -fno-sanitize=alignment"
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v2 -o v.c cmd/v
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v3 -o v.c cmd/v
      #    - name: Test V
      #      run: ./v test-all
      #    - name: Test v binaries
      #      run: ./v build-vbinaries
      ##    - name: Test v->js
      ##      run: ./v -o hi.js examples/hello_v_js.v && node hi.js
      #    - name: Build Vorum
      #      run: git clone --depth 1 https://github.com/vlang/vorum && cd vorum && ../v . && cd ..
      #    - name: Build vpm
      #      run: git clone --depth 1 https://github.com/vlang/vpm && cd vpm && ../v . && cd ..
      - name: Freestanding
        run: ./v -freestanding run vlib/os/bare/bare_example_linux.v
      - name: V self compilation
        run: ./v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
      - name: V self compilation with -usecache
        run: |
          unset VFLAGS
          ./v -usecache examples/hello_world.v && examples/hello_world
          ./v  -o v2     -usecache cmd/v
          ./v2 -o v3     -usecache cmd/v
          ./v3 version
          ./v3 -o tetris -usecache examples/tetris/tetris.v
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: ./v test-self
      - name: Self tests (-prod)
        run: ./v -o vprod -prod cmd/v && ./vprod test-self
      - name: Self tests (-cstrict)
        run: ./v -cc gcc -cstrict test-self
      - name: Build examples
        run: ./v build-examples
      - name: Build tetris.v with -autofree
        run: ./v -autofree -experimental -o tetris examples/tetris/tetris.v
      - name: Build option_test.v with -autofree
        run: ./v -autofree vlib/v/tests/option_test.v
      - name: Build modules
        run: |
          ./v build-module vlib/os
          ./v build-module vlib/builtin
          ./v build-module vlib/strconv
          ./v build-module vlib/time
          ./v build-module vlib/term
          ./v build-module vlib/math
          ./v build-module vlib/strings
          ./v build-module vlib/v/token
          ./v build-module vlib/v/ast
          ./v build-module vlib/v/parser
          ./v build-module vlib/v/gen/c
          ./v build-module vlib/v/depgraph
          ./v build-module vlib/os/cmdline
      - name: native machine code generation
        run: |
          exit
          ./v -o vprod -prod cmd/v
          cd cmd/tools
          echo "Generating a 1m line V file..."
          ../../vprod gen1m.v
          ./gen1m > 1m.v
          echo "Building it..."
          ../../vprod -backend native -o 1m 1m.v
          echo "Running it..."
          ls

  #        ./1m
  # run: echo "TODO" #cd examples/native && ../../v -native hello_world.v && ./hello_world
  #    - name: Coveralls GitHub Action
  #      uses: coverallsapp/github-action@v1.0.1
  #      with:
  #        github-token: ${{ secrets.GITHUB_TOKEN }}

  ubuntu-clang:
    runs-on: ubuntu-20.04
    timeout-minutes: 121
    env:
      VFLAGS: -cc clang
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev valgrind
          sudo apt-get install --quiet -y libfreetype6-dev  libxi-dev libxcursor-dev libgl-dev
          sudo apt-get install --quiet -y clang
      - name: Build V
        run: make -j4 && ./v -cc clang -cg -cstrict -o v cmd/v
      - name: Valgrind
        run: valgrind --error-exitcode=1 ./v -o v.c cmd/v
      - name: Run sanitizers
        run: |
          ./v -o v2 cmd/v -cflags -fsanitize=memory
          ./v -o v3 cmd/v -cflags -fsanitize=thread
          ./v -o v4 cmd/v -cflags -fsanitize=undefined
          ./v -o v5 cmd/v -cflags -fsanitize=address,pointer-compare,pointer-subtract
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v2 -o v.c cmd/v
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v3 -o v.c cmd/v
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v4 -o v.c cmd/v
          ASAN_OPTIONS=detect_leaks=0 UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v5 -o v.c cmd/v
      - name: v self compilation
        run: ./v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
      - name: v self compilation with -usecache
        run: |
          unset VFLAGS
          ./v -usecache examples/hello_world.v && examples/hello_world
          ./v  -o v2     -usecache cmd/v
          ./v2 -o v3     -usecache cmd/v
          ./v3 version
          ./v3 -o tetris -usecache examples/tetris/tetris.v
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: ./v test-self
      - name: Self tests (-prod)
        run: ./v -o vprod -prod cmd/v && ./vprod test-self
      - name: Self tests (-cstrict)
        run: ./v -cstrict test-self
      - name: Build examples
        run: ./v build-examples
      - name: Build examples with -autofree
        run: |
          ./v -autofree -experimental -o tetris examples/tetris/tetris.v
      - name: Build modules
        run: |
          ./v build-module vlib/os
          ./v build-module vlib/builtin
          ./v build-module vlib/strconv
          ./v build-module vlib/time
          ./v build-module vlib/term
          ./v build-module vlib/math
          ./v build-module vlib/strings
          ./v build-module vlib/v/token
          ./v build-module vlib/v/ast
          ./v build-module vlib/v/parser
          ./v build-module vlib/v/gen/c
          ./v build-module vlib/v/depgraph
          ./v build-module vlib/os/cmdline
      - name: native machine code generation
        run: |
          exit
          ./v -o vprod -prod cmd/v
          cd cmd/tools
          echo "Generating a 1m line V file..."
          ../../vprod gen1m.v
          ./gen1m > 1m.v
          echo "Building it..."
          ../../vprod -backend native -o 1m 1m.v
          echo "Running it..."
          ls

  windows-gcc:
    runs-on: windows-2019
    timeout-minutes: 121
    env:
      VFLAGS: -cc gcc
      VERBOSE_MAKE: 1
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Build
        run: |
          gcc --version
          .\make.bat -gcc
      - name: Test new v.c
        run: |
          .\v.exe -o v.c cmd/v
          gcc -Werror -I ./thirdparty/stdatomic/win -municode -w v.c
      - name: Install dependencies
        run: |
          .\v.exe setup-freetype
          .\.github\workflows\windows-install-sqlite.bat
      - name: v doctor
        run: |
          ./v doctor
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: .\v.exe test-self
        #    - name: Test
        #      run: .\v.exe test-all
      - name: Test v->js
        run: ./v -o hi.js examples/hello_v_js.v && node hi.js
      - name: Test v binaries
        run: ./v build-vbinaries
      - name: Build examples
        run: ./v build-examples
      - name: v2 self compilation
        run: .\v.exe -o v2.exe cmd/v && .\v2.exe -o v3.exe cmd/v

  windows-msvc:
    runs-on: windows-2019
    timeout-minutes: 121
    env:
      VFLAGS: -cc msvc
      VERBOSE_MAKE: 1
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Build
        run: |
          echo %VFLAGS%
          echo $VFLAGS
          .\make.bat -msvc
          .\v.exe -cflags /WX self
      - name: Install dependencies
        run: |
          .\v.exe setup-freetype
          .\.github\workflows\windows-install-sqlite.bat
      - name: v doctor
        run: |
          ./v doctor
      - name: Verify `v test` works
        run: |
          echo $VFLAGS
          ./v cmd/tools/test_if_v_test_system_works.v
          ./cmd/tools/test_if_v_test_system_works
      - name: Self tests
        run: |
          ./v -cg cmd\tools\vtest-self.v
          ./v test-self
  #    - name: Test
  #      run: .\v.exe test-all
      - name: Test v->js
        run: ./v -o hi.js examples/hello_v_js.v && node hi.js
      - name: Test v binaries
        run: ./v build-vbinaries
      - name: Build examples
        run: ./v build-examples
      - name: v2 self compilation
        run: .\v.exe -o v2.exe cmd/v && .\v2.exe -o v3.exe cmd/v

  windows-tcc:
    runs-on: windows-2019
    timeout-minutes: 121
    env:
      VFLAGS: -cc tcc -no-retry-compilation
      VJOBS: 1
      VTEST_SHOW_START: 1
      VERBOSE_MAKE: 1
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: 12.x
      - name: Build with make.bat -tcc
        run: |
          .\make.bat -tcc
      - name: Test new v.c
        run: |
          .\v.exe -o v.c cmd/v
          .\thirdparty\tcc\tcc.exe -I ./thirdparty/stdatomic/win -Werror -w -ladvapi32 -bt10 v.c
      - name: Install dependencies
        run: |
          .\v.exe setup-freetype
          .\.github\workflows\windows-install-sqlite.bat
      - name: v doctor
        run: |
          ./v doctor
      - name: Verify `v test` works
        run: |
          .\v.exe cmd/tools/test_if_v_test_system_works.v
          .\cmd\tools\test_if_v_test_system_works.exe
      - name: Verify `v vlib/v/gen/c/coutput_test.v` works
        run: |
          .\v.exe vlib/v/gen/c/coutput_test.v
      - name: Make sure running TCC64 instead of TCC32
        run: ./v test .github\workflows\make_sure_ci_run_with_64bit_compiler_test.v
      - name: Test ./v doc -v clipboard *BEFORE building tools*
        run: ./v doc -v clipboard
      - name: Test v build-tools
        run: ./v -W build-tools
      - name: Test ./v doc clipboard
        run: ./v doc clipboard
      - name: Self tests
        run: ./v test-self
      - name: Test v->js
        run: ./v -o hi.js examples/hello_v_js.v && node hi.js
      - name: Test v binaries
        run: ./v build-vbinaries
      - name: Build examples
        run: ./v build-examples
      - name: v2 self compilation
        run: .\v.exe -o v2.exe cmd/v && .\v2.exe -o v3.exe cmd/v

        ##      ## tcc32
        ##      - name: Build with make.bat -tcc32
        ##        run: |
        ##          Remove-Item -Recurse -Force .\thirdparty\tcc
        ##          .\v.exe wipe-cache
        ##          .\make.bat -tcc32
        ##      - name: Test new v.c
        ##        run: .\v.exe -o v.c cmd/v && .\thirdparty\tcc\tcc.exe -I ./thirdparty/stdatomic/win -Werror -g -w -ladvapi32 -bt10 v.c
        ##      - name: v doctor
        ##        run: ./v doctor
        ##
        ##      - name: Verify `v test` works
        ##        run: |
        ##          .\v.exe cmd/tools/test_if_v_test_system_works.v
        ##          .\cmd\tools\test_if_v_test_system_works.exe
        ##
        ##      - name: Verify `v vlib/v/gen/c/coutput_test.v` works
        ##        run: |
        ##          .\v.exe vlib/v/gen/c/coutput_test.v
        ##
        ##      - name: Make sure running TCC32 instead of TCC64
        ##        run: ./v -stats .github\workflows\make_sure_ci_run_with_32bit_compiler_test.v
        ##
        ##      - name: Test v build-tools
        ##        run: ./v -W build-tools
        ##
        ##      - name: Test ./v doc clipboard
        ##        run: ./v doc clipboard
        ##
        ##      - name: Self tests
        ##        run: ./v test-self
        ##      - name: Test v->js
        ##        run: ./v -o hi.js examples/hello_v_js.v && node hi.js
        ##      - name: Test v binaries
        ##        run: ./v build-vbinaries
        ##      - name: Build examples
        ##        run: ./v build-examples
        ##      - name: v2 self compilation
        ##        run: .\v.exe -o v2.exe cmd/v && .\v2.exe -o v3.exe cmd/v


  #  ubuntu-autofree-selfcompile:
  #    runs-on: ubuntu-20.04
  #    timeout-minutes: 121
  #    env:
  #      VFLAGS: -cc gcc
  #    steps:
  #    - uses: actions/checkout@v2
  #    - name: Build V
  #      run: make -j4
  #    - name: V self compilation with -autofree
  #      run: ./v -o v2 -autofree cmd/v && ./v2 -o v3 -autofree cmd/v && ./v3 -o v4 -autofree cmd/v


  #   ubuntu-musl:
  #     runs-on: ubuntu-20.04
  #     timeout-minutes: 121
  #     env:
  #       VFLAGS: -cc musl-gcc
  #       V_CI_MUSL: 1
  #     steps:
  #     - uses: actions/checkout@v2
  #     - uses: actions/setup-node@v1
  #       with:
  #         node-version: 12.x
  #     - name: Install dependencies
  #       run: |
  #          sudo apt-get install --quiet -y musl musl-tools libssl-dev sqlite3 libsqlite3-dev valgrind
  #     - name: Build v
  #       run: echo $VFLAGS && make -j4 && ./v -cg -o v cmd/v
  # #    - name: Test v binaries
  # #      run: ./v build-vbinaries
  # ##    - name: Test v->js
  # ##      run: ./v -o hi.js examples/hello_v_js.v && node hi.js
  #     - name: quick debug
  #       run: ./v -stats vlib/strconv/format_test.v
  #     - name: Self tests
  #       run: ./v test-self