Fix debug build setup (python#17822)

python#17819

Author: hauntsaninja

.github/workflows/test.yml

@@ -94,8 +94,8 @@ jobs:
         # This is broken. See
         # - https://github.com/python/mypy/issues/17819
         # - https://github.com/python/mypy/pull/17822
-        # - name: mypyc runtime tests with py38-debug-build-ubuntu
-        #   python: '3.9.21'
+        # - name: mypyc runtime tests with py310-debug-build-ubuntu
+        #   python: '3.10'
         #   os: ubuntu-latest
         #   toxenv: py
         #   tox_extra_args: "-n 4 mypyc/test/test_run.py mypyc/test/test_external.py"
@@ -152,24 +152,15 @@ jobs:
       with:
         persist-credentials: false
 
-    - name: Debug build
-      if: ${{ matrix.debug_build }}
-      run: |
-        PYTHONVERSION=${{ matrix.python }}
-        PYTHONDIR=~/python-debug/python-$PYTHONVERSION
-        VENV=$PYTHONDIR/env
-        ./misc/build-debug-python.sh $PYTHONVERSION $PYTHONDIR $VENV
-        # TODO: does this do anything? env vars aren't passed to the next step right
-        source $VENV/bin/activate
     - name: Latest dev build
       if: ${{ endsWith(matrix.python, '-dev') }}
       run: |
           git clone --depth 1 https://github.com/python/cpython.git /tmp/cpython --branch $( echo ${{ matrix.python }} | sed 's/-dev//' )
           cd /tmp/cpython
           echo git rev-parse HEAD; git rev-parse HEAD
           git show --no-patch
-          sudo apt-get update
-          sudo apt-get install -y --no-install-recommends \
+          sudo apt-get update -q
+          sudo apt-get install -q -y --no-install-recommends \
             build-essential gdb lcov libbz2-dev libffi-dev libgdbm-dev liblzma-dev libncurses5-dev \
             libreadline6-dev libsqlite3-dev libssl-dev lzma lzma-dev tk-dev uuid-dev zlib1g-dev
           ./configure --prefix=/opt/pythondev
@@ -178,6 +169,23 @@ jobs:
           sudo ln -s /opt/pythondev/bin/python3 /opt/pythondev/bin/python
           sudo ln -s /opt/pythondev/bin/pip3 /opt/pythondev/bin/pip
           echo "/opt/pythondev/bin" >> $GITHUB_PATH
+    - name: Debug build
+      if: ${{ matrix.debug_build }}
+      run: |
+          git clone --depth 1 https://github.com/python/cpython.git /tmp/cpython --branch ${{ matrix.python }}
+          cd /tmp/cpython
+          echo git rev-parse HEAD; git rev-parse HEAD
+          git show --no-patch
+          sudo apt-get update -q
+          sudo apt-get install -q -y --no-install-recommends \
+            build-essential gdb lcov libbz2-dev libffi-dev libgdbm-dev liblzma-dev libncurses5-dev \
+            libreadline6-dev libsqlite3-dev libssl-dev lzma lzma-dev tk-dev uuid-dev zlib1g-dev
+          ./configure CFLAGS="-DPy_DEBUG -DPy_TRACE_REFS -DPYMALLOC_DEBUG" --with-pydebug -with-trace-refs --prefix=/opt/pythondev
+          make -j$(nproc)
+          sudo make install
+          sudo ln -s /opt/pythondev/bin/python3 /opt/pythondev/bin/python
+          sudo ln -s /opt/pythondev/bin/pip3 /opt/pythondev/bin/pip
+          echo "/opt/pythondev/bin" >> $GITHUB_PATH
     - uses: actions/setup-python@v5
       if: ${{ !(matrix.debug_build || endsWith(matrix.python, '-dev')) }}
       with:

test-requirements.txt

@@ -22,7 +22,7 @@ identify==2.6.15
     # via pre-commit
 iniconfig==2.1.0
     # via pytest
-librt==0.7.3 ; platform_python_implementation != "PyPy"
+librt==0.7.8 ; platform_python_implementation != "PyPy"
     # via -r mypy-requirements.txt
 lxml==6.0.2 ; python_version < "3.15"
     # via -r test-requirements.in