@@ -12,9 +12,31 @@ on:
 
 jobs:
 
+  build-setup:
+    # Super fast sniff build. If this fails, don't start the other jobs
+    name: Build setup.py on Ubuntu
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Slycot
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Set up Python
+        uses: actions/setup-python@v2
+      - name: Setup Ubuntu
+        run: |
+          sudo apt-get -y install gfortran cmake --fix-missing
+          sudo apt-get -y install libblas-dev liblapack-dev
+          pip install scikit-build numpy scipy pytest
+      - name: Install Slycot
+        run: python setup.py install
+      - name: Run tests
+        run: pytest
+
   build-pip:
     name: Build pip Py${{ matrix.python }}, ${{ matrix.os }}, ${{ matrix.bla_vendor}} BLA_VENDOR
     runs-on: ${{ matrix.os }}-latest
+    needs: build-setup
     strategy:
         fail-fast: false
         matrix:
@@ -100,6 +122,7 @@ jobs:
   build-conda:
     name: Build conda Py${{ matrix.python }}, ${{ matrix.os }}
     runs-on: ${{ matrix.os }}-latest
+    needs: build-setup
     strategy:
         fail-fast: false
         matrix: