workflows: test with address sanitizer to catch memory safety issues

This enables address sanitizer for CI debug builds on all distributions,
which has proven useful in tracing undefined behaviour that only occurs
on an arbitrary but reproducible subset of distributions.

See #194

Signed-off-by: Peter Colberg <peter.colberg@intel.com>

.github/workflows/build-linux.yml

@@ -91,8 +91,9 @@ jobs:
 
       - name: create build files
         run: |
+          test ${{ matrix.config }} = Debug && ASAN=1
           cd build
-          cmake -G Ninja .. -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DCMAKE_INSTALL_PREFIX=/fpga-runtime-for-opencl -DCMAKE_INSTALL_LIBDIR=lib
+          cmake -G Ninja .. -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DCMAKE_INSTALL_PREFIX=/fpga-runtime-for-opencl -DCMAKE_INSTALL_LIBDIR=lib ${ASAN:+-DACL_WITH_ASAN=ON}
         env:
           CC: ${{ matrix.cross }}gcc
           CXX: ${{ matrix.cross }}g++