Revert "AddressSanitizer is now included in the DEBUG build"

This reverts commit de367f9126.

.github/workflows/test-build.yml

@@ -76,6 +76,23 @@ jobs:
       run: make python-test
       working-directory: _build
 
+    - name: Re-build QMCkl with AddressSanitizer
+      run: |
+        mkdir _build_as
+        cd _build_as
+        ../configure CFLAGS="-g -O2 -fsanitize=address -fno-omit-frame-pointer" LDFLAGS="-fsanitize=address" --enable-silent-rules
+        make -j2
+
+    - name: Run test
+      run: make -j2 check
+      working-directory: _build_as
+
+    - name: Archive test log file
+      if: failure()
+      uses: actions/upload-artifact@v2
+      with:
+        name: test-report-ubuntu-as
+        path: _build_as/test-suite.log
 
 #  x86_macos:
 #