DEBUG: show real llc stderr on failure

Author: varun-r-mallya

.github/workflows/test.yml

@@ -65,6 +65,16 @@ jobs:
       - name: Run test suite
         run: make test
 
+      - name: DEBUG - show real llc stderr
+        if: failure()
+        run: |
+          python3 -c "
+from pythonbpf.codegen import compile_to_ir
+compile_to_ir('tests/passing_tests/if.py', '/tmp/debug.ll')
+"
+          cat /tmp/debug.ll
+          llc -march=bpf -filetype=obj -O2 /tmp/debug.ll -o /tmp/debug.o
+
       - name: Check whether sudo is usable
         id: sudo-check
         run: |