@@ 11,31 11,22 @@ sources:
 tasks:
   - opam-init: |
       opam init -a
-  # - setup-environment: |
-  #     eval $(opam env)
-  #     opam repository add opam-acsl mono/opam
-  #     opam pin add -y sedlex 1.99.3
-  #     opam install -y hll pds
-  #     mkdir -p opam-mono/{compilers,packages}
-  #     echo 'opam-version: "2.0"' > opam-mono/repo
-  #     opam repository add opam-mono opam-mono
-  #     cd mono/code
-  #     hll generate -n monorepo --opam-dir ../../opam-mono --tag 1.0 --test-deps-as-regular-deps
-  #     opam update opam-mono
-  #     opam pin add -y scrypt ../vendor/ocaml-scrypt
-  #     opam pin add -y nocrypto ../vendor/ocaml-nocrypto
-  #     opam info monorepo
-  #     opam install -j4 -y --strict --deps-only monorepo
-  # - build: |
-  #     eval $(opam env)
-  #     cd mono
-  #     time gmake -j4
-  # - test: |
-  #     eval $(opam env)
-  #     cd mono/code
-  #     set +e
-  #     time env OCAMLRUNPARAM=b gmake -j4 -k test
-  #     test_ret=$?
-  #     set -x
-  #     find . -name '*.tap' -exec cat '{}' \;
-  #     exit $test_ret
+  - build-compiler: |
+      eval $(opam env)
+      opam switch create 4.06.0
+  - setup-environment: |
+      eval $(opam env)
+      opam install -y hll pds
+  - build: |
+      eval $(opam env)
+      cd byocm
+      time gmake -j4
+  - test: |
+      eval $(opam env)
+      cd byocm/code
+      set +e
+      time env OCAMLRUNPARAM=b gmake -j4 -k test
+      test_ret=$?
+      set -x
+      find . -name '*.tap' -exec cat '{}' \;
+      exit $test_ret