Add bench.Dockerfile

Author: OlivierNicole

bench.Dockerfile

@@ -0,0 +1,26 @@
+FROM ocaml/opam:debian-ocaml-5.3
+WORKDIR /bench-dir
+RUN sudo apt-get update && \
+    sudo apt-get install -qq -yy --no-install-recommends pkg-config libgmp-dev \
+      wget
+RUN sudo ln -sf /usr/bin/opam-2.1 /usr/bin/opam
+RUN opam remote add origin https://github.com/ocaml/opam-repository.git && \
+    opam update
+RUN wget https://nodejs.org/dist/v22.14.0/node-v22.14.0-linux-x64.tar.xz && \
+    tar xJvf node-v22.14.0-linux-x64.tar.xz && \
+    sudo cp node-v22.14.0-linux-x64/bin/node /usr/bin/node
+COPY --chown=opam:opam ./*.opam ./VERSION ./
+RUN opam exec -- git init && \
+    opam exec -- git add . && \
+    opam exec -- git commit -m dummy && \
+    opam exec -- git tag -a $(cat VERSION)-dev -m dummy
+RUN opam pin -yn --with-version=dev .
+RUN opam install -y --depext-only wasm_of_ocaml-bench && \
+    opam install -y --deps-only js_of_ocaml-compiler && \
+    opam install -y binaryen-bin
+COPY --chown=opam:opam . ./
+RUN opam exec -- git add . && \
+    opam exec -- git commit -m dummy && \
+    opam exec -- git tag -a $(cat VERSION)-dev-2 -m dummy
+RUN opam install -y --deps-only --with-test wasm_of_ocaml-bench
+WORKDIR ./benchmarks

compiler/bin-wasm_of_ocaml/compile.ml

@@ -462,8 +462,7 @@ let run
              ic
          in
          if times () then Format.eprintf "  parsing: %a@." Timer.print t1;
-         Fs.with_intermediate_file
-           (Filename.temp_file (Filename.chop_extension output_file) ".wat")
+         Fs.with_intermediate_file (Filename.temp_file "output" ".wat")
          @@ fun wat_file ->
          let dir = Filename.chop_extension output_file ^ ".assets" in
          Link.gen_dir dir