[CI] use OCAMLOPT=ocamlopt.opt to build faster

.travis.yml

@@ -31,13 +31,13 @@ before_script:
 
 install:
   - if [ -z "${TRAVIS_OS_NAME}" ]; then export TRAVIS_OS_NAME=linux; fi; # for our forks that do not have mult-os enabled.
-  - if [ "${TRAVIS_OS_NAME}" = "linux" ]; then travis_retry sudo apt-get update -qq; travis_retry sudo apt-get install ocaml zlib1g-dev libgc-dev -qq; fi
+  - if [ "${TRAVIS_OS_NAME}" = "linux" ]; then travis_retry sudo apt-get update -qq; travis_retry sudo apt-get install ocaml-native-compilers zlib1g-dev libgc-dev -qq; fi
   - if [ "${TRAVIS_OS_NAME}" = "osx" ]; then travis_retry brew update; travis_retry brew install caskroom/cask/brew-cask; travis_retry brew install ocaml camlp4; fi
   - if [ "${TRAVIS_OS_NAME}" = "linux" ]; then travis_retry git clone https://github.com/HaxeFoundation/neko.git ~/neko && cd ~/neko && make os=${TRAVIS_OS_NAME} -s && sudo make install -s && cd $TRAVIS_BUILD_DIR; fi
   - if [ "${TRAVIS_OS_NAME}" = "osx" ]; then travis_retry brew install neko --HEAD; fi
 
 script:
-  - make -s
+  - make OCAMLOPT=ocamlopt.opt -s
   - make tools -s
   - sudo make install -s
   - cd tests/

appveyor.yml

@@ -50,8 +50,8 @@ install:
 build_script:
     - 'cd %APPVEYOR_BUILD_FOLDER%'
     - 'set PATH=%PATH%;%APPVEYOR_BUILD_FOLDER%'
-    - '%CYG_ROOT%/bin/bash -lc "cd \"$OLDPWD\" && make -f Makefile.win WODI=wodi%WODI_ARCH%"'
-    - '%CYG_ROOT%/bin/bash -lc "cd \"$OLDPWD\" && make -f Makefile.win WODI=wodi%WODI_ARCH% tools"'
+    - '%CYG_ROOT%/bin/bash -lc "cd \"$OLDPWD\" && make -f Makefile.win WODI=wodi%WODI_ARCH% OCAMLOPT=ocamlopt.opt"'
+    - '%CYG_ROOT%/bin/bash -lc "cd \"$OLDPWD\" && make -f Makefile.win WODI=wodi%WODI_ARCH% OCAMLOPT=ocamlopt.opt tools"'
     - cd %APPVEYOR_BUILD_FOLDER%/tests/
     - mkdir "%HAXELIB_ROOT%"
     - haxelib setup "%HAXELIB_ROOT%"