diff --git a/.travis.yml b/.travis.yml
index 95804ec..b8192f3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -80,88 +80,10 @@ matrix:
 install:
   - export CXX=$COMPILER
   - $CXX --version
+  - chmod +x tools/travis-ci.sh
 
 script:
-  ############################################################################
-  # Install libc++ and libc++abi if needed
-  # Taken from here: https://github.com/boostorg/hana/blob/master/.travis.yml
-  ############################################################################
-  - |
-    if [[ "${CXX%%+*}" == "clang" ]]; then
-      if   [[ "${CXX}" == "clang++-3.5" ]]; then LLVM_VERSION="3.5.2";
-      elif [[ "${CXX}" == "clang++-3.6" ]]; then LLVM_VERSION="3.6.2";
-      elif [[ "${CXX}" == "clang++-3.7" ]]; then LLVM_VERSION="3.7.1";
-      elif [[ "${CXX}" == "clang++-3.8" ]]; then LLVM_VERSION="3.8.1";
-      elif [[ "${CXX}" == "clang++-3.9" ]]; then LLVM_VERSION="3.9.1";
-      elif [[ "${CXX}" == "clang++-4.0" ]]; then LLVM_VERSION="4.0.0";
-      elif [[ "${CXX}" == "clang++-5.0" ]]; then LLVM_VERSION="5.0.0";
-      fi
-      LLVM_URL="http://llvm.org/releases/${LLVM_VERSION}/llvm-${LLVM_VERSION}.src.tar.xz"
-      LIBCXX_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxx-${LLVM_VERSION}.src.tar.xz"
-      LIBCXXABI_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxxabi-${LLVM_VERSION}.src.tar.xz"
-      mkdir -p llvm llvm/build llvm/projects/libcxx llvm/projects/libcxxabi
-      travis_retry wget -O - ${LLVM_URL} | tar --strip-components=1 -xJ -C llvm
-      travis_retry wget -O - ${LIBCXX_URL} | tar --strip-components=1 -xJ -C llvm/projects/libcxx
-      travis_retry wget -O - ${LIBCXXABI_URL} | tar --strip-components=1 -xJ -C llvm/projects/libcxxabi
-      (cd llvm/build && cmake .. -DCMAKE_INSTALL_PREFIX=${TRAVIS_BUILD_DIR}/llvm/install)
-      (cd llvm/build/projects/libcxx && make install -j2)
-      (cd llvm/build/projects/libcxxabi && make install -j2)
-      export STD_CXX_FLAGS="-isystem ${TRAVIS_BUILD_DIR}/llvm/install/include/c++/v1 -stdlib=libc++"
-      export STD_LINKER_FLAGS="-L ${TRAVIS_BUILD_DIR}/llvm/install/lib -l c++ -l c++abi"
-      export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${TRAVIS_BUILD_DIR}/llvm/install/lib"
-    fi
-  # Function for creating a new 'build' directory
-  - |
-    function renew_build {
-      echo "Renew build directory..."
-      cd $TRAVIS_BUILD_DIR
-
-      # Remove any existing build directory
-      [ -e build ] && rm -r -f build
-      mkdir build
-      cd build
-
-      # Configure the project and build it
-      cmake -GNinja -DCMAKE_CXX_FLAGS="$STD_CXX_FLAGS $CMAKE_CXX_FLAGS -Werror" -DCMAKE_EXE_LINKER_FLAGS="$STD_LINKER_FLAGS" -DCTI_CONTINUABLE_WITH_NO_EXCEPTIONS=$WITH_NO_EXCEPTIONS -DCTI_CONTINUABLE_WITH_AWAIT=$WITH_AWAIT -DCMAKE_BUILD_TYPE=Debug ..
-    }
-  - |
-    if [[ $COMPILER == *"clang"* ]]; then
-      ASAN_OPTIONS=abort_on_error=1
-
-      # Build the test suite with various sanitizers:
-      # - ASan (LSan):
-      echo "Building with address sanitizer..."
-      CMAKE_CXX_FLAGS="-fsanitize=address -fno-omit-frame-pointer"
-      renew_build
-      ninja -j2
-      ctest --verbose
-
-      # - UBSan:
-      echo "Building with undefined behaviour sanitizer..."
-      CMAKE_CXX_FLAGS="-fsanitize=undefined -fno-omit-frame-pointer"
-      renew_build
-      ninja -j2
-      if [ $? -ne 0 ] ; then
-        return -1
-      fi
-
-      ctest --verbose
-      if [ $? -ne 0 ] ; then
-        return -1
-      fi
-    else
-      # Build an run the tests suite with valgrind
-      renew_build
-      ninja -j2
-      if [ $? -ne 0 ] ; then
-        return -1
-      fi
-
-      valgrind --error-exitcode=1 --leak-check=full --show-reachable=yes ctest --verbose
-      if [ $? -ne 0 ] ; then
-        return -1
-      fi
-    fi
+  - ./tools/travis-ci.sh
 
 notifications:
   email: false
diff --git a/tools/travis-ci.sh b/tools/travis-ci.sh
new file mode 100644
index 0000000..a8c7122
--- /dev/null
+++ b/tools/travis-ci.sh
@@ -0,0 +1,69 @@
+#!/bin/bash -e
+############################################################################
+# Install libc++ and libc++abi if needed
+# Taken from here: https://github.com/boostorg/hana/blob/master/.travis.yml
+############################################################################
+if [[ "${CXX%%+*}" == "clang" ]]; then
+  if   [[ "${CXX}" == "clang++-3.5" ]]; then LLVM_VERSION="3.5.2";
+  elif [[ "${CXX}" == "clang++-3.6" ]]; then LLVM_VERSION="3.6.2";
+  elif [[ "${CXX}" == "clang++-3.7" ]]; then LLVM_VERSION="3.7.1";
+  elif [[ "${CXX}" == "clang++-3.8" ]]; then LLVM_VERSION="3.8.1";
+  elif [[ "${CXX}" == "clang++-3.9" ]]; then LLVM_VERSION="3.9.1";
+  elif [[ "${CXX}" == "clang++-4.0" ]]; then LLVM_VERSION="4.0.0";
+  elif [[ "${CXX}" == "clang++-5.0" ]]; then LLVM_VERSION="5.0.0";
+  fi
+  LLVM_URL="http://llvm.org/releases/${LLVM_VERSION}/llvm-${LLVM_VERSION}.src.tar.xz"
+  LIBCXX_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxx-${LLVM_VERSION}.src.tar.xz"
+  LIBCXXABI_URL="http://llvm.org/releases/${LLVM_VERSION}/libcxxabi-${LLVM_VERSION}.src.tar.xz"
+  mkdir -p llvm llvm/build llvm/projects/libcxx llvm/projects/libcxxabi
+  wget -O - ${LLVM_URL} | tar --strip-components=1 -xJ -C llvm
+  wget -O - ${LIBCXX_URL} | tar --strip-components=1 -xJ -C llvm/projects/libcxx
+  wget -O - ${LIBCXXABI_URL} | tar --strip-components=1 -xJ -C llvm/projects/libcxxabi
+  (cd llvm/build && cmake .. -DCMAKE_INSTALL_PREFIX=${TRAVIS_BUILD_DIR}/llvm/install)
+  (cd llvm/build/projects/libcxx && make install -j2)
+  (cd llvm/build/projects/libcxxabi && make install -j2)
+  export STD_CXX_FLAGS="-isystem ${TRAVIS_BUILD_DIR}/llvm/install/include/c++/v1 -stdlib=libc++"
+  export STD_LINKER_FLAGS="-L ${TRAVIS_BUILD_DIR}/llvm/install/lib -l c++ -l c++abi"
+  export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${TRAVIS_BUILD_DIR}/llvm/install/lib"
+fi
+
+# Function for creating a new 'build' directory
+function renew_build {
+  echo "Renew build directory..."
+  cd $TRAVIS_BUILD_DIR
+
+  # Remove any existing build directory
+  [ -e build ] && rm -r -f build
+  mkdir build
+  cd build
+
+  # Configure the project and build it
+  cmake -GNinja -DCMAKE_CXX_FLAGS="$STD_CXX_FLAGS $CMAKE_CXX_FLAGS -Werror" -DCMAKE_EXE_LINKER_FLAGS="$STD_LINKER_FLAGS" -DCTI_CONTINUABLE_WITH_NO_EXCEPTIONS=$WITH_NO_EXCEPTIONS -DCTI_CONTINUABLE_WITH_AWAIT=$WITH_AWAIT -DCMAKE_BUILD_TYPE=Debug ..
+}
+
+if [[ $COMPILER == *"clang"* ]]; then
+  ASAN_OPTIONS=abort_on_error=1
+
+  # Build the test suite with various sanitizers:
+  # - ASan (LSan):
+  echo "Building with address sanitizer..."
+  CMAKE_CXX_FLAGS="-fsanitize=address -fno-omit-frame-pointer"
+  renew_build
+
+  ninja -j2
+  ctest --verbose
+
+  # - UBSan:
+  echo "Building with undefined behaviour sanitizer..."
+  CMAKE_CXX_FLAGS="-fsanitize=undefined -fno-omit-frame-pointer"
+  renew_build
+
+  ninja -j2
+  ctest --verbose
+else
+  # Build an run the tests suite with valgrind
+  renew_build
+
+  ninja -j2
+  valgrind --error-exitcode=1 --leak-check=full --show-reachable=yes ctest --verbose
+fi