diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..21687c9
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,51 @@
+language: generic
+
+sudo: false
+
+cache:
+  apt: true
+  pip: true
+  directories:
+    - $HOME/.cache/pip
+    - $HOME/.local
+
+addons:
+  apt:
+    sources:
+      - ubuntu-toolchain-r-test
+    packages:
+      - gfortran-6
+      - binutils
+      - python-pip
+
+env:
+  global:
+    - RUNALL="scripts/run_all_gnu_optimized.sh"
+
+before_install:
+  - git submodule update --init --recursive
+
+install:
+  - |
+    if [[ ! -d "$HOME/.local/bin" ]]; then
+      mkdir "$HOME/.local/bin"
+    fi
+  - export PATH="$HOME/.local/bin:$PATH"
+  - export FC=/usr/bin/gfortran-6
+  - ln -fs /usr/bin/gfortran-6 "$HOME/.local/bin/gfortran" && gfortran --version
+  - ls -l /usr/bin/gfortran-6
+  - ln -fs /usr/bin/gcov-6 "$HOME/.local/bin/gcov" && gcov --version
+
+script:
+  - $RUNALL
+
+deploy:
+  provider: releases
+  api_key:
+    secure: 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
+  file: 
+    - DEFY-travis-tests.tar.gz
+  skip_cleanup: true
+  overwrite: true
+  on:
+    tags: true
diff --git a/scripts/run_all_gnu_optimized.sh b/scripts/run_all_gnu_optimized.sh
new file mode 100755
index 0000000..6aa9d0b
--- /dev/null
+++ b/scripts/run_all_gnu_optimized.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+# script to build and run all DEFY tests.
+#
+# License: this file is licensed under the Creative Commons Attribution 4.0 license,
+# see http://creativecommons.org/licenses/by/4.0/ .
+
+for e in $( find ./src/ -type f -executable -print | grep run_gnu_optimized); do
+  here=$(pwd)
+  dir=$(dirname $e)
+  bdir=$(basename $dir)
+  exe=$(basename $e)
+  echo $bdir
+  cd $dir
+  ./$exe > $here/$bdir.log
+  cd -
+done
+cat /proc/cpuinfo > cpu.log
+cat /proc/meminfo > mem.log
+uname -a > os.log
+tar --xform="s%^%DEFY-travis-tests/%" -czf DEFY-travis-tests.tar.gz *.log
+rm -f *.log
+exit 0
diff --git a/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu.sh b/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu.sh
deleted file mode 100755
index 3b241aa..0000000
--- a/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/bin/bash
-# script to build and run DEFY tests.
-#
-# License: this file is licensed under the Creative Commons Attribution 4.0 license,
-# see http://creativecommons.org/licenses/by/4.0/ .
-
-test=$(basename $(pwd))/defy.f90
-echo "Build and run $test by means of 'gfortran -Og'"
-gfortran -Og defy.f90 -o defy
-./defy
-rm -f defy *.mod *.o
diff --git a/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu_optimized.sh b/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu_optimized.sh
deleted file mode 100755
index c293122..0000000
--- a/src/goto_is_fastest/goto_if_select_comparison_2/run_gnu_optimized.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/bin/bash
-# script to build and run DEFY tests.
-#
-# License: this file is licensed under the Creative Commons Attribution 4.0 license,
-# see http://creativecommons.org/licenses/by/4.0/ .
-
-test=$(basename $(pwd))/defy.f90
-echo "Build and run $test by means of 'gfortran -O3'"
-gfortran -O3 defy.f90 -o defy
-./defy
-rm -f defy *.mod *.o