activate parallel LTO for gitlab/travis builds.

[simgrid.git] / .travis.yml

diff --git a/.travis.yml b/.travis.yml
index aa86b4a..ab845be 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -42,8 +42,8 @@ jobs:
       script:
       - sudo apt-get update -qq
       - sudo apt-get install cmake valgrind gfortran libboost-dev libboost-all-dev libdw-dev libevent-dev libunwind8-dev pybind11-dev
-      - (cmake -Denable_model-checking=ON  -Denable_documentation=OFF -Denable_coverage=ON -Denable_lua=OFF -Denable_compile_optimizations=ON -Denable_smpi=ON -Denable_smpi_MPICH3_testsuite=ON -Denable_compile_warnings=ON . || (echo XXX CMakeOutput.log; cat /home/travis/build/simgrid/simgrid/CMakeFiles/CMakeOutput.log; echo XXX CMakeError.log;cat /home/travis/build/simgrid/simgrid/CMakeFiles/CMakeError.log; exit 1))
-      - make -j2 VERBOSE=1 all && make -j2 tests && ctest -j2 --output-on-failure
+      - (cmake -Denable_model-checking=ON  -Denable_documentation=OFF -Denable_coverage=ON -Denable_lua=OFF -Denable_compile_optimizations=ON -Denable_smpi=ON -Denable_smpi_MPICH3_testsuite=ON -Denable_compile_warnings=ON -DLTO_EXTRA_FLAG="auto" . || (echo XXX CMakeOutput.log; cat /home/travis/build/simgrid/simgrid/CMakeFiles/CMakeOutput.log; echo XXX CMakeError.log;cat /home/travis/build/simgrid/simgrid/CMakeFiles/CMakeError.log; exit 1))
+      - make -j$(nproc) VERBOSE=1 all && make -j2 tests && ctest -j2 --output-on-failure
     - os: windows
       script:
       - mv "C:/Program Files/Git/usr/bin/sh.exe" "sh-ignored.exe"