bremond

I have this error with the latest guix cmake (3.21.4) ```[ 96%] Building CXX object mechanisms/CMakeFiles/mechanisms.dir/src/CADMBTB/mymath_FunctionSetRoot.ixx.o c++: warning: mechanisms/src/CADMBTB/mymath_FunctionSetRoot.ixx: linker input file unused because linking not done``` [...] ```[ 98%]...

[numerics] NM storageType + NSM origin sync with matrix version

2

This adds a synchronization between storageType (DENSE & SPARSE BLOCK), origin (SPARSE) and matrix version with a call to ```NM_version_sync(M)```. The call is added at the end of every function...

Travis does not report errors

2

https://travis-ci.org/github/siconos/siconos/jobs/663108683 line 477: 77/128 Test #117: python_test_bouncing_ball ...................***Failed Error regular expression found in output. Regex=[FAILURE] 0.88 sec 98% tests passed, 3 tests failed out of 128 The following tests FAILED:...

This is a cleaned version of #396 after it was messed up by an unfortunate rebase. All numerics tests are ok on guix.

Compilation with Opencascade 7.6 (occ.i) `mechanics/MultiBodySystems/SliderCrank/occ_slider_crank.py` ok (issues with vview) `mechanics/MultiBodySystems/OCC_Examples/occ_bouncing_ball.py` fall through the ground (ok with vview).