Unit test failure when cross-building i686

[karl-nilsson]

When cross-building i686, the unit test fails.

I'll try to build in a i686 vm.

Here's the output

[0/1] Running tests...
Test project /builddir/libnest2d-0.4/build
    Start 1: libnest2d_tests
1/1 Test #1: libnest2d_tests ..................***Failed    0.35 sec

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tests_clipper_nlopt is a Catch v2.13.4 host application.
Run with -? for options

-------------------------------------------------------------------------------
pointOnPolygonContour
-------------------------------------------------------------------------------
../tests/test.cpp:976
...............................................................................

../tests/test.cpp:993: FAILED:
  REQUIRE( shapelike::touches(v, input.transformedShape()) )
with expansion:
  false

===============================================================================
test cases:   19 |   18 passed | 1 failed
assertions: 1746 | 1745 passed | 1 failed



0% tests passed, 1 tests failed out of 1

Total Test time (real) =   0.35 sec

The following tests FAILED:
          1 - libnest2d_tests (Failed)
Errors while running CTest
FAILED: CMakeFiles/test.util