Bug#993043: ensmallen: autopkgtest regression on arm64/i386/ppc64el

[Adrian Bunk]

Source: ensmallen
Version: 2.17.0-2
Severity: serious

https://ci.debian.net/data/autopkgtest/testing/arm64/e/ensmallen/14865434/log.gz
https://ci.debian.net/data/autopkgtest/testing/i386/e/ensmallen/14865770/log.gz
https://ci.debian.net/data/autopkgtest/testing/ppc64el/e/ensmallen/14865925/log.gz

...
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MOEADZDTONETest
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tests/moead_test.cpp:510
...............................................................................

tests/moead_test.cpp:544: FAILED:
  REQUIRE( g == Approx(1.0).margin(0.99) )
with expansion:
  2.1844866419 == Approx( 1.0 )
...