Merge branch 'bugfix/fix-arithmetictestsuite-on-i386' into 'master'

Ansgar Burchardtrequested to merge
cherry-pick-c295d03b into releases/2.6

quotient must be representable without error

See merge request !387 (merged)

(cherry picked from commit c295d03b)

7c32abc1 quotient must be representable without error

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