#14377: false result in the addition -------------------------------------+------------------------------------- Reporter: vanto | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.2.1 Keywords: | Operating System: Unknown/Multiple Architecture: | Type of failure: Incorrect result Unknown/Multiple | at runtime Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- {{{ Prelude> 1.1+2.2 3.3000000000000003 Prelude> 1.11+2.22 3.33 Prelude> 1.111+2.222 3.333 Prelude> 1.1111+2.2222 3.3333 Prelude> 1.11111+2.22222 3.33333 Prelude> 1.111111+2.222222 3.3333329999999997 Prelude> 1.1111111+2.2222222 3.3333333 Prelude> 1.11111111+2.22222222 3.33333333 Prelude> 1.111111111+2.222222222 3.333333333 Prelude> 1.1111111111+2.2222222222 3.3333333333 Prelude> 1.11111111111+2.22222222222 3.33333333333 Prelude> 1.111111111111+2.222222222222 3.333333333333 Prelude> 1.1111111111111+2.2222222222222 3.3333333333333 Prelude> 1.11111111111111+2.22222222222222 3.3333333333333304 Prelude> 1.111111111111111+2.222222222222222 3.333333333333333 }}} Given the other additions, three results can be improved. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14377 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler