--- gforth/test/gforth.fs 2006/10/27 21:47:02 1.10 +++ gforth/test/gforth.fs 2006/10/28 08:44:25 1.11 @@ -49,31 +49,3 @@ decimal { 1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } { 0e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } { -1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } - -\ gforth now guarantees exceptions in division errors - -\ division by zero -{ 1 0 ' / catch -> 1 0 -10 } -{ 1 0 ' mod catch -> 1 0 -10 } -{ 1 0 ' /mod catch -> 1 0 -10 } -{ 1 1 0 ' */mod catch -> 1 1 0 -10 } -{ 1 1 0 ' */ catch -> 1 1 0 -10 } -{ 1. 0 ' fm/mod catch -> 1. 0 -10 } -{ 1. 0 ' sm/rem catch -> 1. 0 -10 } -{ 1. 0 ' um/mod catch -> 1. 0 -10 } - -\ division overflows (might come out as "division by zero" or "overflow") -environment-wordlist >order -{ 1 1 dnegate 2 ' sm/rem catch 0= -> -1 max-n invert true } - -{ 1 1 -2 ' sm/rem catch 0= -> 1 max-n invert true } - -{ max-u max-n 2/ max-n invert ' fm/mod catch -> -1 max-n invert 0 } -{ max-u max-n 2/ max-n invert ' sm/rem catch -> max-n max-n negate 0 } - -{ 0 max-n 2/ 1+ max-n invert ' fm/mod catch -> 0 max-n invert 0 } -{ 0 max-n 2/ 1+ max-n invert ' sm/rem catch -> 0 max-n invert 0 } - -{ 1 max-n 2/ 1+ max-n invert ' sm/rem catch 0= -> 1 max-n invert true } - -{ 0 max-u -1. d+ max-u ' um/mod catch 0= -> max-u 1- max-u true }