File: 378_join.sml

package info (click to toggle)
smlsharp 4.1.0-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 123,732 kB
  • sloc: ansic: 16,725; sh: 4,347; makefile: 2,191; java: 742; haskell: 493; ruby: 305; cpp: 284; pascal: 256; ml: 255; lisp: 141; asm: 97; sql: 74
file content (11 lines) | stat: -rw-r--r-- 362 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
 
infixr ::
fun f nil = raise Fail "nil"
  | f [x] = x
  | f (x :: y :: l) = f (_join(x, y) :: l);

(*
This must typecheck as follows:
  val f = fn : ['a#reify. ('a = 'a join 'a) => 'a list -> 'a]
but this causes Bug at PolyTyElimination.
  Bug.Bug: PolyTyElimination: equal at src/compiler/compilePhases/polytyelimination/main/PolyTyElimination.sml:17.14(302)
*)