Nice/src/bossa/syntax analyse.nice,1.89,1.90

Update of /cvsroot/nice/Nice/src/bossa/syntax
In directory sc8-pr-cvs1:/tmp/cvs-serv8432/src/bossa/syntax

Modified Files:
        analyse.nice 
Log Message:
Do not make arguments of known pure higher-order functions capture variables,
since they do not escape the call.


Index: analyse.nice
===================================================================
RCS file: /cvsroot/nice/Nice/src/bossa/syntax/analyse.nice,v
retrieving revision 1.89
retrieving revision 1.90
diff -C2 -d -r1.89 -r1.90
*** analyse.nice        25 Nov 2003 10:02:31 -0000      1.89
--- analyse.nice        25 Nov 2003 10:31:01 -0000      1.90
***************
*** 278,286 ****
  }
  
! void analyse(Arguments, Info);
! analyse(args@Arguments, info)
  {
    for (int i = 0; i < args.size(); i++)
!     args.setExp(i, analyse(args.getExp(i), info));
  }
  
--- 278,285 ----
  }
  
! void analyse(Arguments args, Info info, boolean noEscape)
  {
    for (int i = 0; i < args.size(); i++)
!     args.setExp(i, analyse(args.getExp(i), info, noEscape: noEscape));
  }
  
***************
*** 307,311 ****
      markAsCallFirstArg(notNull(args.getExp(0)));
  
!   args.analyse(info);
  
    if (e.infix)
--- 306,313 ----
      markAsCallFirstArg(notNull(args.getExp(0)));
  
!   boolean noEscape = args.size() == 2 &&
!     (e.isCallTo("foreach") || e.isCallTo("forbreak") || e.isCallTo("map") ||
!      e.isCallTo("filter"));
!   args.analyse(info, noEscape);
  
    if (e.infix)
***************
*** 393,397 ****
  }      
  
! analyse(e@FunExp, info)
  {
    let savedDepth = info.anonFunDepth;
--- 395,404 ----
  }      
  
! ?Expression analyse(Expression e, Info info, boolean noEscape) =
!   analyse(e, info);
! 
! analyse(e@FunExp, info) = analyse(e, info, false);
! 
! analyse(e@FunExp, info@Info, noEscape)
  {
    let savedDepth = info.anonFunDepth;
***************
*** 400,404 ****
      info.beginInner();
      info.begin();
!     info.anonFunDepth = info.depth;
  
      if (e.constraint != Constraint.True && e.constraint != null)
--- 407,412 ----
      info.beginInner();
      info.begin();
!     if (! noEscape)
!       info.anonFunDepth = info.depth;
  
      if (e.constraint != Constraint.True && e.constraint != null)
***************
*** 554,558 ****
  analyse(e@NewExp, info)
  {
!   e.arguments.analyse(info);
    e.resolve(info.typeMap);
    return e;
--- 562,566 ----
  analyse(e@NewExp, info)
  {
!   e.arguments.analyse(info, noEscape: false);
    e.resolve(info.typeMap);
    return e;




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