fixes regression that caused pegs to not compile

compiler/semexprs.nim

@@ -962,6 +962,7 @@ proc builtinFieldAccess(c: PContext, n: PNode, flags: TExprFlags): PNode =
   if s != nil:
     if s.kind in OverloadableSyms:
       result = symChoice(c, n, s, scClosed)
+      if result.kind == nkSym: result = semSym(c, n, s, flags)
     else:
       markUsed(n.sons[1].info, s)
       result = semSym(c, n, s, flags)

lib/pure/pegs.nim

@@ -1467,7 +1467,7 @@ proc builtin(p: var PegParser): Peg =
   of "W": result = charSet({'\1'..'\xff'} - {'a'..'z','A'..'Z','_','0'..'9'})
   of "a": result = charSet({'a'..'z', 'A'..'Z'})
   of "A": result = charSet({'\1'..'\xff'} - {'a'..'z', 'A'..'Z'})
-  of "ident": result = pegs.ident()
+  of "ident": result = pegs.ident
   of "letter": result = unicodeLetter()
   of "upper": result = unicodeUpper()
   of "lower": result = unicodeLower()