removed flawed thread analysis pass

compiler/passes.nim

@@ -13,7 +13,7 @@
 import 
   strutils, lists, options, ast, astalgo, llstream, msgs, platform, os, 
   condsyms, idents, renderer, types, extccomp, math, magicsys, nversion, 
-  nimsets, syntaxes, times, rodread, semthreads, idgen
+  nimsets, syntaxes, times, rodread, idgen
 
 type  
   TPassContext* = object of TObject # the pass's context
@@ -74,7 +74,8 @@ proc astNeeded*(s: PSym): bool =
       ({sfCompilerProc, sfCompileTime} * s.flags == {}) and
       (s.typ.callConv != ccInline) and 
       (s.ast.sons[genericParamsPos].kind == nkEmpty): 
-    result = semthreads.needsGlobalAnalysis()
+    result = false
+    # XXX this doesn't really make sense with excessive CTFE
   else:
     result = true