daily cruft removal

compiler/ccgcalls.nim

@@ -63,26 +63,6 @@ proc fixupCall(p: BProc, le, ri: PNode, d: var TLoc,
     add(pl, ~");$n")
     line(p, cpsStmts, pl)
 
-proc isInCurrentFrame(p: BProc, n: PNode): bool =
-  # checks if `n` is an expression that refers to the current frame;
-  # this does not work reliably because of forwarding + inlining can break it
-  case n.kind
-  of nkSym:
-    if n.sym.kind in {skVar, skResult, skTemp, skLet} and p.prc != nil:
-      result = p.prc.id == n.sym.owner.id
-  of nkDotExpr, nkBracketExpr:
-    if skipTypes(n.sons[0].typ, abstractInst).kind notin {tyVar,tyLent,tyPtr,tyRef}:
-      result = isInCurrentFrame(p, n.sons[0])
-  of nkHiddenStdConv, nkHiddenSubConv, nkConv:
-    result = isInCurrentFrame(p, n.sons[1])
-  of nkHiddenDeref, nkDerefExpr:
-    # what about: var x = addr(y); callAsOpenArray(x[])?
-    # *shrug* ``addr`` is unsafe anyway.
-    result = false
-  of nkObjUpConv, nkObjDownConv, nkCheckedFieldExpr:
-    result = isInCurrentFrame(p, n.sons[0])
-  else: discard
-
 proc genBoundsCheck(p: BProc; arr, a, b: TLoc)
 
 proc openArrayLoc(p: BProc, n: PNode): Rope =

compiler/ccgexprs.nim

@@ -850,7 +850,6 @@ proc genUncheckedArrayElem(p: BProc, n, x, y: PNode, d: var TLoc) =
   var a, b: TLoc
   initLocExpr(p, x, a)
   initLocExpr(p, y, b)
-  var ty = skipTypes(a.t, abstractVarRange + abstractPtrs + tyUserTypeClasses)
   d.inheritLocation(a)
   putIntoDest(p, d, n, ropecg(p.module, "$1[$2]", rdLoc(a), rdCharLoc(b)),
               a.storage)
@@ -884,7 +883,6 @@ proc genCStringElem(p: BProc, n, x, y: PNode, d: var TLoc) =
   var a, b: TLoc
   initLocExpr(p, x, a)
   initLocExpr(p, y, b)
-  var ty = skipTypes(a.t, abstractVarRange)
   inheritLocation(d, a)
   putIntoDest(p, d, n,
               ropecg(p.module, "$1[$2]", rdLoc(a), rdCharLoc(b)), a.storage)
@@ -1402,7 +1400,6 @@ proc genArrToSeq(p: BProc, n: PNode, d: var TLoc) =
   else:
     var i: TLoc
     getTemp(p, getSysType(p.module.g.graph, unknownLineInfo(), tyInt), i)
-    let oldCode = p.s(cpsStmts)
     linefmt(p, cpsStmts, "for ($1 = 0; $1 < $2; $1++) {$n",  i.r, L.rope)
     initLoc(elem, locExpr, lodeTyp elemType(skipTypes(n.typ, abstractInst)), OnHeap)
     elem.r = ropecg(p.module, "$1$3[$2]", rdLoc(d), rdLoc(i), dataField(p))
@@ -2576,7 +2573,6 @@ proc genConstObjConstr(p: BProc; n: PNode): Rope =
 proc genConstSimpleList(p: BProc, n: PNode): Rope =
   var length = sonsLen(n)
   result = rope("{")
-  let t = n.typ.skipTypes(abstractInst)
   for i in countup(0, length - 2):
     addf(result, "$1,$n", [genNamedConstExpr(p, n.sons[i])])
   if length > 0: