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-rw-r--r--compiler/ccgexprs.nim16
1 files changed, 6 insertions, 10 deletions
diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 59ef05f9c..d00371dd8 100644
--- a/compiler/ccgexprs.nim
+++ b/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)
@@ -867,15 +866,15 @@ proc genArrayElem(p: BProc, n, x, y: PNode, d: var TLoc) =
       # semantic pass has already checked for const index expressions
       if firstOrd(p.config, ty) == 0:
         if (firstOrd(p.config, b.t) < firstOrd(p.config, ty)) or (lastOrd(p.config, b.t) > lastOrd(p.config, ty)):
-          linefmt(p, cpsStmts, "if ((NU)($1) > (NU)($2)) #raiseIndexError();$n",
+          linefmt(p, cpsStmts, "if ((NU)($1) > (NU)($2)) #raiseIndexError2($1, $2);$n",
                   rdCharLoc(b), intLiteral(lastOrd(p.config, ty)))
       else:
-        linefmt(p, cpsStmts, "if ($1 < $2 || $1 > $3) #raiseIndexError();$n",
+        linefmt(p, cpsStmts, "if ($1 < $2 || $1 > $3) #raiseIndexError3($1, $2, $3);$n",
                 rdCharLoc(b), first, intLiteral(lastOrd(p.config, ty)))
     else:
       let idx = getOrdValue(y)
       if idx < firstOrd(p.config, ty) or idx > lastOrd(p.config, ty):
-        localError(p.config, x.info, "index out of bounds")
+        localError(p.config, x.info, formatErrorIndexBound(idx, firstOrd(p.config, ty), lastOrd(p.config, ty)))
   d.inheritLocation(a)
   putIntoDest(p, d, n,
               ropecg(p.module, "$1[($2)- $3]", rdLoc(a), rdCharLoc(b), first), 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)
@@ -915,7 +913,7 @@ proc genOpenArrayElem(p: BProc, n, x, y: PNode, d: var TLoc) =
   initLocExpr(p, x, a)
   initLocExpr(p, y, b) # emit range check:
   if optBoundsCheck in p.options:
-    linefmt(p, cpsStmts, "if ((NU)($1) >= (NU)($2Len_0)) #raiseIndexError();$n",
+    linefmt(p, cpsStmts, "if ((NU)($1) >= (NU)($2Len_0)) #raiseIndexError2($1,$2Len_0-1);$n",
             rdLoc(b), rdLoc(a)) # BUGFIX: ``>=`` and not ``>``!
   inheritLocation(d, a)
   putIntoDest(p, d, n,
@@ -931,11 +929,11 @@ proc genSeqElem(p: BProc, n, x, y: PNode, d: var TLoc) =
   if optBoundsCheck in p.options:
     if ty.kind == tyString and (not defined(nimNoZeroTerminator) or optLaxStrings in p.options):
       linefmt(p, cpsStmts,
-              "if ((NU)($1) > (NU)$2) #raiseIndexError();$n",
+              "if ((NU)($1) > (NU)$2) #raiseIndexError2($1,$2);$n",
               rdLoc(b), lenExpr(p, a))
     else:
       linefmt(p, cpsStmts,
-              "if ((NU)($1) >= (NU)$2) #raiseIndexError();$n",
+              "if ((NU)($1) >= (NU)$2) #raiseIndexError2($1,$2-1);$n",
               rdLoc(b), lenExpr(p, a))
   if d.k == locNone: d.storage = OnHeap
   if skipTypes(a.t, abstractVar).kind in {tyRef, tyPtr}:
@@ -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: