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fixes a critical codegenbug

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This commit is contained in:
Andreas Rumpf
2016-01-30 18:43:53 +01:00
parent 83e0e32f93
commit 3e33084da7
1 changed files with 5 additions and 2 deletions
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7
compiler/ccgexprs.nim
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@@ -1056,12 +1056,15 @@ proc genSeqElemAppend(p: BProc, e: PNode, d: var TLoc) =
var a, b, dest: TLoc
initLocExpr(p, e.sons[1], a)
initLocExpr(p, e.sons[2], b)
let bt = skipTypes(e.sons[2].typ, abstractVar)
lineCg(p, cpsStmts, seqAppendPattern, [
rdLoc(a),
getTypeDesc(p.module, skipTypes(e.sons[1].typ, abstractVar)),
getTypeDesc(p.module, skipTypes(e.sons[2].typ, abstractVar))])
getTypeDesc(p.module, bt)])
keepAlive(p, a)
initLoc(dest, locExpr, b.t, OnHeap)
#if bt != b.t:
# echo "YES ", e.info, " new: ", typeToString(bt), " old: ", typeToString(b.t)
initLoc(dest, locExpr, bt, OnHeap)
dest.r = rfmt(nil, "$1->data[$1->$2]", rdLoc(a), lenField(p))
genAssignment(p, dest, b, {needToCopy, afDestIsNil})
lineCg(p, cpsStmts, "++$1->$2;$n", rdLoc(a), lenField(p))