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fixes #11891

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This commit is contained in:
Andreas Rumpf 2019-08-10 15:41:24 +02:00
commit 212ae2f125
5 changed files with 26 additions and 2 deletions
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4
compiler/ccgexprs.nim
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@ -944,6 +944,10 @@ proc genSeqElem(p: BProc, n, x, y: PNode, d: var TLoc) =
if d.k == locNone: d.storage = OnHeap
if skipTypes(a.t, abstractVar).kind in {tyRef, tyPtr}:
a.r = ropecg(p.module, "(*$1)", [a.r])
if lfPrepareForMutation in d.flags and ty.kind == tyString and
p.config.selectedGC == gcDestructors:
linefmt(p, cpsStmts, "#nimPrepareStrMutationV2($1);$n", [byRefLoc(p, a)])
putIntoDest(p, d, n,
ropecg(p.module, "$1$3[$2]", [rdLoc(a), rdCharLoc(b), dataField(p)]), a.storage)