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fix #17512 (#17520)

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flywind 2021-03-30 16:27:24 +08:00 • committed by GitHub
commit 3715fc41d5
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1 changed files with 8 additions and 1 deletions
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9
compiler/ccgcalls.nim
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@ -259,6 +259,10 @@ proc withTmpIfNeeded(p: BProc, a: TLoc, needsTmp: bool): TLoc =
else:
result = a
proc literalsNeedsTmp(p: BProc, a: TLoc): TLoc =
getTemp(p, a.lode.typ, result, needsInit=false)
genAssignment(p, result, a, {})
proc genArgStringToCString(p: BProc, n: PNode, needsTmp: bool): Rope {.inline.} =
var a: TLoc
initLocExpr(p, n[0], a)
@ -273,7 +277,10 @@ proc genArg(p: BProc, n: PNode, param: PSym; call: PNode, needsTmp = false): Rop
result = openArrayLoc(p, param.typ, n)
elif ccgIntroducedPtr(p.config, param, call[0].typ[0]):
initLocExpr(p, n, a)
result = addrLoc(p.config, withTmpIfNeeded(p, a, needsTmp))
if n.kind in {nkCharLit..nkNilLit}:
result = addrLoc(p.config, literalsNeedsTmp(p, a))
else:
result = addrLoc(p.config, withTmpIfNeeded(p, a, needsTmp))
elif p.module.compileToCpp and param.typ.kind in {tyVar} and
n.kind == nkHiddenAddr:
initLocExprSingleUse(p, n[0], a)