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fixes an old ARC bug: the produced copy/sink operations don't copy the hidden type field for objects with enabled inheritance; fixes #19205 [backport:1.6] (#19232)

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Andreas Rumpf 2021-12-09 22:23:16 +01:00 • committed by GitHub
commit 32d4bf3525
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6 changed files with 38 additions and 2 deletions
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compiler/ccgtypes.nim
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@ -583,7 +583,7 @@ proc getRecordDesc(m: BModule, typ: PType, name: Rope,
if typ.kind == tyObject:
if typ[0] == nil:
if (typ.sym != nil and sfPure in typ.sym.flags) or tfFinal in typ.flags:
if lacksMTypeField(typ):
appcg(m, result, " {$n", [])
else:
if optTinyRtti in m.config.globalOptions: