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fixes a critical =trace generation bug (see test case) (#14140)

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Andreas Rumpf 2020-04-27 22:20:14 +02:00 • committed by GitHub
commit 065a6af2de
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3 changed files with 22 additions and 2 deletions
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6
compiler/liftdestructors.nim
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@ -253,9 +253,13 @@ proc newOpCall(op: PSym; x: PNode): PNode =
proc newDeepCopyCall(op: PSym; x, y: PNode): PNode =
result = newAsgnStmt(x, newOpCall(op, y))
proc usesBuiltinArc(t: PType): bool =
proc wrap(t: PType): bool {.nimcall.} = ast.isGCedMem(t)
result = types.searchTypeFor(t, wrap)
proc useNoGc(c: TLiftCtx; t: PType): bool {.inline.} =
result = optSeqDestructors in c.g.config.globalOptions and
({tfHasGCedMem, tfHasOwned} * t.flags != {} or t.isGCedMem)
({tfHasGCedMem, tfHasOwned} * t.flags != {} or usesBuiltinArc(t))
proc requiresDestructor(c: TLiftCtx; t: PType): bool {.inline.} =
result = optSeqDestructors in c.g.config.globalOptions and