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dfa.nim: track object/tuple field accesses more precisely; sink(o.x); sink(o.y) needs to compile; activate the tuple unpacking transf.nim bugfix

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This commit is contained in:
Araq 2019-04-15 17:57:59 +02:00
commit 045e026d0e
8 changed files with 135 additions and 47 deletions
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compiler/patterns.nim
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@ -48,7 +48,7 @@ proc canonKind(n: PNode): TNodeKind =
proc sameKinds(a, b: PNode): bool {.inline.} =
result = a.kind == b.kind or a.canonKind == b.canonKind
proc sameTrees(a, b: PNode): bool =
proc sameTrees*(a, b: PNode): bool =
if sameKinds(a, b):
case a.kind
of nkSym: result = a.sym == b.sym