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preparations for language extensions: 'sink' and 'lent' types

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This commit is contained in:
Andreas Rumpf 2018-01-07 23:09:26 +01:00
commit e4081a7201
34 changed files with 183 additions and 178 deletions
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4
compiler/ccgutils.nim
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@ -110,13 +110,13 @@ proc getUniqueType*(key: PType): PType =
of tyDistinct:
if key.deepCopy != nil: result = key
else: result = getUniqueType(lastSon(key))
of tyGenericInst, tyOrdinal, tyStatic, tyAlias, tyInferred:
of tyGenericInst, tyOrdinal, tyStatic, tyAlias, tySink, tyInferred:
result = getUniqueType(lastSon(key))
#let obj = lastSon(key)
#if obj.sym != nil and obj.sym.name.s == "TOption":
# echo "for ", typeToString(key), " I returned "
# debug result
of tyPtr, tyRef, tyVar:
of tyPtr, tyRef, tyVar, tyLent:
let elemType = lastSon(key)
if elemType.kind in {tyBool, tyChar, tyInt..tyUInt64}:
# no canonicalization for integral types, so that e.g. ``ptr pid_t`` is