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bugfix: field names of tuples are treated consistently in the C backend

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This commit is contained in:
Araq 2012-05-27 14:57:12 +02:00
commit 7a249eb8c1
5 changed files with 39 additions and 25 deletions
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8
compiler/types.nim
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@ -550,6 +550,7 @@ type
TSameTypeClosure = object {.pure.}
cmp: TDistinctCompare
ignoreTupleFields: bool
recCheck: int
s: seq[tuple[a,b: int]] # seq for a set as it's hopefully faster
# (few elements expected)
@ -645,7 +646,7 @@ proc sameTuple(a, b: PType, c: var TSameTypeClosure): bool =
for i in countup(0, sonsLen(a) - 1):
result = SameTypeAux(a.sons[i], b.sons[i], c)
if not result: return
if a.n != nil and b.n != nil:
if a.n != nil and b.n != nil and not c.ignoreTupleFields:
for i in countup(0, sonsLen(a.n) - 1):
# check field names:
if a.n.sons[i].kind != nkSym: InternalError(a.n.info, "sameTuple")
@ -787,6 +788,11 @@ proc SameType*(x, y: PType): bool =
var c = initSameTypeClosure()
result = sameTypeAux(x, y, c)
proc sameBackendType*(x, y: PType): bool =
var c = initSameTypeClosure()
c.ignoreTupleFields = true
result = sameTypeAux(x, y, c)
proc compareTypes*(x, y: PType, cmp: TDistinctCompare): bool =
## compares two type for equality (modulo type distinction)
var c = initSameTypeClosure()