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fix assignment to converted concept type (#15051)

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* fix assignment to converted concept type

* check for resolved concepts

* add extra test
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jcosborn 2020-07-24 14:19:11 -05:00 • committed by GitHub
commit add003a074
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2 changed files with 41 additions and 17 deletions
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4
compiler/types.nim
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@ -1070,7 +1070,11 @@ proc sameTypeAux(x, y: PType, c: var TSameTypeClosure): bool =
if x == y: return true
var a = skipTypes(x, {tyGenericInst, tyAlias})
while a.kind == tyUserTypeClass and tfResolved in a.flags:
a = skipTypes(a[^1], {tyGenericInst, tyAlias})
var b = skipTypes(y, {tyGenericInst, tyAlias})
while b.kind == tyUserTypeClass and tfResolved in b.flags:
b = skipTypes(b[^1], {tyGenericInst, tyAlias})
assert(a != nil)
assert(b != nil)
if a.kind != b.kind: