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fixes #12172

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This commit is contained in:
Araq 2019-09-13 18:12:38 +02:00
commit 5018e7f304
2 changed files with 3 additions and 3 deletions
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4
compiler/injectdestructors.nim
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@ -134,7 +134,7 @@ to do it.
]#
import
intsets, ast, msgs, renderer, magicsys, types, idents,
intsets, ast, astalgo, msgs, renderer, magicsys, types, idents,
strutils, options, dfa, lowerings, tables, modulegraphs, msgs,
lineinfos, parampatterns, sighashes
@ -322,7 +322,7 @@ proc makePtrType(c: Con, baseType: PType): PType =
proc genOp(c: Con; t: PType; kind: TTypeAttachedOp; dest, ri: PNode): PNode =
var op = t.attachedOps[kind]
if op == nil:
if op == nil or op.ast[genericParamsPos].kind != nkEmpty:
# give up and find the canonical type instead:
let h = sighashes.hashType(t, {CoType, CoConsiderOwned, CoDistinct})
let canon = c.graph.canonTypes.getOrDefault(h)