fixes #20572 (#20585)

* fixes #20572 * added a test case
2022-10-17 23:48:51 +02:00 · 2022-10-17 23:48:51 +02:00 · 81087c949f
commit 81087c949f
parent c0824b9b80
25 changed files with 116 additions and 70 deletions
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@ -3086,7 +3086,7 @@ proc expr(p: BProc, n: PNode, d: var TLoc) =
    cow(p, n[1])
    if nfPreventCg notin n.flags:
      genAsgn(p, n, fastAsgn=false)
-  of nkFastAsgn:
+  of nkFastAsgn, nkSinkAsgn:
    cow(p, n[1])
    if nfPreventCg notin n.flags:
      # transf is overly aggressive with 'nkFastAsgn', so we work around here.