diff options
| -rw-r--r-- | compiler/sempass2.nim | 2 | ||||
| -rw-r--r-- | tests/arc/t19435.nim | 29 |
2 files changed, 30 insertions, 1 deletions
diff --git a/compiler/sempass2.nim b/compiler/sempass2.nim index 9bc811a03..0ee806f36 100644 --- a/compiler/sempass2.nim +++ b/compiler/sempass2.nim @@ -1054,7 +1054,7 @@ proc track(tracked: PEffects, n: PNode) = addAsgnFact(tracked.guards, n[0], n[1]) notNilCheck(tracked, n[1], n[0].typ) when false: cstringCheck(tracked, n) - if tracked.owner.kind != skMacro: + if tracked.owner.kind != skMacro and n[0].typ.kind notin {tyOpenArray, tyVarargs}: createTypeBoundOps(tracked, n[0].typ, n.info) if n[0].kind != nkSym or not isLocalVar(tracked, n[0].sym): checkForSink(tracked.config, tracked.c.idgen, tracked.owner, n[1]) diff --git a/tests/arc/t19435.nim b/tests/arc/t19435.nim new file mode 100644 index 000000000..519216bad --- /dev/null +++ b/tests/arc/t19435.nim @@ -0,0 +1,29 @@ +discard """ + matrix: "--gc:arc" +""" + +# bug #19435 +{.experimental: "views".} + +type + Bar = object + placeholder: int + Foo = object + placeholder: int + c: seq[Bar] # remove this line to make things right + +func children*(s: var seq[Foo]): openArray[Foo] = + s.toOpenArray(0, s.len-1) + +proc test = + var foos = @[Foo(), Foo()] + + assert foos.children.len == 2 + var flag = true + for a in foos.children: + flag = false + + if flag: + doAssert false + +test() \ No newline at end of file |