make the copy operation of Thread an error (#17734)

2026-04-17 21:12:42 +00:00 · 2021-04-16 14:50:44 +08:00
parent 95e8ddabb2
commit 12783dbcf0
1 changed files with 2 additions and 0 deletions
--- a/lib/system/threads.nim
+++ b/lib/system/threads.nim
@@ -90,6 +90,8 @@ type
      dataFn: proc (m: TArg) {.nimcall, gcsafe.}
      data: TArg

+proc `=copy`*[TArg](x: var Thread[TArg], y: Thread[TArg]) {.error.}
+
 var
  threadDestructionHandlers {.rtlThreadVar.}: seq[proc () {.closure, gcsafe, raises: [].}]