fixes #19291; implements wasMoved hook (#21303)

* fixes #19291; implements `wasMoved` hook

* basics

* checkpoint

* finish `wasMoved`

* add a test for #19291

* add documentation and changelog

* work `attachedWasMoved` with generics

* fixes optimizer

* register `=wasMoved`

* handle wasMoved magcis

* check another round

* some patches

* try `op == nil`

* nicer

* generate `wasMoved` before `destroy`

* try again

* fixes tests

* default wasMoved

* Update tests/destructor/tv2_cast.nim

* Update tests/destructor/tv2_cast.nim

* Update tests/arc/topt_refcursors.nim
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ringabout 2023-03-02 12:29:40 +08:00 • committed by GitHub
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@ -341,6 +341,8 @@
- IBM Z architecture and macOS m1 arm64 architecture are supported.
- `=wasMoved` can be overridden by users.
## Compiler changes
- The `gc` switch has been renamed to `mm` ("memory management") in order to reflect the